AZ2-F Training 988839102_SM

33
SERVICE / TRAINING MANUAL LCD Digital Color TV AZ2-F Chassis Segment: 3a-2_No_3D 9-888-391-02 Version Date Subject 1.0 2/11/2011 Original Manual Release Date 2.0 12/19/2011 Updated entire manual. ORIGINAL MANUAL ISSUE DATE: 2/2011 HISTORY INFORMATION FOR THE FOLLOWING MANUAL:

Transcript of AZ2-F Training 988839102_SM

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SERVICE / TRAINING MANUAL

LCD Digital Color TV

AZ2-F Chassis

Segment: 3a-2_No_3D

9-888-391-02

Version Date Subject1.0 2/11/2011 Original Manual Release Date2.0 12/19/2011 Updated entire manual.

ORIGINAL MANUAL ISSUE DATE: 2/2011

HISTORY INFORMATION FOR THE FOLLOWING MANUAL:

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SERVICE / TRAINING MANUAL

LCD Digital Color TV

AZ2-F Chassis

Segment: 3a-2_No_3D

9-888-391-02

Self Diagnosis Supported model   

KDL-40EX620

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MODEL LIST

  MODEL COMMANDER DESTINATION MODEL COMMANDER DESTINATION 

KDL-40EX620 RM-YD063 US/CND

KDL-40EX621 RM-YD063 US/CND

KDL-46EX620 RM-YD063 US/CND

KDL-46EX621 RM-YD063 US/CND

KDL-55EX620 RM-YD063 US/CND

KDL-55EX621 RM-YD063 US/CND

9-888-391-02

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KDL-40EX620/40EX621/46EX620/46EX621/55EX620/55EX621 i

TABLE OF CONTENTSSection 1 - Safety and Features.................................................1

Warnings and Cautions - English ...............................................1

Handling the LVDS FFC Connector ...........................................3

Disconnecting the LVDS FFC Connector .................................... 3

Connecting the LVDS FFC Connector ........................................ 4

Warnings and Cautions - French ................................................5

Safety-Related Warnings ...........................................................7

Safety Check-Out .......................................................................9

Self Diagnosis Function ...........................................................12

Overview ..................................................................................13

Features ...................................................................................13Navigation Made Easy .............................................................. 13

LightSensor™ Technology ........................................................ 13

X-Reality™ Engine .................................................................... 13

Presence Sensor ....................................................................... 13

USB Photos, Videos & Music .................................................... 13

Edge LED Backlighting .............................................................. 14

Internet Streaming & Connectivity ............................................. 14

Faster Start-Up .......................................................................... 14

BRAVIA® Sync™ Compatible ................................................... 14

Specications ...........................................................................14

Section 2 - Software Requirements.........................................17

Overview ..................................................................................17

Software Updates for Customers .............................................17

Software Updates for Servicers ...............................................18

Software Update Responsibility ................................................ 19

Checking the Software Version ................................................. 19

Examples of Software Correctable Symptoms .......................... 19

Section 3 - Chassis Overview ..................................................20

Overview ..................................................................................20

Overall Circuit Description ........................................................22

Main Board ...............................................................................22Tuner ......................................................................................... 22

X-Reality Processor ................................................................... 22

 Audio Amplier  .......................................................................... 22

Temperature Sensor .................................................................. 22

Power Supply ...........................................................................23

Power Supply for Backlight System .........................................23

Switch Unit ...............................................................................23

Motion Sensor Board ...............................................................23IR Board ...................................................................................23

LCD Panel Assembly ...............................................................24

TCON Board .............................................................................. 24

LD Board (LED Driver Board) ..................................................24

Diagrams ..................................................................................25

Block Diagram ........................................................................... 25

Connector Diagrams ................................................................. 27

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KDL-40EX620/40EX621/46EX620/46EX621/55EX620/55EX621 ii

TABLE OF CONTENTS 

Section 4 - Troubleshooting.....................................................33

Overview ..................................................................................33

Updating the Software ............................................................... 33

Triage Chart .............................................................................34

Protection Shutdown ................................................................35

Standby LED Flash Count ......................................................... 35

Diagnostic Code Descriptions ..................................................39

Section 5 - Flow Charts and Diagrams ...................................41

Overview ..................................................................................41

No Power ................................................................................... 42

Standby LED Blinking ................................................................ 44No Picture/No Sound ................................................................. 50

Section 6 - Disassembly/Part Number Information ...............53

Table-Top Stand Assembly Removal ........................................53

Rear Cover and AC Cover Removal ........................................54

Switch Unit and Speakers Removal .........................................55

LD Board, HLR2 Board and HMS3 Board Removal ................56

G4/G5/G6/G8 (Power Supply) Board andBATV (Main) Board Removal .............................................57

KDL-40EX620/40EX621/46EX620/46EX621 Only .................... 57

KDL-55EX620/55EX621 Only ................................................... 58

Panel Brackets and LCD Panel Removal ................................59

Cleaning the LCD Panel ............................................................ 59

Screws .....................................................................................60

Connectors ...............................................................................61

KDL-40EX620/40EX621 Only ................................................... 61

KDL-46EX620/46EX621 Only ................................................... 61

KDL-55EX620/55EX621 Only ................................................... 61

 Accessories and Packaging .....................................................62

Optional Accessories ................................................................62

Remote Commander ................................................................62

Wire Dressing ...........................................................................63

KDL-40EX620/40EX621 Only ................................................... 63

KDL-46EX620/46EX621 Only ................................................... 63

KDL-55EX620/55EX621 Only .................................................. 63

Section 7 - Service Adjustments .............................................64

Overview ..................................................................................64

Updating the Software ..............................................................64

 Accessing Service Adjustment Mode .......................................64

Viewing or Changing Service Data ............................................ 65

Updating Service Adjustment Data When Replacing the MainBoard ..................................................................................66

Selecting the Segment Code ..................................................... 66Selecting the Destination ........................................................... 67

Selecting the Model Name ........................................................ 69

Selecting the BU Trans .............................................................. 70

 Adding the Serial Number ......................................................... 71

Conrming the Model ID and Product ID ................................... 73

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KDL-40EX620/40EX621/46EX620/46EX621/55EX620/55EX621 iii

TABLE OF CONTENTS 

Updating Service Adjustment DataWhen Replacing the LCD Panel .........................................74

Copying the BU Flash Data ....................................................... 75

Conrming the Model ID and Product ID ................................... 76Resetting the Panel Operation Time ......................................... 77

Optional Adjustments ...............................................................78

Setting White Balance Adjustments .......................................... 78

Resetting the TV to Factory Condition .....................................79

Resetting the TV to Factory Condition Using Service Mode ..... 79

Appendix A - Removing the Rear Cover ...............................A-1

Removing the Power Cord from the Rear Cover ................... A-1KDL-40EX620/40EX621 Only ..................................................A-1

KDL-46EX620/46EX621 Only ..................................................A-3

Appendix B - Attaching the Rear Cover ................................B-1

Reattaching the Rear Cover to the Bezel ............................... B-1

KDL-40EX620/40EX621 Only ..................................................B-1

KDL-46EX620/46EX621 Only ..................................................B-1

Appendix C - Replacing the LCD Panel ................................C-1

Removing the LCD Panel from the Bezel ..............................C-1

Reattaching the LCD Panel onto the Bezel ............................C-2

Appendix D - Rear Cover Caution .........................................D-1

Appendix E - Setup Guide ...................................................... E-1

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KDL-40EX620/40EX621/46EX620/46EX621/55EX620/55EX621 1

WARNINGS AND CAUTIONS - ENGLISH 

CAUTION

These servicing instructions are for use by qualied service personnel only. To reduce the risk of electric shock, do not perform any servicing otherthan that contained in the operating instructions unless you are qualied to do so.

CARRYING THE TV

• Carry the TV with the adequate number of people; larger size TVs require two or more people.

• Correct hand placement while carrying the TV is very important for safety and to avoid damage.

• Disconnect all cables when carrying the TV.

WARNING!! An isolation transformer should be used during any service to avoid possible shock hazard, because of live chassis. The chassis of this receiver isdirectly connected to the AC power line.

  !  SAFETY-RELATED COMPONENT WARNING!!Components identied by shading and   !  mark on the exploded views are critical for safe operation.

Replace all components with Sony parts whose part numbers appear as shown in this manual or in supplements published by Sony. It is essentialthat all critical parts be replaced only with the part number specied in this manual to prevent electric shock, re, or other hazard.

Circuit adjustments that are critical for safe operation are identied in this manual.

Follow these procedures whenever critical components are replaced or improper operation is suspected.

NOTE: Do not modify the original design without obtaining written permission from the manufacturer or you will void the original parts and laborguarantee.

SECTION 1 - SAFETY AND FEATURES

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KDL-40EX620/40EX621/46EX620/46EX621/55EX620/55EX621 2

SECTION 1 - SAFETY AND FEATURES 

CAUTIONW  Do Not use paper towels, any type of abrasive pad, rags, rubber or vinyl materials to clean the screen. Using these materials could easilyscratch the screen which may result in permanent damage.

W  Do Not use any cleaning product containing alkaline/acid cleaner, scouring powder, or volatile solvent, such as alcohol, ammonia,benzene, thinner or insecticide. Using any of these harsh cleaners may result in permanent damage to the screen.

W  Do Not spray water or detergent directly onto the TV screen . If liquid drips into the bottom of the screen it may cause a failure.

CLEANING THE LCD PANELCAUTION: When cleaning the TV, be sure to unplug the power cord to avoid any chance of electric shock.

Clean the cabinet of the TV with a dry soft cloth.

Wipe the LCD screen gently with a soft cloth.

R  Stubborn stains may be removed with a cloth slightly moistened with a solution of mild soap and warm water.

R  If using a chemically pretreated cloth, please follow the instruction provided on the package.

R  Never use strong solvents such as a thinner, alcohol or benzine for cleaning.

R  Periodic vacuuming of the ventilation openings is recommended to ensure to proper ventilation.

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KDL-40EX620/40EX621/46EX620/46EX621/55EX620/55EX621 3

SECTION 1 - SAFETY AND FEATURES 

HANDLING THE LVDS FFC CONNECTOR   Several 2011 Models use a LVDS FFC Connector from the Main Board to the TCON Board. There are three different types of

connectors that are used.CAUTION:

Refer to the illustration below when disconnecting orconnecting the LVDS FFC Connector.

Correct Incorrect

DISCONNECTING THE LVDS FFC CONNECTOR

Connector Type 1

1. Slightly tilt the Main Boardconnector release away from the

LVDS FFC Connector.  DO NOT remove the LVDS FFC

Connector by the reinforcement tabonly.

2. Gently wiggle the LVDS FFCConnector to detach it from theMain Board.

Main Board

ReinforcementTab

Tilt away from LVDS

Connector Type 2

1. Gently press down on therelease tab of the Main Boardconnector.

  DO NOT remove the LVDS FFCConnector by the reinforcementtab only.

2. Correctly holding onto the LVDSFFC Connector, pull out theconnector while continuing to

hold down the release tab of theMain Board connector.

 

Press down

Main Board

Reinforcement

Tab

Connector Type 3

1. Gently press down on the 2release tabs of the Main Boardconnector.

  DO NOT remove the LVDS FFCConnector by the reinforcement

tab only.2. Correctly holding onto the LVDS

FFC Connector, pull out theconnector while continuing tohold down the release tabs ofthe Main Board connector.

 

Reinforcement

Tab

Press down

Main Board

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KDL-40EX620/40EX621/46EX620/46EX621/55EX620/55EX621 4

SECTION 1 - SAFETY AND FEATURES 

CONNECTING THE LVDS FFC CONNECTORCAUTION:

The LVDS FFC Connector can be inserted into the MainBoard upside down. If it is inserted upside down, the pinson the LVDS FFC Connector will short-circuit and damagethe board.

Inserted Correctly Inserted Incorrectly

Connector Type 1

1. While holding onto the LVDS FFCConnector, gently tilt the Main Boardconnector release towards the MainBoard then slide the LVDS FFCConnector straight in.

 

Main Board

Reinforcement

Tab

Tilt away from LVDS

Connector Type 2

1. Gently press down on the releasetab of the Main Board connector.

2. Holding onto the entire LVDSFFC Connector, insert the LVDSFFC Connector into the MainBoard connector.

 Main Board

Reinforcement

Tab

Press down

Connector Type 3

1. Gently press down on the 2release tabs of the Main Boardconnector.

2. Holding onto the entire LVDSFFC Connector, insert the LVDSFFC Connector into the MainBoard connector.

 

Reinforcement

Tab Press down

Main Board

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KDL-40EX620/40EX621/46EX620/46EX621/55EX620/55EX621 5

SECTION 1 - SAFETY AND FEATURES 

WARNINGS AND CAUTIONS - FRENCH 

ATTENTION!!

Ces instructions de service sont à l’usage du personnel de service qualié seulement. Pour prévenir le risque de choc électrique, ne pas fairel’entretien autre que celui contenu dans le Mode d’emploi à moins que vous soyez qualié faire ainsi.

POUR TRANSPORTER LE TÉLÉVISEUR• T ransportez le téléviseur avec le nombre de personnes approprié ; un téléviseur de grande

taille doit être transporté par au moins deux personnes.

• Lors du transport du téléviseur , l’emplacement des mains est très important pour votre

sécurité, ainsi que pour éviter de causer des dommages.

ALERTE!! An d’eviter tout risque d’electrocution provenant d’un chássis sous tension, un transformateur d’isolement doit etre utilisé lors de tout dépannage.Le chássis de ce récepteur est directement raccordé à l’alimentation du secteur.

!  ATTENTION AUX COMPOSANTS RELATIFS A LA SECURITE!!Les composants identies par une trame et par une marque  !  sur les schemas de principe, les vues explosees et les listes de pieces sontd’une importance critique pour la securite du fonctionnement. Ne les remplacer que par des composants Sony dont le numero de piece est

indique dans le present manuel ou dans des supplements publies par Sony. Les reglages de circuit dont l’importance est critique pour la securitedu fonctionnement sont identies dans le present manuel. Suivre ces procedures lors de chaque remplacement de composants critiques, oulorsqu’un mauvais fonctionnement suspecte.

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SECTION 1 - SAFETY AND FEATURES 

AVERTISSEMENTW  N’utilisez pas de serviettes en papier, tout type de tampons ou chiffons abrasifs, ou matériaux en caoutchouc ou en vinyle pour nettoyer

l’écran. Ces types de matériaux peuvent facilement rayer l’écran, entraînant ainsi un dommage permanent.

W  N’utilisez pas de produit de nettoyage contenant un nettoyant alcalin/acide, poudre abrasive ou solvant volatil, comme de l’alcool ou del’ammoniaque, du benzène, un diluant ou un insecticide. L’usage de ces types de nettoyants peut causer des dommages permanents àl’écran.

W  Ne vaporisez pas d’eau ou de détergent directement sur l’écran du téléviseur. Si du liquide s’insère dans le bas de l’écran, cela peut causerune panne.

NETTOYER L’ÉCRAN ACLAVERTISSEMENT : Au moment de nettoyer le téléviseur, assurez-vous de débrancher le cordon d’alimentation afn d’éviter tout risquede choc électrique.

Nettoyez le caisson du téléviseur avec un chiffon doux et sec.

Essuyez l’écran ACL doucement avec un chiffon doux.

R  Les taches tenaces peuvent être enlevées avec un chiffon légèrement humecté d’une solution de savon doux et d’eau tiède.

R  Si vous utilisez un chiffon chimique prétraité, suivez les directives gurant à l’emballage.

R  N’utilisez jamais de solvants puissants comme un diluant, de l’alcool ou du benzène pour nettoyer.

R  Nous recommandons de passer l’aspirateur de façon périodique sur les ouvertures de ventilation an d’assurer une ventilation appropriée.

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KDL-40EX620/40EX621/46EX620/46EX621/55EX620/55EX621 7

SECTION 1 - SAFETY AND FEATURES 

SAFETY-RELATED WARNINGS 

USE CAUTION WHEN HANDLING THE LCD PANELWhen repairing the LCD panel, be sure you are grounded by using a wrist band.

When installing the LCD panel on a wall, the LCD panel must be secured using the 4 mounting holes on the rear cover.

1. Do not press on the panel or frame edge to avoid the risk of electric shock.2. Do not scratch or press on the panel with any sharp objects.3. Do not leave the module in high temperatures or in areas of high humidity for an extended period of time.4. Do not expose the LCD panel to direct sunlight.5. Avoid contact with water. It may cause a short circuit within the module.

6. Disconnect the AC power when replacing the backlight or inverter circuit.(High voltage occurs at the inverter circuit at 650Vrms.)

7. Always clean the LCD panel with a soft cloth material.8. Use care when handling the wires or connectors of the inverter circuit. Damaging the wires may cause a short.9. Protect the panel from ESD to avoid damaging the electronic circuit (C-MOS).10. During the repair, DO NOT leave the Power On for more than 1 hour while the TV is face down on a cloth .

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KDL-40EX620/40EX621/46EX620/46EX621/55EX620/55EX621 8

SECTION 1 - SAFETY AND FEATURES 

AVERTISSEMENTS DE SÉCURITÉ

FAITES ATTENTION LORS DE LA MANIPULATION DE L’ÉCRAN ACL

Au moment de réparer l’écran ACL, assurez-vous d’être mis à la terre à l’aide d’un bracelet à cet effet.

Au moment d’installer le panneau ACL sur un mur, il doit être maintenant en place à l’aide des 4 orifces de fxation présents aucouvercle arrière.

1. N’appuyez par sur le bord du panneau ou du cadre an d’éviter le risque de choc électrique.

2. Ne rayez pas ou n’appuyez pas sur le panneau avec des objets pointus.3. Ne laissez pas le module exposé à des températures élevées ou dans des secteurs à haut niveau d’humidité pour une

période prolongée.

4. N’exposez pas le panneau ACL à l’ensoleillement direct.

5. Évitez le contact avec l’eau, car elle peut causer un court-circuit dans le module.6. Déconnectez l’alimentation c.a. au moment de remplacer le rétroéclairage ou le circuit inverseur (Un voltage élevé se produit

dans le circuit inverseur à 650Vrms).7. Nettoyez toujours le panneau ACL avec un chiffon doux.8. Faites attention lors de la manipulation des ls ou connecteurs du circuit inverseur. Le fait d’endommager les lms peut

causer un court-circuit.9. Protégez le panneau des décharges électrostatiques an d’éviter d’endommager le circuit électronique (C-MOS).

10. Pendant la réparation, NE LAISSEZ PAS l’alimentation en fonction pendant plus de 1 heure pendant que l’écran du téléviseur

repose sur un tissu.

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KDL-40EX620/40EX621/46EX620/46EX621/55EX620/55EX621 9

SECTION 1 - SAFETY AND FEATURES 

SAFETY CHECK-OUT 

  After correcting the original service problem, perform the following safety checks before releasing the set to the customer:

1. Check the area of your repair for unsoldered or poorly soldered connections. Check the entire board surface for soldersplashes and bridges.

2. Check the interboard wiring to ensure that no wires are “pinched” or touching high-wattage resistors.3. Check that all control knobs, shields, covers, ground straps, and mounting hardware have been replaced. Be absolutely

certain that you have replaced all the insulators.4. Look for unauthorized replacement parts, particularly transistors, that were installed during a previous repair. Point them out

to the customer and recommend their replacement.5. Look for parts which, though functioning, show obvious signs of deterioration. Point them out to the customer and

recommend their replacement.6. Check the line cords for cracks and abrasion. Recommend the replacement of any such line cord to the customer.7. Check the antenna terminals, metal trim, “metallized” knobs, screws, and all other exposed metal parts for AC leakage.

Check leakage as described below.

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KDL-40EX620/40EX621/46EX620/46EX621/55EX620/55EX621 10

SECTION 1 - SAFETY AND FEATURES 

VÉRIFICATION DE SÉCURITÉ

  Après avoir corrigé le problème de service original, effectuez les vérications de sécurité suivantes avant de remettre le

téléviseur au client :1. Vériez le secteur de votre réparation an de vous assurer qu’il ne reste aucune connexion non soudée ou mal soudée.

Vériez toute la surface du circuit pour la présence d‘éclaboussures ou de ponts de soudure.

2. Vériez le lage inter-modules an de vous assurer qu’aucun l n’est « pincé » ou soit en contact avec des résistances à

wattage élevé.

3.  Assurez-vous que tous les boutons de contrôle, écrans, couvercles, courroies de mise à la terre et équipement de xation

ont été remplacés. Soyez absolument certain d’avoir remplacé tous les isolateurs.

4. Recherchez la présence de pièces de remplacement non autorisées, surtout au niveau des transistors, qui auraient été

installés lors d’une réparation antérieure. Faites-en la remarque au client et recommandez leur remplacement.

5. Recherchez toute pièce qui, quoique fonctionnelle, fait montre de signez évidents de détérioration. Faites-en la remarque au

client et recommandez leur remplacement.6. Vériez la présence de ssures et d’abrasions sur les cordons. Recommandez le remplacement de ces cordons au client.

7. Vériez les terminaux d’antenne, les garnitures en métal, les boutons « métallisés », les vis et autres pièces en métal

exposées pour toute fuite de courant. Vériez les fuites de la façon décrite ci-dessous.

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KDL-40EX620/40EX621/46EX620/46EX621/55EX620/55EX621 11

SECTION 1 - SAFETY AND FEATURES 

LEAKAGE TESTThe AC leakage from any exposed metal part to earth ground and from all exposedmetal parts to any exposed metal part having a return to chassis, must not exceed

0.5 mA(500 microamperes). Leakage current can be measured by any one of threemethods.

1. A commercial leakage tester, such as the Simpson 229 or RCAWT-540A. Follow the manufacturers’ instructions to use theseinstructions.

2. A battery-operated AC milliampmeter. The Data Precision 245 digitalmultimeter is suitable for this job.

3. Measuring the voltage drop across a resistor by means of a VOMor battery-operated AC voltmeter. The “limit” indication is 0.75V, so analog meters must have an accurate low voltage scale.The Simpson’s 250 and Sanwa SH-63TRD are examples ofpassive VOMs that are suitable. Nearly all battery-operated digitalmultimeters that have a 2 VAC range are suitable (see Figure A).

HOW TO FIND A GOOD EARTH GROUNDThe cover-plate retaining screw on most AC outlet boxes is at earth ground.Verifythe AC outlet box retaining screw ground by connecting a 60-to 100-watt trouble-light (not a neon lamp) between the hot side of the receptacle and the retainingscrew. Try both slots, if necessary, to locate the hot side on the line; the lamp shouldlight at normal brilliance if the screw is at ground potential (see Figure B).

Trouble Light

 AC Outlet Box

Figure B. Checking for earth ground.

To Exposed Metal Parts on Set 

0.15 µF 

Earth Ground 

 AC Voltmeter (0.75V)

Figure A. Using an AC voltmeter to check AC leakage.

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KDL-40EX620/40EX621/46EX620/46EX621/55EX620/55EX621 12

SECTION 1 - SAFETY AND FEATURES 

SELF DIAGNOSIS FUNCTION 

The TVs in this manual contain a self-diagnostic function. If an error occurs, the standby LED will automatically begin to ash. The number of

times the LED ashes translates to a probable source of the problem. A denition of the standby LED ash indicator is listed in the OperatingInstruction manual for the user’s reference.

If an error symptom cannot be reproduced, the remote commander can be used to review the failure occurrence data stored in memory to revealpast problems and how often these problems occur.

For complete information, refer to “Section 4 - Troubleshooting” on page 33.

Self Diagnosis Supported model   

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KDL-40EX620/40EX621/46EX620/46EX621/55EX620/55EX621 13

SECTION 1 - SAFETY AND FEATURES 

OVERVIEW 

The AZ2-F chassis is one of several designs for the 2011 model line

of Sony Bravia® LCD televisions. This manual covers the followingmodels:

  KDL-40EX620

  KDL-40EX621

  KDL-46EX620

  KDL-46EX621

  KDL-55EX620

  KDL-55EX621

FEATURES 

Several new features are introduced in this chassis model lineup

along with some carryovers from the previous year.

NAVIGATION MADE EASY

Enjoy an easy-to-use menu that allows you to navigate additional

content or adjust the picture settings while watching your favorite

program.

LIGHTSENSOR™ TECHNOLOGY

Enjoy customized picture brightness and save energy without lifting

a fnger. The built-in Light Sensor automatically adjusts the picturebrightness based on the amount of light in the room.

X-REALITY™ ENGINE

Enjoy a vivid, lifelike picture experience. Sony’s X-Reality engine

brings out the best by analyzing each scene so you see sharpened

images, and amazing contrast detail.

PRESENCE SENSOR

Save energy when you’re not around. The television’s built-in motion

sensor has the ability to scan the room and detect movement. If the

sensor detects no movement it automatically turns off the picture

leaving only sound. After more time and no movement, the TV turns

itself off minimizing any unnecessary power draw.

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KDL-40EX620/40EX621/46EX620/46EX621/55EX620/55EX621 14

SECTION 1 - SAFETY AND FEATURES 

USB PHOTOS, VIDEOS & MUSIC

Share your photos on the big screen or listen to your favorite music.

Simply connect your digital camera, USB-enabled MP3 player, or

USB storage device directly to your HDTV’s USB input.

EDGE LED BACKLIGHTING

Experience the next level of picture quality and contrast with Sony’s

Edge LED Backlight technology. This technology sharpens image

contrast giving an amazingly crisp picture you can see. The ultra-thin

backlight system allows for a slimmer, sleeker design.

INTERNET STREAMING & CONNECTIVITY

Internet Streaming: Internet favorites now streaming on your

television. In addition to Qriocity™, watch hit movies with Netix®,

popular TV shows on Hulu Plus™ or user-generated video on

 YouTube™. You can even listen to personalized music on Pandora®.

Enjoy the widest selection of internet content at your ngertips.

Skype™ Ready:Connect to friends and family all over the globe with

Internet voice and video calls using your TV. Make free video Skype-

to-Skype calls and low-cost Skype-to-phone calls with a Sony®

compact microphone/camera (required, sold separately).2

Wi-Fi®  Ready:Going wireless is easy with the UWA-BR100 Wi-Fi®

adapter (sold separately). Just plug it in and get ready to stream

movies, photos, music and videos straight to your TV from the Internet

or your home network.

DLNA®  Streaming:Access and share photos, videos and music on

your TV by streaming them from compatible DLNA® device like your

PC or Playstation®3 system.

FASTER START-UPQuick Start & Viewing feature enables this Sony television to go from

‘OFF’ to ‘ON’ 2-3 times faster than previous Sony televisions.

BRAVIA® SYNC™ COMPATIBLE

Conveniently operate and control other BRAVIA® Sync™ compatible

devices - including BRAVIA® HDTVs, Blu-ray Disc™ Players,

surround sound systems, Handycam® camcorders and Cyber-shot®

digital still cameras, all with one remote control.

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KDL-40EX620/40EX621/46EX620/46EX621/55EX620/55EX621 15

SECTION 1 - SAFETY AND FEATURES 

SPECIFICATIONS 

SystemTelevision system NTSC: American TV standard

ATSC (8VSB terrestrial): ATSC compliant 8VSB

QAM on cable: ANSI/SCTE 07 2000 (Does not include CableCARD functionality)

Chan ne l c ov erag e A na lo g t er re st ri al : 2 - 6 9 / Di gi ta l t er re st ri al : 2 - 6 9

Analog Cable: 1 - 135 / Digital Cable: 1 - 135

Panel system LCD (Liquid Crystal Display) Panel

Speaker output 10 W + 10 W

Input/Output jacksC ABLE/ ANTENNA 75-ohm external ter minal for RF inputs

VIDEO IN 1/2 VIDEO / AUDIO

COMPONENT IN YPBPR (Component Video) / Signal format: 480i, 480p, 720p, 1080i, 1080p

AUDIO

HDMI IN 1/2/3/4 HDMI: Video: 480i , 480p, 720p, 720/24p/30p, 1080i , 1080p, 1080/24p/30p

HDMI: Audio: Two channel linear PCM 32, 44.1 and 48 kHz, 16, 20 and 24 bits, Dolby Digital

Analog audio input (minijack) (HDMI IN 4 only)

ARC (Audio Return Channel) (HDMI IN 1 only)

A UDIO O UT/H ead ph on es 5 00 mV rm s ( ty pi cal )

Stereo mini jack / Impedance: 16 ohms

DIGITAL AUDIO OUT(OPTICAL)

PCM/Dolby Digital optical signal

BGRgolana,nip-51bus-DNICP

PC/HDMI 4 AUDIO IN Stereo mini jack  

nnoC(rotcennocXT-ESAB001 / T-ESAB01NAL ection speed may differ depending on the

network environment. 10BASE-T/100BASE-TX communication rate and communication

quality are not guaranteed for this TV.)

.tamrof detroppusrof launaM-iehtotref eRANLD / BSU

REMOTE

(EX729 series only)

RS232C, D-sub 9 pin.

This jack is for receiving the external control signal.

* Download Acquisition Mode (DAM) is used for software updates and/orcollecting data for Rovi On Screen Guide.

• Optional accessories availability depends on its stock.

• Design and specifications are subject to change without notice.

Optional accessories Connecting cables

Support Belt Kit

Wall-Mount Bracket: SU-WL500

USB Wireless LAN Adapter

Opera ting temperat ure 32 °F - 104 °F (0 °C - 40 °C)

Model name KDL- 55EX62x 46EX62x 40EX62x

Power and others

P ow er re qu ir eme nt 11 0- 240 V AC , 5 0/ 60 Hz (U .S .A ./ Ca na da 12 0 V AC , 6 0 H z)

Power consumption166 W 122 W 110 W

in use

in DAM* 0.02 kWh/Day

(You may hear a clicking noise during the download but this is normal.)

i n st an db y L es s t ha n 0 .2 W wi th 1 20 V AC a nd l ess t ha n 0. 3 W wi th 24 0 V A C

Screen size

(inches measured diagonally)

54.6 inches

(55 class)46 inches 40 inches

)lacitrev(senil080,1×)latnoziroh(stod029,1noituloseryalpsiD

Speaker

Full range (mm)

(inches)

30 × 150 (2)

1 3 /16 × 6 (2)

Dim ensions w ith stand (mm )

(inches)

1,269 × 799 × 315

50 × 31 1 /2 ×

12 1 /2

1,078 × 690 × 260

42 1 /2 × 27 1 /4 ×

10 1 /4

943 × 616 × 250

37 1 /4 × 24 3 /8 ×

9 7 /8without stand (mm)

(inches)

1,269 × 769 × 41

50 × 30 3 /8 ×

1 5 /8

1,078 × 660 × 42

42 1 /2 × 26 ×

1 11 /16

943 × 586 × 42

37 1 /4 × 23 1 /8 ×

1 11 /16wall-mount hole pattern

(mm)003×003

wall-mount screw size

(mm)M6 (length: refer to the Setup Guide.)

Mass with stand (kg)/(lb.) 25.4 / 56 17.9 / 39.5 14.4 / 31.8

without stand ( kg)/(lb.) 20.2 / 44.5 14.3 / 31.5 11.2 / 24.7

Suppli ed accessories See “Checki ng the accessori es”.

Checking the accessories

Remote control (1)*1

Size AAA batteries (2)

Table-Top Stand (1)*2

Fixing screws for Table-Top Stand (M5 × 16) (3)Assembling screws for Table-Top Stand (M6 × 14) (4)(for KDL-55/46EX62x)

Assembling screws for Table-Top Stand (M6 × 14) (3)(for KDL-40EX62x)

Hexagon wrench (1)

Operating Instructions (this manual)

and other documents*1Please refer to the model name printed on the remote control.*2Assembling the Table-Top Stand is required.

Refer to the supplied Table-Top Stand leaflet to assemble the Table-Top Stand.

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KDL-40EX620/40EX621/46EX620/46EX621/55EX620/55EX621 16

SECTION 1 - SAFETY AND FEATURES 

CAUTIONTo prevent electric shock and blade

exposure, do not use this polarized AC

plug with an extension cord, receptacle

or other outlet unless the blades can be

fully inserted.

• Some people may experience

discomfort (such as eye strain, fatigue,

or nausea) while watching 3D video

images or playing stereoscopic 3D

games. Sony recommends that all

viewers take regular breaks while

watching 3D video images or playing

stereoscopic 3D games. The length

and frequency of necessary breaks

will vary from person to person. You

must decide what works best. If you

experience any discomfort, you

should stop watching the 3D video

images or playing stereoscopic 3D

games until the discomfort ends;

consult a doctor if you believe

necessary. You should also review (i)

the instruction manual of any other

device or media used with this

television and (ii) our website

(www.sony.com/tvsupport) for the

latest information. The vision of

young children (especially those

under six years old) is still under

development. Consult your doctor

(such as a pediatrician or eye doctor)

before allowing young children to

watch 3D video images or play

stereoscopic 3D games. Adults should

supervise young children to ensure

they follow the recommendations

listed above.

• When using the simulated 3D

function, please note that the

displayed image is modified from theoriginal due to the conversion done by

this television.

• Operate the TV only on 110-240 V

AC (U.S.A./Canada 120 V AC)

Licensing InformationMacintosh is a trademark of Apple Inc.,

registered in the U.S. and other

countries.

HDMI, the HDMI Logo, and High-

Definition Multimedia Interface aretrademarks or registered trademarks of

HDMI Licensing LLC in the United

States and other countries.

Fergason Patent Properties, LLC:

U.S. Patent No. 5,717,422

U.S. Patent No. 6,816,141

Manufactured under license from Dolby

Laboratories. Dolby and the double-D

symbol are trademarks of Dolby

Laboratories.

Rovi and Rovi On Screen Guide are

trademarks of Rovi Corporation and/or

its subsidiaries.

The Rovi On Screen Guide system is

manufactured under license from Rovi

Corporation and/or its subsidiaries.

The Rovi On Screen Guide system is

protected by one or more United States

patents of Rovi Corporation and/or its

subsidiaries.

Rovi Corporation and/or its subsidiaries

and related affiliates are not in any way

liable for the accuracy or availability of

the program schedule information or

other data in the Rovi On Screen Guidesystem and cannot guarantee service

availability in your area. In no event

shall Rovi Corporation and/or its related

affiliates be liable for any damages in

connection with the accuracy or

availability of the program schedule

information or other data in the Rovi On

Screen Guide system.

Blu-ray Disc is a trademark.

“BRAVIA” and , S-Force,

Motionflow, BRAVIA Sync, and are

trademarks or registered marks of Sony

Corporation.

“PlayStation” is a registered trademark

and “PS3” is a trademark of Sony

Computer Entertainment Inc.

DLNA®, the DLNA Logo and DLNA

CERTIFIED® are trademarks, service

marks, or certification marks of the

Digital Living Network Alliance.

“FACE DETECTION” logo is

trademark of Sony Corporation.

TrackID is a trademark or registered

trademark of Sony Ericsson Mobile

Communications AB.

Music and video recognition technology

and related data are provided by

Gracenote®. Gracenote is the industry

standard in music recognition

technology and related content delivery.For more information, please visit

www.gracenote.com.

CD, DVD, Blu-ray Disc, and music and

video-related data from Gracenote, Inc.,

copyright © 2000-present Gracenote.

Gracenote Software, copyright © 2000-

present Gracenote. One or more patents

owned by Gracenote apply to this

product and service. See the Gracenote

website for a nonexhaustive list of

applicable Gracenote patents.

Gracenote, CDDB, MusicID,

MediaVOCS, the Gracenote logo and

logotype, and the “Powered by

Gracenote” logo are either registered

trademarks or trademarks of Gracenote

in the United States and/or other

countries.

Your BRAVIA TV is

ENERGY STAR® 

qualified in the “Home”

mode.

It meets strict energyefficiency guidelines

set by the U.S.

Environmental Protection Agency and

Department of Energy. ENERGY

STAR is a joint program of these

government agencies, designed to

promote energy efficient products and

practices.

Changes to certain features, settings,

and functionalities of this TV (i.e. Rovi

On Screen Guide, Picture/Sound, Light

Sensor, Power Savings) can increase or

change the power consumption.

Depending upon such changed settings,

the power consumption may exceed the

limits required for the ENERGY STAR

qualification in the “Home” mode.

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KDL-40EX620/40EX621/46EX620/46EX621/55EX620/55EX621 17

SECTION 2 - SOFTWARE REQUIREMENTS

OVERVIEW 

There are 2 reasons for updating the software on the TVs.

● Software updates for customers  These updates are for enhancements or improvements that

have been made to the software after the TV was released.These updates are accessed by the customer from the SonySupport Site at http://esupport.sony.com .

 ● Software update for servicers  These updates are specically for servicers to use during a

service call and are only available on the Sony AuthorizedServicer Portal at http://www.sony.com/asp.

SOFTWARE UPDATES FOR CUSTOMERS 

The subject of software updates is very important. The televisions

of today have advanced to the point where they are not simply atelevision anymore. They are evolving into devices that are designedto integrate with numerous other devices found in the home. Someexamples are: Portable audio and video devices, still cameras, homecomputer networks and accessing the internet to name a few.

Communications with these varying devices requires that thetelevision be compatible with varying communications protocols.

 Although standards are detailed for each of these protocols, the realworld dictates that occasional errors may occur that could preventdevices from operating or communicating properly.

Keeping the software in the television up-to-date is a procedure thatis normally handled by the owner of the television. Most customerswho own computers and other digital devices are familiar with and areaccustomed to updating the software in their products. If a customercontacts the Sony Customer Support Center and it is deemed tobe correctable with a software update, the issue is handled at thecustomer level.

Software updates can be performed by:

 ● Customer Manual Downloads: Software updates can beaccessed by the customer from the Sony Support Site athttp://esupport.sony.com where they can be downloadedand placed on a USB thumb drive to be loaded onto the TV.The instructions for downloading the software le vary from

chassis to chassis and sometimes from model to model. Thecustomer is provided with the instructions to properly formatthe USB thumb drive, unzip the le, and the procedures for

loading the software into the television.

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KDL-40EX620/40EX621/46EX620/46EX621/55EX620/55EX621 18

SECTION 2 - SOFTWARE REQUIREMENTS 

 ● Network Downloads: Internet software updates arebecoming more prevalent as more and more modelsincorporate home network capabilities. This method is themost practical since the television will check for the latest

version of software. The models using the AZ2-F chassisprovide the customer with a choice of turning the automaticsoftware update feature on or off. If set to on, the televisionwill lookup software information while the unit is in standby.If a newer version is available, it will be downloaded andinstalled without any input from the customer.

 ● Built-in Tuner: OTA or cable sources having the properstation that is transmitting software update data packets.

 Although the ability to transmit software update is possible inthis way, it is the least common and is reserved for particular

situations where a critical update is “forced”, therebyupdating the unit without any input from the customer.

SOFTWARE UPDATES FOR SERVICERS 

The models in this manual utilize a “generic” type Main Board. Inthe past, many different Main Boards needed to be stocked due to

differences in software requirements. The software loaded on theboard was specic to the model and its features along with the type

of LCD panel installed during production.

Replacement Main Boards are now stocked with basic software.Once the replacement board is installed in the unit, the most currentsoftware needs to be installed using a USB thumb drive containingthe necessary software downloaded.

This new method of supplying Main Boards signicantly reduces

the complexity of replacing LCD panels and Main Boards.

Information about the LCD panel is stored on the TCON circuits.This information is automatically loaded onto the Main Boardwhen the TV is powered up. With the correct software version theMain Board and/or the TCON or LCD panel can be replaced moreefciently. The software update and procedures for the software

installation are located on the Sony Authorized Servicer Portal athttp://www.sony.com/asp.

In addition to software installation, service adjustment informationmay need to be modied or veried to complete the service of the

TV. Service adjustment information is covered in “Section 7 - Service

 Adjustments” on page 64.

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KDL-40EX620/40EX621/46EX620/46EX621/55EX620/55EX621 19

SECTION 2 - SOFTWARE REQUIREMENTS 

SOFTWARE UPDATE RESPONSIBILITY

Software updates are designed to be performed by the customer.Warranty repairs in which the issue can be resolved by a softwareupdate are not reimbursable. Most issues involving softwareupdates are handled by the customer service center and should notbe directed to an authorized service center. It is the responsibilityof the servicer to prevent service calls for issues that involvesoftware updates. Exceptions to this are certain cases whereby thecustomer is unable or unwilling to perform the task. In this situation,the servicer will be notied and receive the proper authorization for

reimbursement.

It is the servicer’s responsibility, however, to make certain that any

TV requiring a legitimate service is running the latest software

version and to install it if necessary .

CHECKING THE SOFTWARE VERSION

The easiest way to check the version of software that is currently onthe TV is to access the Contact Sony screen by using the customermenu.

FIGURE 2-1. EXAMPLE OF SOFTWARE VERSIONLOCATED ON THE CONTACT SONY SCREEN

EXAMPLES OF SOFTWARE CORRECTABLESYMPTOMS

 Always check the Sony Authorized Servicer Portal at http://www.

sony.com/asp  site for any known and/or listed issues that aresoftware related. Most symptoms that are correctable by softwareupdates involve communications issues with other devices or minorglitches in the operation of a specic function. Below is a list of some

of the symptoms that may be corrected with a software update:

 ● Fluctuations in picture brightness

 ● Intermittent picture freezing or noise

 ● Problems with certain inputs (especially HDMI)

 ● Intermittent or distorted audio

 ● Erratic remote control operation

 ● Unit turns on and off by itself 

 ● Loss of color 

 ● Internet connectivity

 ● Certain features not working correctly(photo or video le viewing)

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KDL-40EX620/40EX621/46EX620/46EX621/55EX620/55EX621 20

OVERVIEW 

The primary circuits contained in the AZ2-F chassis consists of a Main Board (designated as the BATV Board), Power Supply Board (designated

as the G4 Board for the 40” models, G5 Board for the 46” models, and G6 Board and G8 Board for the 55” models), the Motion Sensor(HMS3 Board), the IR Board (HLR2 Board), the Switch Unit, and the LCD Panel Assembly which contains the TCON Board.

NOTE: For connector part number information, refer to “Connectors” on page 61. For Wire Dressing information, refer to “Wire Dressing” on page 63.

SWITCH

UNIT

HLR2 HMS3

TCON

LD

G4

BATV

NOTE: The LD Board is not included with the LCD Panel

FIGURE 3-1. BOARD LAYOUT FOR KDL-40EX620/40EX621 ONLY

SECTION 3 - CHASSIS OVERVIEW

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KDL-40EX620/40EX621/46EX620/46EX621/55EX620/55EX621 21

SECTION 3 - CHASSIS OVERVIEW 

SWITCH

UNIT

HLR2 HMS3

TCON

LD

G5

BATV

NOTE: The LD Board is not included with the LCD Panel

FIGURE 3-2. BOARD LAYOUT FOR KDL-46EX620/46EX621 ONLY

SWITCH

UNIT

HLR2 HMS3

TCON

LD

G6

G8

BATV

NOTE: The LD Board is not included with the LCD Panel

FIGURE 3-3. BOARD LAYOUT FOR KDL-55EX620/55EX621 ONLY

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SECTION 3 - CHASSIS OVERVIEW 

OVERALL CIRCUIT DESCRIPTION 

“Figure 3-5. Overall Block Diagram” on page 25 provides an overviewof the AZ2-F chassis. The following are descriptions of the boards

and their functions.

MAIN BOARD

Common to all models the Main Board, designated as the BATVBoard, contains the TV control, video, and audio processing circuitry.

 All these functions are accomplished using the X-Reality Processor.

Tuner 

The tuner is a combination ATSC/NTSC unit. It can receive traditionalanalog NTSC signals via cable or terrestrial along with ATSC digitalsignals via terrestrial (8VSB) or cable (64 or 256 QAM).

X-Reality Processor 

IC9000 performs the majority of the necessary audio and videoprocessing on the main board.

TV Microprocessor: The CPU internal to the X-Reality processorcontrols all aspects of the television functions. Input from the useralong with monitoring of critical circuits is also performed by thisCPU.

Digital Audio and Video Decoder: The MPEG2 and Digital Dolbyaudio streams are received from the tuner for decompression. Allvideo sources which are not native 1920 X 1080p 60HZ are scaled tothis resolution. Digital audio content is output to the class D amplier

for processing and amplication.

HDMI Input and Switching: The customer can select the HDMI1,HDMI2, HDMI3, HDMI4 input. Each HDMI input contains a commonEDI NVM (not shown) to provide display information data to anydevice connected via the HDMI inputs.

LVDS Transmitter:  Integrated into IC9000 is a Low VoltageDifferential Signaling (LVDS) transmitter. This circuit convertsthe 8-bit parallel RGB video information into a set of high speedserial lines for noise-free transmission to the TCON circuits locatedinternally to the LCD panel.

Scan Converter: Signal processing circuit that performs resolutionconversion (aspect ratio) and interlaced to progressive scan (IP)conversion

Audio Amplifer The audio amplier (IC4601) amplies the digital audio output of the

X-Reality processor and sends it to the speakers.

Temperature Sensor 

The temperature sensor detects over-temperature conditions on theMain Board, LCD Panel, or ambient room temperature and sendsthe shutdown signal to the processor.

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SECTION 3 - CHASSIS OVERVIEW 

POWER SUPPLY 

There are different Power Supply Boards used in the models in thismanual. The type of board depends on the size of LCD panel. They

are:

 ● G4 Board (40”)

 ● G5 Board (46”)

 ● G6 Board (55”)Note:the G8 Board in the 55” models is the Power SupplyBoard for the Panel LED backlight system.

There are 2 distinct sections on the power supply:

Standby Supply: Continuously operational as long as AC power isapplied, the standby supply generates 3.3V for the circuits requiringpower while the unit is turned off. An unregulated 19V line is presentto provide power to the main relay, PFC and main power supply atturn-on.

Main Supply: Once the power supply receives a power-on commandfrom the CPU on the Main Board, the main switching supply is turnedon to provide a regulated 12V source and an regulated 24V sourcefor the LED power supply circuits.

POWER SUPPLY FOR BACKLIGHT

SYSTEM 

The G8 Board is the Power Supply Board for the Panel LEDbacklighting system (including the LED Driver Board) for the 55”model only. 390V, 19V, and 12V are applied to the board from theG6 Board to develop the 24V. The 24V is applied to the LD DriverBoard.

SWITCH UNIT 

This board contains the power, channel, and volume up/down andmenu buttons.

MOTION SENSOR BOARDDesignated as the HMS3 Board, the Motion Sensor Board containsthe circuits for the Motion Sensor. The Motion Sensor detects whenthere is movement in front of the TV. If there is no movement infront of the TV after a predetermine amount of time the backlight isturned off (audio present). After an extended period of time the TV iscompletely turned off.

IR BOARD

Designated as the HLR2 Board, the IR Board contains the power,standby, and timer LED’s are located on this board along with the IRremote receiver and light level sensor.

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SECTION 3 - CHASSIS OVERVIEW 

LCD PANEL ASSEMBLY 

The LCD Panel Assembly includes the LCD Panel, TCON Board,and LED Backlight system.

NOTE: The LD Board is not included with the LCD Panel.

The LCD Panel contains the actual liquid crystals, color lters, and

polarizers. The liquid crystals are manipulated by the applied voltageto pass a specic amount of light - from the backlight- depending on

the level of voltage applied.

The TCON performs all the control, timing, charge, and dischargefunctions driving the operation of the LCD Panel.

 A new LCD Panel assembly from parts will include the following

items.1. LCD Panel2. LED Backlighting Components3. TCON Board

TCON Board

The TCON Board communicates between the LCD Panel and themicroprocessor on the Main Board. (NOTE: The TCON Board is notavailable as a replacement part for all models.)

LD BOARD (LED DRIVER BOARD)

The LED Driver Board is controlled by the TCON/HFR Board toperform overall backlight power-on, backlight level, and local dimmingfunctions. This board takes the 24V from the Power Supply Board(or G8A Board for the 55” models) and develops the negative andpositive voltages to directly drive the LEDs in the panel assembly.

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SECTION 3 - CHASSIS OVERVIEW 

DIAGRAMS 

BLOCK DIAGRAM

48M

32.768K

[PST3629]

GND

Push

P ANEL

[LM75B]

DDR3

 –1333

2Gb

DDR3

 –1333

2Gb

One–NANDMuxed

2Gb

[RTL8201E]

[TPS2553DBV ]

[GL850G]

12M

[TPS2553DBV ]

H/L

[D–510D]

[D–510D]

[NJU72040V]

41M

[LNBH23]

[MIC2005]

[SEKITO2]

[GAIA1a]

41M

[HORUS3]

27M

4M

[ ASCOT2Sip]

[Sil9287B]

0

0

XReality

HDMI1

(ARC)

HDMI2

HDMI3

 Aerial

CableSatellite

PCPC

COMP

CVBS

SPDIF

Main

SPEAKER

HP/Line

 Out

 Assist

SPEAKER

 Analog Video

DigitalVideo/TS/TMDS  

 AnalogAudio Analog Signal

PWM

I2C

SPI

X_SYSTEM1_RST

 AUDIO_MONX_FAULT

Main Speaker_Out_LR

X_SYSTEM1_RST

 Assist Speaker_Out

SPDIF

HP/LineOutLR

HP_/LineOutDet

PC_5V, PC_DDC

PC_LRPC_R,PC_G,PC_B,PC_H,PC_V

PC_CON_Det

Cr_Det ASPECT1

COMP_Y,Pb,Pr 

VideoB_Det

COMP2_LR

VideoA_Det

VIDEO_CV

VIDEO1_LR

CEC3

DDC4

HPD4

CEC4

DDC_5V_4

TMDS4

CEC2

DDC3

HPD3

DDC_5V_3

TMDS3

CEC1

TMDS2

DDC2

HPD2

DDC_5V_2

 ARC

TMDS1DDC1

HPD1

DDC_5V_1

EQ SW

3.3->1

I2CA

X_SYSTEM1_RST

TCON

Reset

Ether PHY

X’tal

TempSensor 

 Audio

Power AMP

HDMI4

Ether 

KEY

LED

TMDS

DDC

CEC

Line Out_LR

    P   o   w   e   r_    C   o   n    t   r   o    l

MAIN_PWR

Power_KEY

KEY

Light_Sensor_Det

STBY_LED

POWER_LED

    T    L  -    J

    I    GUARTA(LOG)

    H   o    t   e    lUARTC(Hotel/ECS)

BACKLIGHT_ONDIMMER

BACKLIGHT_MON

SYSTEM2_PWR

Human Sensor Human_Sensor_Det

X_AUDIO_MUTE1

PFC_PWR

OPAMP

 AC_MON

I2CA

X’tal

DIMMER_DC

USB2

CurrentLimit

USB1

USBHUB

X’tal

    P   o   w   e   r

Tuner_LR

CurrentLimitUSB3

Wifi

USB4

BD

 C   _M ON

F  C   _M ON

 OWE R  _K E Y 

 OWE R  _L E D

R

E  C   _L E D

  _ S Y  S T E M1   _R S T 

DIMMER

D

 C   _M ON

E Y 

i     gh  t     _ S  en s  or    _D e t   

UARTA(LOG)

F  C   _P WR

D

E B  U G  _L E D1 

H

 um an  _ S  en s  or    _D e t   

LVDS

PEL3

UARTD

A NE L   _ S E L 

    5    V

 Aerial

Ext Demod

X’tal

LNA   Ext Demod

IFAGC

DDC

I2CB

I2CB

SatelliteSilicon

Tuner 

X’tal

SiliconTuner 

Zero-IF

IF1

X’tal

DiSEqC_Out

IFAGC

IF2

DiSEqC_In27MHz

SW

COMP_Y

COMP_Pb

COMP_Pr 

PC_G

PC_B

PC_R

PC_H

PC_V

PC_LR

VIDEO1_LR

COMP2_LR

Tuner_LR

VIDEO_CV

COMP_Y

S1.8V

LDO

3.3V

LDO

DDC5V

STBY3.3V2.5V

LDO

TCON-ON

SYSTEM2_PWR

DDCREG_12V

T-CON_VCC

REG12V

 AUDIO_12V

REG_12V

A  C K L I    GHT   _M ON

  _A  UDI    O  _M UT E 1 

  _A  UDI    O  _M UT E 2 

A NE L   _P WR  _D e t   

    5    V

UARTE

 C   _ C  ON  _DE T 

Crystal

I   DE  OA   _DE T 

I   DE  OB   _DE T 

 C 

R  _DE T 

TIMER_LED

PIC_MUTE_LED

REC_LED

Temp Sensor 

X_Hotel_PWR_CTRL

CurrentLimit

    5    V

I2CA(EQSW,Temp Sensor,HotelClock)

I2CB (Ext Demod)

LOGO

DMD_RST

X_AUDIO_MON

 S 

T B Y   _L E D

I   ME R  _L E D

M

A I   N  _P WR

M

A I   N  _ S  S   _M ON

DIMMER_DC

TS2

TS1

LNA

    /    E    C    S

Light Sensor 

  _T  C  ON  _R S T 

 S 

A   _M ODE 

I   NT 

 C  ON  _RDY 

IF1

MainSpeaker_Out_LR

S1.2V

LDO

PEM_LOG

I2CA(Hotel_Clock)

DEBUG_LED2

DEBUG_LED3

DMD_CLK_ENABLE1

PANEL_PWR

 Atreyu_SPDIF

A  C K L I    GHT   _ ON

 S 

Y  S T E M2   _P WR

 S 

Y  S T E M1   _P WR

I    C   _M UT E   _L E D

1.5V

3.3V

MODE_PEM

I2CC(Panel,RGB Sensor)

DMD_CLK_ENABLE2

HDMIEQ_INT

DMD_RST

DMD_CLK_ENABLE1

DMD_CLK_ENABLE2

      X_

      S      Y      S      T      E      M      1_

      R      S      T

    X_

    S    Y    S    T    E    M    1

_    R    S    T

Reset

SIRCS

UARTB(RF-Remote)

UARTC(IRBlaster/ECS)

MS

TS

Panelless

 AC_MON

Reset

H Con.

 Audio

Power AMP AssistSpeaker_Out_LR

SircsSIRCS

 AUDIO_12V

REG12V

SYSTEM2_PWR

DDC  1.2V

SYSTEM1_PWR

DDCREG_12V

3.4V

LDO

SYSTEM2_PWR

  _RF   _R S T 

N

MI   

  _H  OT E L   _P WR   _ C T R L 

D

A T A 1 

HP_DET

X_WIFI_RST

SPDIF_SEL

BACKLIGHT

DIMMER2

LVDS_ODD

LVDS_EVEN

    S    A

_    M    O    D    E    /    L    U    T

_    S    E    L    0

    P    E    M

_    W

    D    T    /    X    B    U    S    Y    /    B    I    N    T

    I    2    C

_    C

      M      O      D      E_

      P      E      M      /      T      C      O      N_

      R      D      Y

    L    U    T

_    S    E    L

    1    /    X

_    T    C    O    N

_    R    S    T    /    L    R

_    F    L    A    G

    T_

    P    A    N    E    L

_    S    E    L

Digital Audio   UART

REG_12V

FIGURE 3-5. OVERALL BLOCK DIAGRAM

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KDL-40EX620/40EX621/46EX620/46EX621/55EX620/55EX621 26

SECTION 3 - CHASSIS OVERVIEW 

BATV

X-Reality Processor 

TV Microprocessor 

Video Processing

HDMI Processing

HDCP Processing

IP (Image Processor)

Scan Converter (Scalar)

 Audio Processing

Video Switcher 

HDMI Switcher 

 ATSC/NTSC Tuner Temperature Sensor 

 Audio Output Amplifier 

Control

LVDS

Keys

Power/

SIRCS

LCD Panel Assembly

LCD PANEL

Switch Unit

LEDsIR Sensor 

Light Level

HLR2

Power 

G4-Board (40")

G5-Board (46")

G6-Board (55")

LCD Panel

R

L

RF Input

Component/Composite

Composite

PC Input

4 HDMI Inputs

Optical Digital Audio Output

LED

Backlight System

TCON/HFR

(120Hz)

 AC

Input

2 USB 2.0

Motion Sensor 

RJ45 Ethernet

HMS3

Headphone/Analog Audio Output

Power +

Power -

Main Power SupplyStandby Power Supply

 AC Relay

LED Backlight Power Supply

(32", 40", 46")

LED Power LED 24V

LED Power Power &

Control

Power &

ControlPower 

55" Models

32", 40", 46" Models

Control

NOTE: The LD-Board is NOT included

in the LCD Panel Assembly

Power Key

Function Keys

G8 LD

LD

FIGURE 3-6. OVERALL BLOCK DIAGRAM

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KDL-40EX620/40EX621/46EX620/46EX621/55EX620/55EX621 27

SECTION 3 - CHASSIS OVERVIEW 

CONNECTOR DIAGRAMS

JAM3pin Straight To BAT

CN/1lr tC _ lenaP151CN/1lr tC _ lenaPDNGBSUDB16041DNG

SUBVDB21832SNES _ NOITOMr osneSnoitoM Panel_Ctrl2 / TCON_RDY YDR _ NOCT/2lr tC _ lenaP052

P _ BSUDB33933V5+GER2/V/X-a3 Panel_Ctrl3 / T_TD_HSYN CNYSH _ DT _ T/3lr tC _ lenaP943 - OU T1 1

P-1/2 1-821-130-11 4 4 BD GND Panel_Ctrl4 / X_FRC_RST CN844 - OU T2 2

2 5 BD USB_N Panel_Ctrl5 / LR_FLAG(Fo   G ALF _ RL/5lr tC _ lenaP745 (ForAsura)   NC 3

EDOM _  AS/6lr tC _ lenaP646EDOM _  AS/6lr tC _ lenaPFIDPSBSUDB65   - OU T3 4

(2NOTES/7lr tC _ lenaPNORDB/TCEJEDB7 N CN547 - OU T4 5

CN448ES _ LEN AP/8lr tC _ lenaP1OIPGRDB/1CSIDDB8 CN1000

GND 1 37 TNIB/9lr tC _ lenaP349TNIB/9lr tC _ lenaPT ATS _ LD _ U/2CSIDDB9 JST SM05B-PASS-TBT

532TNI _ REWOPeludomWS SV _ DT _ T/01lr tC _ lenaP1YEKRDB/xTTR AUDB01 Y CNYSV _ DT _ T/01lr tC _ lenaP2401 CN1003

 11lr tC _ lenaP ADS _ ECIVEDRLH/2YEKRDB/xRTR AUDB11CN6331YEKLL A ADS/11lr tC _ lenaP1411 ADS/ 0-844-179-01

1-822-693-11 LCS/21lr tC _ lenaP0421LCS/21lr tC _ lenaPV3.3+ _ YBTSRDB216 KYOCERA ELCO   + OU T1 1

nip65CFF11NCDNG9331DNGXT _ TR AUFR/xT _ TR AURDB314   04-6802-656-000-883+   + OU T2 2

P _ 4NEVE _ LEN AP8341P _ 4NEVE _ LEN APXR _ TR AU _ FR/xR _ TR AURDB415   1-822-905-11 +OUT3 3

NGN _ 4NEVE _ LEN AP7351N _ 4NEVE _ LEN APLESFR/NOCIM _ YBTS _ PUEK AWRDB511 D 11   BL_TYPE3 + OU T4 4

1MWP-1P _ 3NEVE _ LEN AP6361P _ 3NEVE _ LEN APTSR _ FR/0OIPGRDB612 22   BL_TYPE2 CN1001

DNGRDB713331V3.3+YBTS 2MWP-1N _ 3NEVE _ LEN AP5371N _ 3NEVE _ LEN AP 33   BL_TYPE1 JST SM04B-PASS-TBT

DNGIFIW815132DNGr osneS _ TPO/r osneSBGR/RI/DEL 3MWP-1DNG4381DNG 44   REF

P _ KLC _ NEVE _ LEN AP3391P _ KLC _ NEVE _ LEN APP _ BSUIFIW913923CER _ DEL3-b2 1-PWM4 55   FAIL

DNGIFIW021724YBTS _ DELV-a3 5MWP-1N _ KLC _ NEVE _ LEN AP2302N _ KLC _ NEVE _ LEN AP 66   LED_ON

6MWP-1DNG1312DNGN _ BSUIFIW124525REMIT _ DEL2-a3 77   LD_STDBY

DNGIFIW22CN826REWOP _ DEL1-P 7MWP-1P _ 2NEVE _ LEN AP0322P _ 2NEVE _ LEN AP 88   NC

SUBVIFIW322037ETUM _ CIP _ DEL2-P 8MWP-1N _ 2NEVE _ LEN AP9232N _ 2NEVE _ LEN AP 99   12V

1NEVE _ LEN AP8242P1NEVE _ LEN APLCS _ ECIVEDRLH42CNCN8DNG/ ADS _ ECIVED DNGP 0101   NC

 _ LEN AP7252N _ 1NEVE _ LEN APREMIT _ NO _ DELRLH525CN9RDB _ DEL/LCS _ ECIVED CPM _ DELVN _ 1NEVE 1111   GND

1MWP-2P _ 0NEVE _ LEN AP6262P _ 0NEVE _ LEN APSCRISRLH62212301SNES _ TPO 2121   NC

2MWP-2N _ 0NEVE _ LEN AP5272N _ 0NEVE _ LEN APYBTS _ DELRLH7244311V3.3+DV 13 56pin FFC   13   NC

3MWP-2DNG4282DNGREWOP _ DELRLH8266221SCRIS 4141   TCON_VCC

1-821-139-11 4MWP-2P _ 4DDO _ LEN AP3292P _ 4DDO _ LEN APCER _ DELRLH923 5151   NC

5MWP-2N _ 4DDO _ LEN AP2203N _ 4DDO _ LEN APETUM _ CIP _ DELRLH037   6161   NC

2 31 HLR GND 6MWP-2P _ 3DDO _ LEN AP1213P _ 3DDO _ LEN AP 7171   GND

7MWP-2N _ 3DDO _ LEN AP0223N _ 3DDO _ LEN APSNES _ TPORLH2301   8181   4-PWM8

8MWP-2DNG9133DNGV3.3 _ YBTSRLH331 9191   4-PWM7

V3.3RLH4311511CNYS DNGP _ KLC _ DDO _ LEN AP8143P _ KLC _ DDO _ LEN AP 0202   4-PWM6

PYT _ DLN _ KLC _ DDO _ LEN AP7153N _ KLC _ DDO _ LEN APYEK _ REWOPWS532612TESER E 1212   4-PWM5

YEK _ WS633713DNGeludomCRFR 1MWP-3DNG6163DNG 2222   4-PWM4

DNGWS731314XR1-P/2-a3/1-a3/3-b2/2-b2/1-b2 2MWP-3P _ 2DDO _ LEN AP5173P _ 2DDO _ LEN AP 3232   4-PWM3

only Japan 3MWP-3N _ 2DDO _ LEN AP4183N _ 2DDO _ LEN APOGOLYNOS/TEDSMH832415XT 4242   4-PWM2

4MWP-3P1DDO _ LEN AP3193P1DDO _ LEN APV5OGOL/V5SMH933216DDV 5252   4-PWM1

JAM SYT10-06-WL-ET 5MWP-3N _ 1DDO _ LEN AP2104N _ 1DDO _ LEN APDNGOGOL/DNGSMH041 6262   GND

1-821-146-11 CN9006 6MWP-3P _ 0DDO _ LEN AP1114P _ 0DDO _ LEN AP 7272   GND

1- 818- 692- 21   7MWP-3N _ 0DDO _ LEN AP0124N _ 0DDO _ LEN AP   8282   3-PWM8

8MWP-3DNG934DNGP04YLBNESS ARED AEH 9292   3-PWM7

DNGDNG844DNG 0303   3-PWM6

DNGDNG75431lr tC _ lenaP   1313   3-PWM5

1MWP-4CN664DNG 2323   3-PWM4

2MWP-4WS _ CCV _ LEN AP574WS _ CCV _ LEN AP 3333   3-PWM3

3MWP-4WS _ CCV _ LEN AP484WS _ CCV _ LEN AP 4343   3-PWM2

4MWP-4WS _ CCV _ LEN AP394WS _ CCV _ LEN APV3.3YBTS11 5353   3-PWM1

5MWP-4WS _ CCV _ LEN AP205WS _ CCV _ LEN APDXR _ 232SR22021DNG 6363   LD_TYPE

6MWP-4WS _ CCV _ LEN AP115WS _ CCV _ LEN APDXT _ 232SR33322CCVIFIW 7373   GND

TUO _ SCRIS44913P _ BSUIFIW 4-PWM7 8383   2-PWM8

NI _ SCRIS55124M _ BSUIFIW 1-842-547-11 4-PWM8 9393   2-PWM7

DNG66815DNGIFIW GND 0404   2-PWM6

SM05B-GHS-TB CN9005   NC 1414   2-PWM5

1-819-334-11 6pin connector 182113311   NC 2424   2-PWM4

TCON_VCC   3434   2-PWM3

NC 4444   2-PWM2

NC 5454   2-PWM1

DNG 6464   VLED_MPC

NC 7474   GND

12V 8484   1-PWM8

NC 9494   1-PWM7

LD_STDBY 0505   1-PWM6

LED_ON 1515   1-PWM5

FAIL 2525   1-PWM4

FER 3535   1-PWM3

1EPYT _ LB 4545   1-PWM2

2EPYT _ LB   5555   1-PWM1

3EPYT _ LB   6565   GND

SPE AKER   L+(Fasten#187)   1 1

Front   L- (Fasten#110)   2 2

Lch   1 1 L+

2   2 L-

2   3 R-

1   4 R+

SPE AKER   R- (F as t en # 1 1 0 ) 2   r otcennoCr ekaepSgnisuoH3

Front   R+(F as t en # 1 8 7 ) 1   4   2.0ch:4pinMOLEX 502439-0400 2.0ch:CN46014pin1-821-614-11MOLEX 502494-0470

Rch

ST BY3 .3 V 1 1

R S2 32 _R XD 2 2

R S2 32 _T XD 3 3

SI RC S_ IN 4 4

S IR CS _O UT 5 5

GND 6 6

CN101

182018311

PANELFFC

SLCD: 96pinSHARP : 80pin

 AUO : ??pin

CMI :

32"~37" 60pin

40"~55" 80pin

JAE

CN2001

FFCDir ect inConnector 

SWmodule

HMS3 boar d

HLRboardHLRboardHLRboardHLRboardHLRboardHLRboardHLRboardHLR2 boar d

B AT-V boar d

BV -H Harness

H-B

G-B Harness

G-B

T-con Board

  51pin FFC

LVDS-FFC

B-PEL3

Wif i module(US, EU der i 46” & 32”

BLK Board

L D - T C -

Harness

TCON-LD

R3 or RU boar d

BLK Board

G-B Harness

G-B

RFRC moduleRFRC moduleRFRC moduleRFRC module

[3a-2 32,46 1/2]

FIGURE 3-7. CONNECTOR DIAGRAM FOR KDL-46EX620/46EX621 ONLY (1 OF 2)

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KDL-40EX620/40EX621/46EX620/46EX621/55EX620/55EX621 28

SECTION 3 - CHASSIS OVERVIEW 

N C 1 1 2V

N C 2 1 2V

N C 3 G ND

N C 4 G ND

)NS()FL(TBT-SS AP-B40MS

1-819-460-11

V2111

V2122

DNG33

DNG44

LRTC _ SLG55

1DNG

2LRTC _ SLG66

2XT _ DTR AU

LI AF _ IME77

3XR _ DTR AU

CN88

4TESER

BT-SHG-B80MSTSJ

5V3.3+ _ YBTS

1 1   VLED_VCC

1-819-468-11

6MVT _ EDOM

2 2 VLED_VCC

7XR _  ATR AU

NC 3 NC

NC (MD2) 8

NC 4   NC

U ART C_ RX 9

7 5   VLED_GND

U ART C_ TX 1 0

8 6   VLED_GND

GND 11

9 7 VLED_GND

UA RTA _TX 1 2

10 8 VLED_GND

E CS _M AT RI X 1 3

11 9 LD_ERR

41V3.3+ _ YBTS

V3.3+ _ YBTS0101

N C 10 NC

12

51MEP _ EDOM

V5.21+OIDU A9

1 3 1 1 GL_CTRL

61XR _ GOL _ MEP

V5.21+OIDU A841

1 4 1 2 LED_ON

11

71XT _ GOL _ MEP

DNG _ V5.21+OIDU A7

CN1002

81DNG

DNG _ V5.21+OIDU A631

0-844-177-01

15

4009NC

DNG _ V5.21+GER5

JST

15-766-477-1

DNG _ V5.21+GER471

SM12B-PBVSS-TB(LF)(SN)

16

P81CPF/CFF,r otcennoC1XE-LT

V5.21+GER3

18 2 R EG +12.5V

24   1 T-CON_VCC

CN6001

1-842-569-11

HEADERASSEMBLY FORPWB 10P

7 9 AC _OFF_D ET

1   8 POWERON

6 7 B L_ ER R

NC   6   NC

NC 5   NC

NC   4   NC

8 3 T C ON _O N

3   2 PFC_PWR

9   1 G ND

CN6002

11-955-248-1

11V21

22V21r ettimED3

33DNGV-a3

Except EX720 Model   44DNG

GLS_CTR 5 5

GLS_CTRL2 6 6

EMI_FAIL 7 7

88CN

1-821-135-11

CN6704(32" G10A)

CN6151(46"G5D)SJM20-28WLB

ToB boar d( 100106)

T-CON_Vcc12V   28 NC

GND 27   NC

T-CON_VCC12V   26 NC

GND 25   NC

T-CON_VCC_12V To B 24 1

GND 23   NC

BDR_ASU_12V   22 N C

GND 21   NC

BDR_ASU_12V   20 N C

GND 19   NC

REG12V 18 2

GND 17 4

REG12V 16 3

GND 15 5

 AU_12V 14 8

 AU_GND 13 6

 AU_12V   12 9

 AU_GND 11 7

S TB Y3 .3V 10 1 0

GND 9 1

T-CON_ON 8 3

 AC_OFF_DET 7 9

BL_ERR 6 7

NC 5 NC

NC   4 NC

PFC_ON 3 2

NC   2 NC

POWER_ON 1 8

VLED_VCC   1 1

VLED_VCC   2 2

VLED_VCC   3 NC

VLED_VCC   4 NC

NC   5 NC

6 NC

VLED_GND

VLED_GND

7 5

VLED_GND   8 6

VLED_GND   9 7

VLED_GND   10 8

LD_ERR   11 9

NC   12 N C

GL_CTRL   13 11

LED_ON   14 12

1-822-339-11   CN6705(32" G10A)

JST XA 14P

CN6801(46" G5D)

 AC IN

 AC-N 1 1

 AC-L 2 2

CN6001(46" G5D/ 32"G10A)

SFP79-02WLB JAM

1-822-908-11

B boar d

T-con

Option

B AT-V boar d

T-con Boar d

B boar d

TL-EX1JIG boar d

HEM2 Boar d

BLK

 AC pigtail

BLK Boar dBLK Boar d

B boar d

T-con

Option

B boar d

BLK

 AC pigtail

[3a-2 32,46 2/2]

FIGURE 3-8. CONNECTOR DIAGRAM FOR KDL-46EX620/46EX621 ONLY (2 OF 2)

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KDL-40EX620/40EX621/46EX620/46EX621/55EX620/55EX621 29

SECTION 3 - CHASSIS OVERVIEW 

(NOTE: 37” model not available)

J AM3pinStr aight To BAT

CN/1lr tC _ lenaP151CN/1lr tC _ lenaPDNGBSUDB16041DNG

aP052YDR _ NOCT/2lr tC _ lenaPSUBVDB21832SNES _ NOITOMr osneSnoitoM nel_Ctrl2 / TCON_RDY

r tC _ lenaP943CNYSH _ DT _ T/3lr tC _ lenaPP _ BSUDB33933V5+GER2/V/X-a3 l3 / T_TD_HSYNC   - OU T1 1

P-1/2 1-821-130-11 CN844TSR _ CRF _ X/4lr tC _ lenaPDNGDB44   - OU T2 2

G ALF _ RL/5lr tC _ lenaPN _ BSUDB52   (ForAsura)   G ALF _ RL/5lr tC _ lenaP745   (ForAsura)   NC 3

EDOM _  AS/6lr tC _ lenaP646EDOM _  AS/6lr tC _ lenaPFIDPSBSUDB65  - OU T3 4

CN547)CN(2NOTES/7lr tC _ lenaPNORDB/TCEJEDB7   - OU T4 5

CN448LES _ LEN AP/8lr tC _ lenaP1OIPGRDB/1CSIDDB8   CN1000

GND 1 37 TNIB/9lr tC _ lenaP349TNIB/9lr tC _ lenaPT ATS _ LD _ U/2CSIDDB9   JST SM05B-PASS-TBT

532TNI _ REWOPeludomWS 01lr tC _ lenaP2401CNYSV _ DT _ T/01lr tC _ lenaP1YEKRDB/xTTR AUDB01 / T_TD_VSYNC   CN1003

 11lr tC _ lenaP ADS _ ECIVEDRLH/2YEKRDB/xRTR AUDB11CN6331YEKLL A ADS/11lr tC _ lenaP1411 ADS/   0-844-179-01

1-822-693-11 LCS/21lr tC _ lenaP0421LCS/21lr tC _ lenaPV3.3+ _ YBTSRDB216   KYOCERA ELCO   + OU T1 1

nip65CFF11NCDNG9331DNGXT _ TR AUFR/xT _ TR AURDB314   04-6802-656-000-883+   + OU T2 2

P _ 4NEVE _ LEN AP8341P _ 4NEVE _ LEN APXR _ TR AU _ FR/xR _ TR AURDB415   1-822-905-11 +OUT3 3

NGN _ 4NEVE _ LEN AP7351N _ 4NEVE _ LEN APLESFR/NOCIM _ YBTS _ PUEK AWRDB511 D   11   BL_TYPE3   + OU T4 4

1MWP-1P _ 3NEVE _ LEN AP6361P _ 3NEVE _ LEN APTSR _ FR/0OIPGRDB612   22   BL_TYPE2   CN1001

2MWP-1N _ 3NEVE _ LEN AP5371N _ 3NEVE _ LEN APDNGRDB713331V3.3+YBTS   33   BL_TYPE1   JST SM04B-PASS-TBT

3MWP-1DNG4381DNGDNGIFIW815132DNGr osneS _ TPO/r osneSBGR/RI/DEL   44   REF

P _ KLC _ NEVE _ LEN AP3391P _ KLC _ NEVE _ LEN APP _ BSUIFIW913923CER _ DEL3-b2 1-PWM4   55   FAIL

1N _ KLC _ NEVE _ LEN AP2302N _ KLC _ NEVE _ LEN APDNGIFIW021724YBTS _ DELV-a3 -PWM5   66   LED_ON

6MWP-1DNG1312DNGN _ BSUIFIW124525REMIT _ DEL2-a3   77   LD_STDBY

7MWP-1P _ 2NEVE _ LEN AP0322P _ 2NEVE _ LEN APDNGIFIW22CN826REWOP _ DEL1-P   88   NC

P-1N _ 2NEVE _ LEN AP9232N _ 2NEVE _ LEN APSUBVIFIW322037ETUM _ CIP _ DEL2-P WM8   99   12V

1NEVE _ LEN AP8242P1NEVE _ LEN APLCS _ ECIVEDRLH42CNCN8DNG/ ADS _ ECIVED DNGP   0101   NC

 _ LEN AP7252N _ 1NEVE _ LEN APREMIT _ NO _ DELRLH525CN9RDB _ DEL/LCS _ ECIVED CPM _ DELVN _ 1NEVE   1111   GND

1MWP-2P _ 0NEVE _ LEN AP6262P _ 0NEVE _ LEN APSCRISRLH62212301SNES _ TPO   2121   NC

2MWP-2N _ 0NEVE _ LEN AP5272N _ 0NEVE _ LEN APYBTS _ DELRLH7244311V3.3+DV   13 56pin FFC   13   NC

3MWP-2DNG4282DNGREWOP _ DELRLH8266221SCRIS   4141   TCON_VCC

1-821-139-11 4MWP-2P _ 4DDO _ LEN AP3292P _ 4DDO _ LEN APCER _ DELRLH923   5151   NC

5MWP-2N _ 4DDO _ LEN AP2203N _ 4DDO _ LEN APETUM _ CIP _ DELRLH037   6161   NC

6MWP-2P _ 3DDO _ LEN AP1213P _ 3DDO _ LEN APDNGRLH132   7171   GND

7MWP-2N _ 3DDO _ LEN AP0223N _ 3DDO _ LEN APSNES _ TPORLH2301   8181   4-PWM8

8MWP-2DNG9133DNGV3.3 _ YBTSRLH331   9191   4-PWM7

DNGP _ KLC _ DDO _ LEN AP8143P _ KLC _ DDO _ LEN APV3.3RLH4311511CNYS   0202   4-PWM6

PYT _ DLN _ KLC _ DDO _ LEN AP7153N _ KLC _ DDO _ LEN APYEK _ REWOPWS532612TESER E   1212   4-PWM5

1MWP-3DNG6163DNGYEK _ WS633713DNGeludomCRFR   2222   4-PWM4

LEN AP5173P _ 2DDO _ LEN APDNGWS731314XR1-P/2-a3/1-a3/3-b2/2-b2/1-b2 2MWP-3P _ 2DDO _    3232   4-PWM3

only Japan 3MWP-3N _ 2DDO _ LEN AP4183N _ 2DDO _ LEN APOGOLYNOS/TEDSMH832415XT   4242   4-PWM2

4MWP-3P1DDO _ LEN AP3193P1DDO _ LEN APV5OGOL/V5SMH933216DDV   5252   4-PWM1

JAM SYT10-06-WL-ET 5MWP-3N _ 1DDO _ LEN AP2104N _ 1DDO _ LEN APDNGOGOL/DNGSMH041   6262   GND

1-821-146-11 6MWP-3P _ 0DDO _ LEN AP1114P _ 0DDO _ LEN AP6009NC   7272   GND

7MWP-3N _ 0DDO _ LEN AP0124N _ 0DDO _ LEN AP   8282   3-PWM8

8MWP-3DNG934DNGP04YLBNESS ARED AEH   9292   3-PWM7

DNGDNG844DNG   0303   3-PWM6

DNGDNG75431lr tC _ lenaP   1313   3-PWM5

1MWP-4CN664DNG   2323   3-PWM4

2MWP-4WS _ CCV _ LEN AP574WS _ CCV _ LEN APV3.3YBTS11   3333   3-PWM3

3MWP-4WS _ CCV _ LEN AP484WS _ CCV _ LEN APDXR _ 232SR22021DNG   4343   3-PWM2

4MWP-4WS _ CCV _ LEN AP394WS _ CCV _ LEN APDXT _ 232SR33322CCVIFIW   5353   3-PWM1

5MWP-4WS _ CCV _ LEN AP205WS _ CCV _ LEN APTUO _ SCRIS44913P _ BSUIFIW   6363   LD_TYPE

6MWP-4WS _ CCV _ LEN AP115WS _ CCV _ LEN APNI _ SCRIS55124M _ BSUIFIW   7373   GND

DNG66815DNGIFIW 4-PWM7   8383   2-PWM8

SM05B-GHS-TB CN9005 1- 842-547- 11 4-PWM8   9393   2-PWM7

1-819-334-11 6pin connector 182113311 GND   0404   2-PWM6

NC   1414   2-PWM5

NC   2424   2-PWM4

TCON_VCC   3434   2-PWM3

NC   4444   2-PWM2

NC   5454   2-PWM1

1 1 L+ DNG   6464   VLED_MPC

2   2 L-   NC   7474   GND

2   3 R- V21   8484   1-PWM8

1   4 R+   NC   9494   1-PWM7

SPE AKER   L+(Fasten#187)   r otcennoCr ekaepSgnisuoH11 6MWP-10505YBDTS _ DL

Fr ont   L- (Fasten#110)   2 2   2.0ch:4pinMOLEX502439-040 2.0ch: CN4601 4pin 1-821-614-11 MOLE X502494-0470   5MWP-11515NO _ DEL

Lch   4MWP-12525LI AF

FER   3535   1-PWM3

1EPYT _ LB   4545   1-PWM2

2EPYT _ LB   5555   1-PWM1

SPE AKER   R- (F as ten#110) 2   3 3EPYT _ LB   6565   GND

Front   R+(F as ten#187) 1   4

Rch

STBY3.3V 1 1

RS2 32_ RXD 2 2

R S2 32 _T XD 3   3

SIRCS_IN 4 4

S IR CS _O UT 5   5

GND 6 6

CN101

182018311

CN2001

FFCDir ect inConnector 

PANELFFC

SLCD: 96pin

SHARP : 80pin

 AUO : ??pin

CMI :32"~37" 60pin

40"~55" 80pin

JAE

BLK Boar d

G-B Harness

LD - TC - Harness

TCON - LD

SWmodule

HMS3 boar d

HLR boar dHLR boar dHLR boar dHLR boar dHLR boar dHLR boar dHLR boar dHLR2 boar d

B AT-V boar d

BV - H Harness

H-B

T-con Boar d(PEL3)

  51pin FFC

LVDS-FFC

B-PEL3

Wif i module (US & EU der i 40” Only)

R3 or RU boar d

BLK Boar d

G-B Harness

RFRC moduleRFRC moduleRFRC moduleRFRC module

[3a-2 37,40 1/2]

FIGURE 3-9. CONNECTOR DIAGRAM FOR KDL-40EX620/40EX621 ONLY (1 OF 2)

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KDL-40EX620/40EX621/46EX620/46EX621/55EX620/55EX621 30

SECTION 3 - CHASSIS OVERVIEW 

(NOTE: 37” model not available)

N C 1 1 2V

N C 2 1 2V

N C 3 G ND

DNG4CN

SM04B-PASS-TBT(LF)(SN)

11-064-918-1

V2111

V2122

DNG33

DNG44

LRTC _ SLG55

2LRTC _ SLG66

1DNG

LI AF _ IME77

2XT _ DTR AUV3.3+ _ YBTS0101

CN88

3XR _ DTR AUV5.21+OIDU A921

BT-SHG-B80MSTSJ

4TESERV5.21+OIDU A841

11

1-819-468-11

5V3.3+ _ YBTSDNG _ V5.21+OIDU A7

6MVT _ EDOMDNG _ V5.21+OIDU A631

1 1   VLED_VCC

15   7XR _  ATR AUDNG _ V5.21+GER5

2 2   VLED_VCC

8)2DM(CNDNG _ V5.21+GER471

NC 3   NC

16   9XR _ CTR AUV5.21+GER3

NC 4   NC

01XT _ CTR AUV5.21+GER281

7 5   VLED_GND

24   11DNGCCV _ NOC-T1

8 6   VLED_GND

21XT _  ATR AU1006NC

9 7   VLED_GND

31XIRT AM _ SCE11-965-248-1

10 8   VLED_GND

HEADERASSEMBLY FORPWB 10P   41V3.3+ _ YBTS

11 9   LD_ERR

51MEP _ EDOM

NC 10   NC

61XR _ GOL _ MEP

13 11   GL_CTRL

71XT _ GOL _ MEPTED _ FFO _ C A97

14 12   LED_ON

1   81DNGNOREWOP8

CN1002

4009NCRRE _ LB76

0-844-177-01

NC   6   NC   1-774-667-51

JST

NC 5   NC   TL-EX1 Connector,FFC/FPC18P

SM12B-PBVSS-TB(LF)(SN)

11V21

NC   4   NC

NO _ NOCT38

22V21r ettimED3

33DNGV-a3

3   2 PFC_PWR

Except EX720 Model   GND 4 4

9   1 G ND

2006NC

55LRTC _ SLG

11-955-248-1

662LRTC _ SLGEMI_FAIL 7 7

88CN

1-821-135-11

CN6704(37" G10A)

ToB boar d(100106)

T-CON_Vcc12V   28 NC

GND   27   NC

T-CON_VCC12V   26 NC

GND   25   NC

T-CON_VCC_12V ToB   24 1

GND   23   NC

BDR_ASU_12V   22 NC

GND   21   NC

BDR_ASU_12V   20 NC

GND   19   NC

REG12V 18 2

GND   17 4

REG12V 16 3

GND   15 5

 AU_12V 14 8

 AU_GND   13 6

 AU_12V   12 9

 AU_GND   11 7

S TB Y3 .3 V 1 0 10

GND   9 1

T-CON_ON 8 3

 AC_OFF_DET   7 9

BL_ERR 6 7

NC   5 NC

NC   4 NC

PFC_ON   3 2

NC   2 NC

POWER_ON   1 8

VLED_VCC   1 1

VLED_VCC   2 2

VLED_VCC   3 NC

VLED_VCC   4 NC

NC   5 NC

6 NC

VLED_GND

VLED_GND

7 5

VLED_GND   8 6

VLED_GND   9 7

VLED_GND   10 8

LD_ERR   11 9

NC   12 NC

GL_CTRL   1 3 1 1

LED_ON   1 4 1 2

CN6801(40" G4B) CN6705(32" G10A)

1-822-339-11

JST XA 14P

 AC _IN

 AC-N 1 1

 AC-L 2 2

CN6001

SFP79-02WLB JAM

1-822-908-11

CN6151(40" G4B)  SJM20-28WLB

B boar d

T-con

Option

BLK boar d

B AT-V boar d

T-con Boar d(PEL3)

HEM2 Boar d

T-con

B boar d

TL-EX1JIG board

 AC pigtail

BLK Boar dBLK Boar d

BLK boar d

 AC pigtail[3a-2 37,40 2/2]

FIGURE 3-10. CONNECTOR DIAGRAM FOR KDL-40EX620/40EX621 ONLY (2 OF 2)

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KDL-40EX620/40EX621/46EX620/46EX621/55EX620/55EX621 31

SECTION 3 - CHASSIS OVERVIEW 

JAM3pinStr aight To BAT

041DNG 6 1 BD USB GND CN/1lr tC _ lenaP151CN/1lr tC _ lenaP

832SNES _ NOITOMr osneSnoitoM 1 2 BD VBUS YDR _ NOCT/2lr tC _ lenaP052YDR _ NOCT/2lr tC _ lenaP

933V5+GER2/V/X-a3 3 3 BD USB_P Panel_Ctrl3 / T_TD_HSYNC CNYSH _ DT _ T/3lr tC _ lenaP943   -OUT1 1

P-1/2 1-821-130-11 4 4 BD GND CN844TSR _ CRF _ X/4lr tC _ lenaP   -OUT2 2

2 5 BD USB_N Panel_Ctrl5 / LR_FLAG(For    G ALF _ RL/5lr tC _ lenaP745   (ForAsura)   NC 3

5 6 BD USB SPDIF EDOM _  AS/6lr tC _ lenaP646EDOM _  AS/6lr tC _ lenaP   -OUT3 4

CN(2NOTES/7lr tC _ lenaPNORDB/TCEJEDB7 ) CN547   -OUT4 5

CN448LES _ LEN AP/8lr tC _ lenaP1OIPGRDB/1CSIDDB8   CN1000

731DNG TNIB/9lr tC _ lenaP349TNIB/9lr tC _ lenaPT ATS _ LD _ U/2CSIDDB9   JSTSM05B-PASS-TBT

532TNI _ REWOPeludomWS 01lr tC _ lenaP2401NYSV _ DT _ T/01lr tC _ lenaP1YEKRDB/xTTR AUDB01 / T_TD_VSYNC   CN1003

6331YEKLL A P1411 ADS/11lr tC _ lenaP ADS _ ECIVEDRLH/2YEKRDB/xRTR AUDB11CN anel_Ctrl11 / SDA

1-822-693-11 6 12 BDR STBY_+3.3V LCS/21lr tC _ lenaP0421LCS/21lr tC _ lenaP   KYOCERA ELCO   +OUT1 1

nip65CFF11NCDNG9331DNGXT _ TR AUFR/xT _ TR AURDB314   04-6802-656-000-883+   +OUT2 2

P _ 4NEVE _ LEN AP8341P _ 4NEVE _ LEN APXR _ TR AU _ FR/xR _ TR AURDB415   1-822-905-11 +OUT3 3

NGN _ 4NEVE _ LEN AP7351N _ 4NEVE _ LEN APLESFR/NOCIM _ YBTS _ PUEK AWRDB511 D   11   BL_TYPE3   +OUT4 4

1MWP-1P _ 3NEVE _ LEN AP6361P _ 3NEVE _ LEN APTSR _ FR/0OIPGRDB612   22   BL_TYPE2   CN1001

STBY+3.3V 1 33 3 17 BDR GND 2MWP-1N _ 3NEVE _ LEN AP5371N _ 3NEVE _ LEN AP   33   BL_TYPE1   JSTSM04B-PASS-TBT

132DNGr osneS _ TPO/r osneSBGR/RI/DEL 5 18 WIFI GND 3MWP-1DNG4381DNG   44   REF

923CER _ DEL3-b2 3 19 WIFI USB_P 4MWP-1P _ KLC _ NEVE _ LEN AP3391P _ KLC _ NEVE _ LEN AP   55   FAIL

724YBTS _ DELV-a3 1 20 WIFI GND 5MWP-1N _ KLC _ NEVE _ LEN AP2302N _ KLC _ NEVE _ LEN AP   66   LED_ON

525REMIT _ DEL2-a3 4 21 WIFI USB_N 6MWP-1DNG1312DNG   77   LD_STDBY

826REWOP _ DEL1-P NC 22 WIFI GND 7MWP-1P _ 2NEVE _ LEN AP0322P _ 2NEVE _ LEN AP   88   NC

037ETUM _ CIP _ DEL2-P 2 23 WIFI VBUS 8MWP-1N _ 2NEVE _ LEN AP9232N _ 2NEVE _ LEN AP   99   12V

DEVICE_SDA/GND 8 NC NC 24 HLR DEVICE_SCL DNGP1NEVE _ LEN AP8242P1NEVE _ LEN AP   0101   NC

DEVICE_SCL/LED_BDR 9 NC CPM _ DELVN _ 1NEVE _ LEN AP7252N _ 1NEVE _ LEN APREMIT _ NO _ DELRLH525   1111   GND

OPT_SENS 10 32 12 26 HLR SIRCS 1MWP-2P _ 0NEVE _ LEN AP6262P _ 0NEVE _ LEN AP   2121   NC

VD+3.3V 11 34 4 27 HLR LED_STBY 2MWP-2N _ 0NEVE _ LEN AP5272N _ 0NEVE _ LEN AP   13 56pin FFC   13   NC

SIRCS 12 26 6 28 HLR LED_POWER 3MWP-2DNG4282DNG   4141   TCON_VCC

1-821-139-11 3 29 HLR LED_REC 4MWP-2P _ 4DDO _ LEN AP3292P _ 4DDO _ LEN AP   5151   NC

5MWP-2N _ 4DDO _ LEN AP2203N _ 4DDO _ LEN APETUM _ CIP _ DELRLH037   6161   NC

2 31 HLR GND 6MWP-2P _ 3DDO _ LEN AP1213P _ 3DDO _ LEN AP   7171   GND

10 32 HLR OPT_SENS 7MWP-2N _ 3DDO _ LEN AP0223N _ 3DDO _ LEN AP   8181   4-PWM8

1 33 HLR STBY_3.3V 8MWP-2DNG9133DNG   9191   4-PWM7

V3.3RLH4311511CNYS DNGP _ KLC _ DDO _ LEN AP8143P _ KLC _ DDO _ LEN AP   0202   4-PWM6

RESET 2 16 2 35 SW POWER_KEY EPYT _ DLN _ KLC _ DDO _ LEN AP7153N _ KLC _ DDO _ LEN AP   1212   4-PWM5

713DNGeludomCRFR 3 36 SW_KEY 1MWP-3DNG6163DNG   2222   4-PWM4

314XR1-P/2-a3/1-a3/3-b2/2-b2/1-b2 1 37 SW GND 2MWP-3P _ 2DDO _ LEN AP5173P _ 2DDO _ LEN AP   3232   4-PWM3

415XTnapaJylno 3MWP-3N _ 2DDO _ LEN AP4183N _ 2DDO _ LEN APOGOLYNOS/TEDSMH832   4242   4-PWM2

216DDV 4MWP-3P1DDO _ LEN AP3193P1DDO _ LEN APV5OGOL/V5SMH933   5252   4-PWM1

JAM SYT10-06-WL-ET 5MWP-3N _ 1DDO _ LEN AP2104N _ 1DDO _ LEN APDNGOGOL/DNGSMH041   6262   GND

1-821-146-11 CN9006 6MWP-3P _ 0DDO _ LEN AP1114P _ 0DDO _ LEN AP   7272   GND

1- 818- 692- 21   7MWP-3N _ 0DDO _ LEN AP0124N _ 0DDO _ LEN AP   8282   3-PWM8

HEADER ASSENBLY 40P 8MWP-3DNG934DNG   9292   3-PWM7

DNGDNG844DNG   0303   3-PWM6

DNGDNG75431lr tC _ lenaP   1313   3-PWM5

1MWP-4CN664DNG   2323   3-PWM4

2MWP-4WS _ CCV _ LEN AP574WS _ CCV _ LEN AP   3333   3-PWM3

3MWP-4WS _ CCV _ LEN AP484WS _ CCV _ LEN APV3.3YBTS11   4343   3-PWM2

4MWP-4WS _ CCV _ LEN AP394WS _ CCV _ LEN APDXR _ 232SR22   5353   3-PWM1

021DNG 5MWP-4WS _ CCV _ LEN AP205WS _ CCV _ LEN APDXT _ 232SR33   6363   LD_TYPE

WIFI VCC 2 23 6MWP-4WS _ CCV _ LEN AP115WS _ CCV _ LEN APTUO _ SCRIS44   7373   GND

WIFI USB_P 3 19 NI _ SCRIS55 4-PWM7   8383   2-PWM8

WIFI USB_M 4 21 DNG66 1-842-547-11 4-PWM8   9393   2-PWM7

WIFI GND 5 18 CN9005 GND   0404   2-PWM6

SM05B-GHS-TB 6pin connector 182113311   NC   1414   2-PWM5

1-819-334-11   NC   2424   2-PWM4

TCON_VCC   3434   2-PWM3

NC   4444   2-PWM2

NC   5454   2-PWM1

DNG   6464   VLED_MPC

NC   7474   GND

V21   8484   1-PWM8

NC   9494   1-PWM7

LD_STDBY   0505   1-PWM6

SPE AKER   L+ (Fasten#187)   1 1 5MWP-11515NO _ DEL

Front   L- (Fasten#110)   2 2 4MWP-12525LI AF

Lch   1 1 L+ 3MWP-13535FER

2   2 L- 1EPYT _ LB   4545   1-PWM2

2   3 R- 2EPYT _ LB   5555   1-PWM1

1   4 R+ 3EPYT _ LB   6565   GND

SPE AKER   R- ( Fa st en # 1 1 0) 2   r otcennoCr ekaepSgnisuoH3

Fr ont   R+ ( Fa st en # 1 8 7) 1   42.0ch:4pin MOLEX502439-0400 2.0ch:CN4601 4pin 1-821-614-11 MOLE X502494-0470

Rch

STBY3.3V 1 1

RS232_RXD 2 2

RS 23 2_T XD 3   3

SIRCS_IN 4 4

S IRCS _O UT 5   5

66DNG

CN101

182018311

J AE

CN2001

FFCDirect inConnector 

PANELFFC

SLCD: 96pin

SHARP : 80pin

 AUO : ??pin

CMI :

32"~37" 60 pin

40"~55" 80pinSWmodule

HMS3 boar d

HLR boar dHLR boar dHLR boar dHLR boar dHLR boar dHLR boar dHLR boar dHLR2 board

B AT-V boar d

BV - H Harness

H-B

G-B Harness

G-B

T-con Boar d(PEL3)

  51pin FFC

LVDS-FFC

B-PEL3

Wifi module (US Only)

BLK Boar d

LD - TC -

Harness

TCON - LD

R3 or RU board

BLK Boar d

G-B Harness

G-B

RFRC moduleRFRC moduleRFRC moduleRFRC module

[3a-2 55 1/2]

FIGURE 3-11. CONNECTOR DIAGRAM FOR KDL-55EX620/55EX621 ONLY (1 OF 2)

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KDL-40EX620/40EX621/46EX620/46EX621/55EX620/55EX621 32

SECTION 3 - CHASSIS OVERVIEW 

1DNG

2XT _ DTR AU

3XR _ DTR AU

4TESER

5V3.3+ _ YBTS

6MVT _ EDOM

7XR _  ATR AU

8)2DM(CN

UARTC_RX 9

1 1   VLED_VCC

10 10 STBY_+3.3V

U AR TC _T X 10

2 2   VLED_VCC

12   9 AUDIO+12.5V

11DNG

NC 3   NC

14 8 AUDIO+12.5V

U ART A_ TX 12

NC 4   NC

11   7 AUDIO+12.5V_GND

E CS _M AT RI X 1 3

7 5   VLED_GND

13 6 AUDIO+12.5V_GND

S TB Y_ +3 .3 V 1 4

8 6   VLED_GND

15   5 REG+12.5V_GND

M OD E_ PE M 1 5

9 7   VLED_GND

17 4 REG+12.5V_GND

P EM _L OG _R X 1 6

10 8   VLED_GND

16   3 REG+12.5V

P EM _L OG _T X 1 7

11 9   LD_ERR

18 2 REG+12.5V

81DNG

N C 1 0   NC

NC   1 T-CON_VCC

CN9004

1 3 1 1   GL_CTRL

CN6001

1-774-667-51

1 4 1 2   LED_ON

1-842-569-11

TL-EX1 Connector,FFC/FPC18P

CN1002

HEADERASSEMBLY FORPWB 10P

0-844-177-01

JST

SM12B-PBVSS-TB(LF)(SN)

7 9 AC _ OFF_D ET

1   8 POWERON

6 7 B L _E RR

NC   6   NC

NC 5   NC

NC   4   NC

11V21

8 3 TC ON _O N

22V21r ettimED3

3   2 PFC_PWR

33DNGV-a3

9   1 G ND

Except EX720 Model   44DNG

CN6002

GLS_CTRL 5 5

1-842-559-11

GLS_CTRL2 6 6

EMI_FAIL 7 7

88CN

1-821-135-11

CN6101 SJM20-28WLB

To Bboar d(100106)

T-CON_Vcc12V   28 1

GND   27   3

T-CON_VCC12V   26 2

GND   25   4

T-CON_VCC_12V ToB   2 4 N C

GND   23   NC

BDR_ASU_12V   2 2 N C

GND   21   NC

BDR_ASU_12V   2 0 N C

GND   19   NC

REG12V 18 2

GND   17 4

REG12V 16 3

GND   15 5

 AU_12V 14 8

 AU_GND   13 6

 AU_12V   12 9

 AU_GND   11 7

ST BY3. 3V 10 10

GND   9 1

T-CON_ON 8 3

 AC_OFF_DET   7 9

BL_ERR 6 7

NC   5 NC

NC   4 NC

PFC_ON   3 2

NC   2 NC

POWER_ON   1 8

REG_12V 1 1 1 1 REG_12V   VLED_VCC   1 1

22DNG 2 2 GND   VLED_VCC   2 2

33CN 3 3 NC   NC   3 NC

BL_ERR 4 4 4 4 BL_ERR   NC   4 NC

55CN 5 5 NC   NC   5 NC

66CN 6 6 NC   NC   6 NC

 AC_OFF_DET 7 7 7 7 AC_OFF_DET   VLED_GND   7 5

CN6102   1-821-888-11 1-821-888-11   VLED_GND   8 6

JST L 7p JST L 7p CN6701   VLED_GND   9 7

VLED_GND   10 8

PRI_VCC 1 1 1 1 PRI_VCC   LD_ERR   11 9

PRI_GND 2 2 2 2 PRI_GND   NC   1 2 N C

CN6502   1-817-207-11 1-817-207-11 CN6601   GL_CTRL   1 3 1 1

JST JST   LED_ON   1 4 1 2

PFC_GND 1 1 1 1 PFC_GND

PFC_OUT 2 2 2 2 PFC_OUT 1-822-339-11

SFP79-02WLB JAM JST XA 14P CN6700

SFP79-02WLB JAM   1-822-908-11 CN6600

CN6501   1-822-908-11

 AC _IN

 AC-N 1 1

 AC-L 2 2

CN6001

SFP79-02WLB JAM

1-822-908-11

B boar d

T-con

Option

HEM2 Boar d

T-con

B boar d

TL-EX1JIG boar d

BLK boar d

 AC pigtail

B boar d

T-con

Option

BLK boar d

 AC pigtail

BLK BoardBLK Board

2 8 1 1 2V

2 6 2 1 2V

2 7 3 G ND

DNG452

SM04B-PASS-TBT(LF)(SN)

11-064-918-1

1-819-468-11

V2111

V2122

DNG33

DNG44

LRTC _ SLG55

2LRTC _ SLG66

LI AF _ IME77

CN88

BT-SHG-B80MSTSJ

T-con Boar d(PEL3)

B AT-V boar d

[3a-2 55 2/2]

FIGURE 3-12. CONNECTOR DIAGRAM FOR KDL-55EX620/55EX621 ONLY (2 OF 2)

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KDL-40EX620/40EX621/46EX620/46EX621/55EX620/55EX621 33

OVERVIEW 

This chapter provides information regarding the Self Diagnosis

feature in our TVs.

UPDATING THE SOFTWARE

 As mentioned in “Section 2 - Software Requirements” on page 17 thereare several issues that may be resolved by updating the softwareto the latest version. For a list of possible correctable issues see“Examples of Software Correctable Symptoms” on page 19.

SECTION 4 - TROUBLESHOOTING Self Diagnosis Supported model   

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KDL-40EX620/40EX621/46EX620/46EX621/55EX620/55EX621 34

SECTION 4 - TROUBLESHOOTING 

TRIAGE CHART 

Use the Triage Chart to determine what may possibly be causing the error before going out to the customers location.

Before you make the service call… 5. Chart Color Code

1. Confirm the symptom from the customer.   RED DOT: (Primary) Most likely defective part

2. Select that symptom from the chart.   ▲ BLUE Triangle: (Secondary) Possible defective part

3. Bring all the boards listed for that symptom.

Power Audio

2XPower 

3XAudio

4XBalancer 

5XTCON/HFR

6X**BL

6X*BL

7XTemp

8XNo RED

STBY LED

(Dead Set)

No Video

(BL OK)

Distorted

Video

(BL OK)

No Audio

Main Speakers

MAIN BOARD   ▲     ▲ ▲ ▲   *   ▲ ▲  

POWER SUPPLY BOARD     ▲ ▲  

HLR2

Switch Unit

LD  

Service Bulletin

(See Appendix Section)  

Software Update  

LCD Panel     ▲*TCON  

LVDS Cable   ▲ ▲

AC Outlet

Ventilation

4. Follow the associated flowcharts in the Training Manual to isolate the board.

Board Reference

Video

* Immediate Shutdown After Power ON & 7X

Protection Modes

*NOTE: REFER TO LCD PANEL SERVICE MANUAL IN REFERENCE LIBRARY

DATABASE FOR CORRECT REPLACEMENT PARTS BASED ON SERIAL NUMBER.

▲* Sharp Vertical or Horizontal Lines, Missing Pixels 6X* Momentary Backlight before Shut OFF

6X** No Backlight before Shut OFF

This Triage document is for general reference purposes. To access the most recent version of the Triage documents for the models listed in thismanual, login into the Sony Authorized Servicer Portal at http://www.sony.com/asp.

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KDL-40EX620/40EX621/46EX620/46EX621/55EX620/55EX621 35

SECTION 4 - TROUBLESHOOTING 

PROTECTION SHUTDOWN 

Self Diagnosis Supported model   

The models in this manual contain a self-diagnostic function. If anerror occurs, the standby LED will automatically begin to ash. The

number of times the LED ashes translates to a probable source of

the problem.

 A history of the errors is stored on the Self Check diagnostic pageas shown in “Figure 4-3. Sample Self Check Diagnosis Page” onpage 40. This page can be used to review the failure occurrencedata stored in memory to reveal past problems and how often theseproblems occured. If there is more than one error, the standby LED

will identify the rst of the problem areas. If the Self Check screendisplays a “0”, no error has occurred.

STANDBY LED FLASH COUNT

Ambient Sensor/

(IR) Infrared Receiver

Picture Off /

 Timer LED

Standby LE D Power LED

FIGURE 4-1. LED DISPLAY

2 times

5 times

LED ON 0.3 sec.

LED OFF 0.3 sec. LED OFF

3 sec.

FIGURE 4-2. BLINK COUNT

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KDL-40EX620/40EX621/46EX620/46EX621/55EX620/55EX621 36

SECTION 4 - TROUBLESHOOTING 

2X Blink - Main Power Error 

 A 2X protection mode blink pattern can be activated due one of thefollowing defects.

 ● Loss of REG12V (LVP)* ● Loss of -125V (Single Line)

 ● Excessive -125V Level (OVP)*

 ● Loss of Power-ON Signal

 ● Excessive PFC Voltage (OVP)

 ● Excessive PFC Temperature (OTP)

*Low Voltage Protection (LVP)*Over Voltage Protection (OVP)

 A loss or excessive condition of the REG12VDC secondary voltagefrom the main power supply IC6351 will cause a 2X blink pattern onthe standby LED. The 12Vdc can be checked at CN6704/pin 16.

If the measurement is 0V or rises above 12Vdc (approaches 15V)before the TV shuts down the Power Supply Board is defective.

If approximately 12Vdc is present and remains below 12Vdc beforeshutdown then further troubleshooting is necessary to determine thedefective component.

 After conrming proper REG12V levels, check the Negative LED

Backlight supply levels. A loss or excessive condition of the negativesupply will cause a 2X blink failure. The voltage level can be checkedat CN6701/pins 1 & 3 before the TV shuts off. There will be 2 to 4wires (Red & Blue) depending on the panel size. All individual wiresshould be checked for proper voltage level. In normal operation thevoltage level will initially rise to approximately -175V and then should

regulate down to between 89V and 125V depending on the Backlightadjustment in the User Menu. If one of the negative supplies is 0Vor rises above -175V before shut-off then the Power Supply Board isdefective, replace it to x the problem.

 A defective X-Reality processor on the Main Board or Switch circuiton the Power Supply Board will cause a loss of the Power-ON signal(2X). To determine which component is defective check the Power-ON voltage level at CN6704/pin 1. In normal operation 3V should bemeasured. If the 3V is present before shut-off then the Power SupplyBoard is defective. If 0V is measured before shut-off then the MainBoard is defective.

Finally, there are PFC protection circuits on the Power Supply Boardthat when activated will cause a 2X blink protection mode. The PFCcircuit is monitored for both over-voltage and over-temperature.

Therefore, if all the previously discussed circuits checkout okay,there could still be a problem on the Power Supply Board in the PFCcircuit causing the 2X blink. Replacing the Power Supply Board willx the TV.

3X Blink- DC Regulator/Audio Error 

The Audio error can occur due on of the following error conditions.

 ● Defective DC Regulator on Main Board

 ● Shorted or Damaged Speaker Connections ● Defective Audio Amplier (Main Board)

 ● Loss of AU12V (Open F4200 on Main Board)

 ● Loss of AU12V (Open Fuse on Power Supply Board)

The rst thing to check when a 3X blink protection mode occurs is

the physical condition of the speakers and speaker connections. Thespeakers should measure 8 ohms. Shorted speakers or connectionscan cause a 3X blink protection mode.

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KDL-40EX620/40EX621/46EX620/46EX621/55EX620/55EX621 37

SECTION 4 - TROUBLESHOOTING 

If the speakers and connections check okay, then the defectivecomponent is on the Main Board. Either an open F4200, defectiveDC Regulator, or defective Audio amplier will cause a 3X blink

protection mode. In any of these cases, replace the Main Board tox this condition.

 A defect on the Power Supply Board can cause a 3X blink protectionmode and shut-off. Check the AU12V level at CN6704/pin 14. If 0V ismeasure before shut-off the Power Supply Board is defective.

4X Blink – Balancer Error 

The 4X error code is only used on models incorporating local dimmingLED backlighting. If a failure occurs on the LD board the TV will shutdown and display this diagnostic code. Models using conventionalnon-local dimming LED backlighting do not utilize this error code.

5X Blink - TCON Error 

The 5X blink protection mode indicates a communications errorbetween the TCON Board and the X-Reality microprocessor on theMain Board. If the TCON is available for replacement, replace theTCON. If the TCON is not available, the LCD panel must be replacedsince the TCON circuit is part of the LCD panel assembly. In rarecases a loose or defective LVDS cable could also be the cause.

6X Blink - Backlight System Failure

NOTE: All models will make two attempts to power up before a 6X isactivated. The SONY logo (Backlight) may or may not display on thescreen. However, the splash tones will be heard two times. After thesecond attempt the TV will turn off and the standby LED will blink a6X protection mode. (Note: The splash tone may not be heard if it isturned off or the volume is set to minimum.)

If a 6X blink pattern is activated then a defect has occurred in one ofthe following areas.

 ● Defective Panel LED(s)

 ● Defective Power SupplyWhen troubleshooting a 6X backlight system failure it is key to noticeif the backlights illuminate before the TV shuts off. The followinglist shows the possible backlight status and blink pattern and thepossible failed components.

1) Momentary Backlight and 6X

  a) Defective LED(s) (LCD Panel Assb.)

2) No Backlight and 6X

  a) Replace Power Supply

In most cases, if the Sony logo (Backlight) momentarily illuminatesand the TV shuts off and a 6X is activated than one or more of thebacklight LEDs are defective. The LCD Panel assembly panel mustbe replaced for a defective LED. However, before replacing the LCDpanel assembly check for a complete loss of the Negative Backlight(-89V to -125V) power supply. The -89V to -125V power supply canbe checked at CN6702/pins 1 & 3.

If there is no backlight before the TV shuts off and activates a 6X,than check the “Backlight ON” signal from the TV microprocessorand the Positive (+145V) Backlight power supply from the PowerSupply Board. The BL-ON signal can be checked at CN6704/pin 5and the +145V at CN6701/pins 1 & 3.

If the “Backlight-ON” signal is okay and the Positive Power supplyis missing then the Power Supply Board is defective. However, ifthe Backlight-ON is missing then the X-Reality Microprocessor isdefective and the Main Board must be replaced to repair the problem.

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KDL-40EX620/40EX621/46EX620/46EX621/55EX620/55EX621 38

SECTION 4 - TROUBLESHOOTING 

7X Blink - Temperature Failure

These models do not display a temperature warning OSD dialoguebox before shutting off and going into a 7X standby LED blink pattern.The main objective when a 7X blink pattern occurs is to determine

which of the following possible defects is causing the excessivetemperature condition indication.

 ● Excessive Ambient Room Temperature

 ● Dust or Debris Blocking the TV Ventilation Apertures

 ● Defective Temperature Sensor or X-Reality Microprocessor(Main Board)

The rst step is to notice how long it takes the TV to shut off and

trigger a 7X blink protection mode.

If the TV has an actual excessive temperature condition it willtake a considerable period of time to shut off and indicate a 7Xblink protection mode. This is because it will take time for the TVcomponents to heat up and for the temperature sensor to detect theexcessive temperature and shut the TV off.

If the TV takes a considerable period of time to shut-off check thefollowing items:

 ● The TV should not be located too close to any heating

devices.

 ● The TV should have at least 4 inches of clearance aroundthe sides & rear, and 11 inches of clearance over the top toensure adequate ventilation.

 ● Check that all vented areas on the TV are clear of all dustand debris.

 ● If the TV shuts off immediately after Power-ON then oneof the following components has failed (Not an Actual

Excessive Temperature Condition).

 ● X-Reality Microprocessor (Main Board)

 ● Temperature Sensor (Main Board)In either case the Main Board must be replaced to x the

problem.

8X Blink – Not listed in Self Check

8X blink code is mainly used during TV software

development. Look in TV’s service SELF CHECK for errorcode history and notice at the bottom of the list WDT (WatchDog Timer) error codes, in particular notice 103 HOST_WDT.

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KDL-40EX620/40EX621/46EX620/46EX621/55EX620/55EX621 39

SECTION 4 - TROUBLESHOOTING 

DIAGNOSTIC CODE DESCRIPTIONS 

The Diagnostic Table provides an overview of the number of times the standby LED blinks and the possible location. To access the Triage

documents for the models listed in this manual, login into the Sony Authorized Servicer Portal at http://www.sony.com/asp.

Diagnostic Item

Diagnostic Item

Description

Number of times

Standby LED blinks Possible Location

MAIN_POWER Main Power Error 2

G4 Board (40" Models Only)

G5 Board (46" Models Only)

G6 Board (55" Models Only)

BATV Board

DC_ALERT DC Regulator/Audio Error  

 AUD_PROT Audio Error Detection

BALANCER Balancer Error 4LCD Panel

BATV Board

TCON ERR TCON Error  

P_ID_ERR Panel ID NVM Error  

BACKLITE Backlight Error 6

LD Board

G8 Board (55" Models Only)

LCD Panel

BATV Board

TEMP_ERR Temperature Error 7Ventilation

BATV Board

103 HOST_WDT Watch Dog Timer Notification 8Software Update

BATV Board

3

BATV Board

G4 Board (40" Models Only)

G5 Board (46" Models Only)

G6 Board (55" Models Only)

5

TCON Control MT Board

BATV Board

G4 Board (40" Models Only)

G5 Board (46" Models Only)

G6 Board (55" Models Only)

FIGURE 4-3. DIAGNOSTIC TABLE

NOTE: To provide information to customers regarding how to use their TV features or FAQs, refer the customer to the Sony esupport web site

at http://esupport.sony.com.

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KDL-40EX620/40EX621/46EX620/46EX621/55EX620/55EX621 40

SECTION 4 - TROUBLESHOOTING 

VIEWING THE SELF CHECK DIAGNOSTIC HISTORY

It is possible to bring up past occurrences of a failure for conrmation

on the Self Check diagnostic history screen. This feature is useful forfailures which are intermittent or when the customer is not sure what

is causing the television to shut down.1. TV must be in standby mode. (Power off).2. Press the following buttons on the Remote Commander

within a second of each other:

DISPLAY   Channel 5   Volume -   POWER

 * NOTE: This differs from accessing Service Adjustments Mode(Volume +)

Total operation time by hour (MAX:65535)

Boot count (MAX:65535)

Panel operation time by hour (MAX:65535)

Total operation time by hour (MAX:65535)

Boot count (MAX:65535)

Panel operation time by hour (MAX:65535)

------------ -- -------- ------ ----------- --- 01

-------------- -------------- -------------- 00

------------ -- -------- ------ ----------- --- 00------------ -- -------- ------ ----------- --- 00------------ -- -------- ------ ----------- --- 00------------ -- -------- ------ ----------- --- 00

002 MAIN_POWE003 DC_ALERT003 AUD_PROT004 BALANCER 005 HFR_ERR 

005 P_ID_ERR 

12345-00333-0678912345-00333-06789- -

------------ -- -------- ------ ----------- --- 00006 VLED

------------ -- -------- ------ ----------- --- 00005 TCON_ERR ------------ -- -------- ------ ----------- --- 00

----------- --- ------- ------- ------------- - 00

----------- --- ------- ------- ------------- - 00

006 BACKLITE

007 TEMP_ERR 

010 EMITTER 

----------- --- ------- ------- ------------- - 00007 FAN_ERR 

----------- --- ------- ------- ------------- - 00012 IA ------------ -- -------- ------ ----------- --- 00

SELF CHECK

StandBy LED Flash Count

Diagnostic Item

Error Count(00-99)

-------------- -------------- -------------- 00-------------- -------------- -------------- 00

101 VPC_WDT ------------ -- -------- ------ ----------- --- 00

102 MEPS_WDT ----------- --- ------- ------- ------------- - 00

103 HOST_WDT -------------- -------------- -------------- 00

104 STBY_WDT -------------- -------------- -------------- 00

000 RGB_SEN000 RESERVED

000 RESERVED

FIGURE 4-3. SAMPLE SELF CHECK DIAGNOSIS PAGE

CLEARING THE SELF CHECK DIAGNOSTIC LIST

Since the diagnostic results displayed on the screen are notautomatically cleared, always check the self-diagnostic screen afteryou have completed the repairs to be sure you have cleared the

result display to “0”.1. To clear the Error history and Error count

press 8   0 .

RESETTING THE LCD PANEL OPERATING HOURS

The 3 sets of numbers displayed on the lower left corner of the screenindicates the total accumulated operating hours of the television andthe operating hours of the LCD panel. Total operating hours is on theleft, boot count in the center and panel hours in the right group (The

center numbers are not used.)1. To clear the LCD Panel operating hours of the LCD

Panel after replacing the panel, press 7   0 .

EXITING THE SELF CHECK DIAGNOSTIC SCREEN

1. To exit the Self Diagnostic screen, turn off the power tothe TV by pressing the POWER  button on the remoteor the POWER  button on the TV.

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KDL-40EX620/40EX621/46EX620/46EX621/55EX620/55EX621 41

SECTION 5 - FLOW CHARTS AND DIAGRAMS

OVERVIEW 

The following ow charts provide information to determine what repair parts to order based on the TV error.

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KDL-40EX620/40EX621/46EX620/46EX621/55EX620/55EX621 42

SECTION 5 - FLOW CHARTS AND DIAGRAMS 

NO POWER

G4(40")

G5(46")

G6(55")

LCDPANEL

TCON

(120Hz)

LCD Panel Assembly

LCDPanel

BATV

G8 LD

LED

Backlights

LD

19V

24V

24V

+109V

-61V to -82V

55" Models

40", 46" Models

STBY 3.3V

Power-ON 3V

TCON-ON 3V

 AC-OFF-Detect 3VTCON 12V

 AC

Input

IR Sensor 

Motion Sensor 5V39

STBY 3.3V33

7

1

8

10

12

1 1

2 1814 1

8

10

49

HMS3

HLR21

110VAC

CN6502

CN6801

CN6151 (40",46")

CN6101 (55")

CN6701

CN6700CN1002

CN1002

CN6002

CN2001

CN9006

3

CN6001

1 18400V

1 1812V

CN6501

CN6102

CN6601

CN6600

16 3

124

 AU12V

REG 12V

TCON 12V

8

9

3

CN6001

14 12LED-ON

LED-ON &

BL Control

121LED-ON

These voltage levels will vary slightly due

to panel size (40" Panel Levels shown).

CN1001

CN1000

1

1

CN1001

CN1000

1

1

FIGURE 5-1. POWER SUPPLY DIAGRAM

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KDL-40EX620/40EX621/46EX620/46EX621/55EX620/55EX621 43

SECTION 5 - FLOW CHARTS AND DIAGRAMS 

Is

“Standby” LEDilluminate steady

RED?

Does the

“Power” LED

Light Green ?

No

 Yes

No

Press Remote

Power Button

Initial Power-ON OK

Troubleshoot Video,Backlight, Panel, or Audio

Problem

Check STBY 3.3V

(In STBY Mode)

Confirm TV is

securely plugged into

an Active AC Outlet

Is

110VAC Present

at CN6001 ?

Repair AC Outlet or

Replace AC-Power Cord

OK

 Yes

Check Main Fuse

F6101

Is

voltage

3.3V

Present ?

 Yes

Is Fuse

Open?

No

 Yes

No

Replace

Main Board

Replace

Power Supply

Board

Replace

Power Supply

Board

Check

 AC-OFF-Detect

(In STBY Mode)

Is

voltage

3.3V

Present?

Replace

Power Supply

Board

No

 Yes

Press TV

Power Button

Does the

“Power” LED

Light?

 Yes

No

Replace

Remote Batteries or

Remote

Replace

Main Board

No

 Yes

Power Error 

FIGURE 5-2. NO POWER

S C O O C S G S

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KDL-40EX620/40EX621/46EX620/46EX621/55EX620/55EX621 44

SECTION 5 - FLOW CHARTS AND DIAGRAMS 

STANDBY LED BLINKINGUnit Shuts OFF

RED LED

Blinking

2X Blink Pattern

REG12V Error 

Check REG12V

*Before Shutdown

 Yes

No

Check Power-ON

*Before Shutdown

Is voltage

12V

Present?

Is

voltage

3V

Present ?

 Yes

No Replace

Main Board

Replace

Power SupplyBoard

Replace

Power SupplyBoard

FIGURE 5-3. 2 BLINK ERROR

SECTION 5 FLOW CHARTS AND DIAGRAMS

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KDL-40EX620/40EX621/46EX620/46EX621/55EX620/55EX621 45

SECTION 5 - FLOW CHARTS AND DIAGRAMS 

3X Blink PatternAudio Error 

 Yes

Check

Speakers &

Connections

Do

SpeakersMeasure

8 ohms?

No ReplaceSpeaker(s)

Check AU12V

*Before Shutdown

Is voltage

12V

Present?

No

 Yes

Replace

Power Supply

Board

Replace

Main Board

Unit Shuts OFF

RED LED

Blinking

FIGURE 5-4. 3 BLINK ERROR

SECTION 5 FLOW CHARTS AND DIAGRAMS

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KDL-40EX620/40EX621/46EX620/46EX621/55EX620/55EX621 46

SECTION 5 - FLOW CHARTS AND DIAGRAMS 

4X Blink Pattern

(Balancer Error)

Unit Shuts OFF

RED LED

Blinking

Is 4X stilloccuring ?

ReplaceLCD Panel

Assembly

ReplaceMain Board

No

Yes

ProblemSolved

FIGURE 5-5. 4 BLINK ERROR

SECTION 5 FLOW CHARTS AND DIAGRAMS

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KDL-40EX620/40EX621/46EX620/46EX621/55EX620/55EX621 47

SECTION 5 - FLOW CHARTS AND DIAGRAMS 

5X Blink PatternTCON/HFR Error 

Is

connectionOK?

RepairConnection

No

 Yes

Check LVDS connection

between

LCD Panel (TCON) & BATV Brds

Check

TCON 12V supply

Is

12VPresent?

No

 Yes

Check TCON ON

Signal

Is3V Present?

 Yes

No

Replace

Main Board

Replace

TCON Board

ReplacePower Supply

Board

Unit Shuts OFF

RED LED

Blinking

FIGURE 5-6. 5 BLINK ERROR

SECTION 5 FLOW CHARTS AND DIAGRAMS

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KDL-40EX620/40EX621/46EX620/46EX621/55EX620/55EX621 48

SECTION 5 - FLOW CHARTS AND DIAGRAMS 

 Areall voltagePresent ?

Yes

No

IsBacklight ONBefore Shut

Down?

Yes

No

Yes

No

ReplaceLCD PanelAssembly

Check LED-ON to LD-Board

*Before Shutdown

Isvoltage

3V Before

Shutdown?

Yes

No

Is “SONY” logoDisplayed andTones Heard?

Check Dimmer  signal*Before Shutdown

Isvoltage

1V to 3V BeforeShutdown?

Check forShort

6X Blink Pattern(Backlight Error)

IsIssue

Resolved ?

Issue

Resolved

ReplaceLCD PanelAssembly

Check +109V & -70V

LED Supplies

*Before Shutdown

ReplaceMain Board

ReplacePower Supply

Board

ReplaceMain Board

Unit Shuts OFFRED LED

Blinking

Check 24V to LD-Board

*Before Shutdown

Isvoltage

24V BeforeShutdown?

No

Yes

ReplaceLD-Board

Yes

No

ReplaceTCON-Board

FIGURE 5-7. 6 BLINK ERROR

SECTION 5 FLOW CHARTS AND DIAGRAMS

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KDL-40EX620/40EX621/46EX620/46EX621/55EX620/55EX621 49

SECTION 5 - FLOW CHARTS AND DIAGRAMS 

7X Blink Pattern

Temperature Error 

Clear unit ventilation areas

and confirm adequate local

room temperature

NoDoes unit still

shutdown (7X)?

Issue

Resolved

 Yes

Does

unit Shut-Down

Immediately after

Power ON ?

 Yes

No

Unit Shuts OFF

RED LED

Blinking

Replace

Main Board

FIGURE 5-8. 7 BLINK ERROR

SECTION 5 FLOW CHARTS AND DIAGRAMS

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KDL-40EX620/40EX621/46EX620/46EX621/55EX620/55EX621 50

SECTION 5 - FLOW CHARTS AND DIAGRAMS 

NO PICTURE/NO SOUND

BATV

IC9000

X-Reality

(HDCP)

LCD Panel Assembly

TCON/HFR

(120Hz)

LCD

Panel

LED Backlight

System

CN2001

NAND FLASH

User Data

White Balance

GAMMA

User Menu (XMB) Service Mode

TCON 12V

LCD Panel

LVDS Cable

RF Input

Video 2

(Component / Composite)

Video 1 (Composite)

PC Input

HDMI IN 1(ARC)

HDMI IN 2

HDMI IN 3

IC5500HDMI

Switch

&

EQ

(EDID)

RJ45 (Ethernent)

USB 2.0

HDMI IN 4

IC1404NTSC/ATSC

Tuner IC

49

14/

42

Digital Video

Interface

Interface

USB 2.0 Interface

R

L

F4200

IC4601Output

 Amplifier 

LR Audio

CN4602

AU12V

Headphone/Analog

 Audio Output

Digital Audio

Output (Optical)

SPDIF

CN2700

J2702IC4502OPAMP

LR

 Audio

Video

 Audio

Video

 Audio

Video

 Audio

Video

 Audio

Video

 Audio

Video

 Audio

Video

 Audio

Video Audio

To HDMI 1 for

 ARC Output

From SPDIF Output

(Optical)

FIGURE 5-9. VIDEO/AUDIO DIAGRAM

SECTION 5 FLOW CHARTS AND DIAGRAMS

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KDL-40EX620/40EX621/46EX620/46EX621/55EX620/55EX621 51

SECTION 5 - FLOW CHARTS AND DIAGRAMS 

Missing or

Distorted Video

Is

Video Missing orDistorted on All

Inputs?

No

 YesNo

CanUser Menu be

Displayed?

No

Is

Video Missingor Distorted?

Missing

Distorted

Is

Single Pixels

or Complete Line

of Pixels

missing?

 Yes

No

 Yes

IsDistortion

Present in

User Menu

OSD ?

No

 Yes

Is

External Device

& connection OK?

Repair ExternalDevice

Check External Device

and Connections

Swap Devices and

connections

Skew (or Rock) the LVDS

connector from its socket

at the TCON Brd.

 AreFlashes

of colordisplayed?

 Yes

No

Check LVDS cable

for Physical Damage

Replace

LCD Panel

Replace

TCON Board

ReplaceLVDS Cable

 Yes

Sharp Horizontal

or Vertical Lines

Cable OK

Does

Distortion followpicture size

when changing

WIDE mode?

Perform WIDE Mode Test

Replace

TCON Board

No

 Yes

ReplaceMain Board

Replace

Main Board

Replace

Main Board

Replace

Main Board

Replace

Main Board

NG

FIGURE 5-10. NO VIDEO ERROR

SECTION 5 FLOW CHARTS AND DIAGRAMS

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KDL-40EX620/40EX621/46EX620/46EX621/55EX620/55EX621 52

SECTION 5 - FLOW CHARTS AND DIAGRAMS 

Is AudioPresent?

Check

HP Audio Output

No

Missing or Distorted Audio

Is Audio

Missing or Distorted

on All Inputs?

No

 Yes

 Yes

Check

Speaker Resistance at

(across Speakers)

& Connections

8 ohms

&Connections

OK?

No

Check

AU12V from Power Supply

Is 12V

Present?

 Yes

 Yes

ReplaceSpeaker(s)

No

No

 YesIs

External Device

& connection OK?

Repair External

Device

Check External Deviceand Connections

Swap Devices and

connections

Replace

Main Board

Replace

Power Supply

Board

ReplaceMain Board

Replace

Main Board

FIGURE 5-11. AUDIO ERROR

SECTION 6 - DISASSEMBLY/PART NUMBER INFORMATION

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KDL-40EX620/40EX621/46EX620/46EX621/55EX620/55EX621 53

Components not identied by a part number or

description are not stocked because they are seldom

required for routine service.

The component parts of an assembly are indicated by the

reference numbers in the far right column of the parts list

and within the dotted lines of the diagram.

* Items marked with an asterisk are not stocked since

they are seldom required for routine service. Expect

some delay when ordering these components.

NOTE: Les composants identies per un trame et

une marque !  sont critiques pour la securite.

Ne les remplacer que par une piece portant le

numero specie.

NOTE: The components identied by shading

and !  mark are critical for safety. Replace only

with part number specied.

NOTE: The components identied by a red outline and a mark contain

condential information. Specic instructions must be adhered to whenever

these components are repaired and/or replaced.

See Appendix A: Encryption Key Components in the back of this manual.

TABLE-TOP STAND ASSEMBLY REMOVAL

 A   Remove 3 screws from Table-Top Stand Assembly

  REF. NO. PART NO. DESCRIPTION [ASSEMBLY INCLUDES] REF. NO. PART NO. DESCRIPTION [ASSEMBLY INCLUDES]

(Check the Sony Authorized Servicer Portal athttp://www.sony.com/asp website for any additional service related issues.)

  1 4-267-497-01 STAND, HEAD(ML9)

  2 4-259-180-02 NECK (ML9)

  (KDL-40EX620/40EX621 ONLY)

  2 4-259-183-02 NECK (L9)

  (KDL-46EX620/46EX621 ONLY)

  2 4-259-186-02 NECK (LL9)

  (KDL-55EX620/55EX621 ONLY)

  3 4-267-560-01 STAND, BASE(ML2)

  (KDL-40EX620/40EX621 ONLY)  3 4-267-564-01 STAND, BASE(L2)

  (KDL-46EX620/46EX621 ONLY)

  3 4-267-566-01 STAND, BASE(LL2)

  (KDL-55EX620/55EX621 ONLY)

  4 4-259-541-01 USER SCREW ST

  (SCREWS TO ATTACH HEAD STAND AND BASE STAND TO NECK)

  5 2-580-608-01 SCREW, +PSW M5X16

  (SCREWS TO ATTACH TABLE-TOP STAND TO LCD TV)

  For product protection and safety reasons, Sony strongly recommends

  that you use the screws provided with the TV

  CAUTION: These screws cannot be used to secure the TV to

  the Wall Mount Brackets

  2-580-608-01 SCREW, +PSW M5X16  (SCREWS TO ATTACH TABLE-TOP STAND TO LCD TV)

  For product protection and safety reasons, Sony strongly recommends

  that you use the screws provided with the TV

  CAUTION: These screws cannot be used to secure the TV to

  the Wall Mount Brackets

B   Lift up TV set to detach from Table-Top Stand AssemblyC   Gently place the LCD TV set face down onto a soft cloth

1

2

3

5

4

4

 A

C

Soft Cloth

B

SECTION 6 - DISASSEMBLY/PART NUMBER INFORMATION 

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KDL-40EX620/40EX621/46EX620/46EX621/55EX620/55EX621 54

NOTE: Les composants identies per un trame et

une marque !  sont critiques pour la securite.

Ne les remplacer que par une piece portant le

numero specie.

NOTE: The components identied by shading

and !  mark are critical for safety. Replace only

with part number specied.

NOTE: The components identied by a red outline and a mark contain

condential information. Specic instructions must be adhered to whenever

these components are repaired and/or replaced.

See Appendix A: Encryption Key Components in the back of this manual.

REF. NO. PART NO. DESCRIPTION [ASSEMBLY INCLUDES] REF. NO. PART NO. DESCRIPTION [ASSEMBLY INCLUDES]

REAR COVER AND AC COVER REMOVAL

  CAUTION: Do not damage the Power Board Connector and Power Supply Cord when removing theRear Cover. Refer to “Appendix A - Removing the Rear Cover” on page A-1 for complete instructions.

 A   Remove screws from Rear Cover   4 from KDL-40EX620/40EX621 Only  6 from KDL-46EX620/46EX621 Only  14 from KDL-55EX620/55EX621 OnlyB   Remove screws from Rear Cover   2 from all models except KDL-55EX620/55EX621  4 from KDL-55EX620/55E621 OnlyC   Remove 1 screw and release clips from AC Cover to detach from Rear Cover   (Refer to “Removing the Power Cord from the Rear Cover” on page A-1 instructions)D   Remove 2 screws from Rear Cover E   Remove 1 screw from Terminal Area positionF   Remove screws from Rear Cover 

  7 from All Models except KDL-46EX620/46EX621  5 from KDL-46EX620/46EX621 OnlyG   Gently lift up Rear Cover form bottom side to detach from Bezel

(Check the Sony Authorized Servicer Portal athttp://www.sony.com/asp website for any additional service related issues.)

  4-256-393-01 SCREW, +PSW M3X6 W12

  7-685-648-79 SCREW +BVTP 3X12 TYPE2 IT-3

  2-580-639-01 SCREW, +BVTP 4X12 TYPE2 IT-3

  4-257-907-01 JOINT, STAND

  4-268-126-02 SCREW, ORNAMENTAL M6X12

  7-685-646-79 SCREW +BVTP 3X8 TYPE2 IT-3

  51 4-275-420-02 REAR COVER(40)

  (KDL-40EX620/40EX621 ONLY)

  51 4-275-413-02 REAR COVER(46)

  (KDL-46EX620/46EX621 ONLY)

  51 4-268-007-02 REAR COVER (55 CAS) A

  (KDL-55EX620/55EX621 ONLY)

  52 4-265-028-01 LABEL(BAT-V REAR) (TERMINAL LABEL)

  (KDL-55EX620/55EX621 ONLY)

  (ORDER THIS PART WHEN REPLACING THE REAR COVER)  53 4-266-269-01 COVER, AC(M)

51

53

52

 A

C

B

D

F

G

E

FROM ALL

MODELS

EXCEPT

KDL-55EX620/

55EX621

(KDL-55EX620/

55EX621 ONLY)

SECTION 6 - DISASSEMBLY/PART NUMBER INFORMATION 

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KDL-40EX620/40EX621/46EX620/46EX621/55EX620/55EX621 55

NOTE: Les composants identies per un trame et

une marque !  sont critiques pour la securite.

Ne les remplacer que par une piece portant le

numero specie.

NOTE: The components identied by shading

and !  mark are critical for safety. Replace only

with part number specied.

NOTE: The components identied by a red outline and a mark contain

condential information. Specic instructions must be adhered to whenever

these components are repaired and/or replaced.

See Appendix A: Encryption Key Components in the back of this manual.

(Check the Sony Authorized Servicer Portal athttp://www.sony.com/asp website for any additional service related issues.)

SWITCH UNIT AND SPEAKERS REMOVAL

 A   Lift up Switch Unit and disconnect 1 connector to detach from BezelB   Lift up AC Power Cord and disconnect 1 connector to detach from LCD PanelD   Remove 1 screw from right side Speaker (KDL-46EX620/46EX621 Only)D   Slide-out right side Speaker to detach from BezelE   Remove 1 screw from left side Speaker (KDL-46EX620/46EX621 Only)F   Slide-out left side Speaker to detach from Bezel

  101 1-489-582-11 SWITCH UNIT

  102 1-858-594-12 LOUDSPEAKER (3X15CM)

  REF. NO. PART NO. DESCRIPTION [ASSEMBLY INCLUDES] REF. NO. PART NO. DESCRIPTION [ASSEMBLY INCLUDES]

!   103 1-838-797-11 POWER-SUPPLY CORD (WITH CONN.)

  4-167-964-01 SCREW, +PWTP2 4X16

101102

103

102

 AD

B

C

F

E

SECTION 6 - DISASSEMBLY/PART NUMBER INFORMATION 

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KDL-40EX620/40EX621/46EX620/46EX621/55EX620/55EX621 56

NOTE: Les composants identies per un trame et

une marque !  sont critiques pour la securite.

Ne les remplacer que par une piece portant le

numero specie.

NOTE: The components identied by shading

and !  mark are critical for safety. Replace only

with part number specied.

NOTE: The components identied by a red outline and a mark contain

condential information. Specic instructions must be adhered to whenever

these components are repaired and/or replaced.

See Appendix A: Encryption Key Components in the back of this manual.

REF. NO. PART NO. DESCRIPTION [ASSEMBLY INCLUDES] REF. NO. PART NO. DESCRIPTION [ASSEMBLY INCLUDES]

(Check the Sony Authorized Servicer Portal athttp://www.sony.com/asp website for any additional service related issues.)

LD BOARD, HLR2 BOARD AND HMS3 BOARD REMOVAL

 A   Remove screws and lift-up LD Shield to detach from LCD Panel  4 from 40EX620/40EX621 Only  2 from All Models except KDL-40EX620/40EX621B   Disconnect 2 connectors and lift-up LD Board to detach from LCD PanelC   Release clips and disconnect 1 connector to detach HLR2 Board from LED GuideD   Remove 1 screw from HMS3 BoardE   Release clips and disconnect 1 connector to detach HMS3 Board from LED GuideF   Lift up Frenel Lens to detach from HMS3 Board

  2-990-421-41 SCREW (+PSW) (M3X6)

  7-685-646-79 SCREW +BVTP 3X8 TYPE2 IT-3

  151 A-1796-818-A LD BOARD, MOUNTED

  (KDL-40EX620/40EX621 ONLY)

  151 A-1804-042-A LD BOARD, MOUNTED

  (ALL MODELS EXCEPT KDL-40EX620/40EX621)

  152 A-1792-877-A HLR2 BOARD, MOUNTED

  153 A-1806-495-A HMS3 BOARD, MOUNTED

* 154 1-856-184-11 FRENEL LENS

152

153

154

151

B

C

E

F

 A

D

SECTION 6 - DISASSEMBLY/PART NUMBER INFORMATION 

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KDL-40EX620/40EX621/46EX620/46EX621/55EX620/55EX621 57

NOTE: Les composants identies per un trame et

une marque !  sont critiques pour la securite.

Ne les remplacer que par une piece portant le

numero specie.

NOTE: The components identied by shading

and !  mark are critical for safety. Replace only

with part number specied.

NOTE: The components identied by a red outline and a mark contain

condential information. Specic instructions must be adhered to whenever

these components are repaired and/or replaced.

See Appendix A: Encryption Key Components in the back of this manual.

REF. NO. PART NO. DESCRIPTION [ASSEMBLY INCLUDES] REF. NO. PART NO. DESCRIPTION [ASSEMBLY INCLUDES]

(Check the Sony Authorized Servicer Portal athttp://www.sony.com/asp website for any additional servi ce related issues.)

G4/G5/G6/G8 (POWER SUPPLY) BOARD AND

BATV (MAIN) BOARD REMOVAL

NOTES:  To disconnect the LVDS Connector, refer to “Handling the LVDS FFC Connector” on page 3 

instructions.  The Insulation Sheet (G10), Insulation Sheet (G4), Insulation Sheet (G7), and Side Jack Label

(Label BAT-V Mold Side) are not included with the LCD Panel and must be replaced when replacingthe LCD Panel.

KDL-40EX620/40EX621/46EX620/46EX621 ONLY A   Remove 5 screws and disconnect 3 connectors from G4/G5 BoardB   Remove 5 screws from BATV BoardC   Disconnect 5 connectors from BATV Board

(Refer to “Handling the LVDS FFC Connector” on page 3 instructions)D   Release 2 clips to detach Side Jack Bracket from BATV Board

  204 1-474-300-11 G4 BOARD, COMPLETE

  (KDL-40EX620/40EX621 ONLY)

  204 NA G5 BOARD, COMPLETE

  (KDL-46EX620/46EX621 ONLY)

  FOR ALL POWER SUPPLY BOARD PART NUMBER INFORMATION

  REFER TO THE LCD PANELS SERVICE MANUAL.

  205 4-268-443-01 SHEET, INSULATION (G4)

  2-990-421-41 SCREW (+PSW) (M3X6)

  201 4-256-435-11 LABEL (BAT-V MOLD SIDE) (SIDE JACK LABEL)

  (ORDER THIS PART WHEN REPLACING THE LCD PANEL.)

  202 4-265-828-01 BRACKET SIDE (BAT-V MOLD)

  203 A-1814-572-B BATV BOARD, COMPLETE

  AFTER REPLACING THE MAIN BOARD OR THE LCD PANEL, YOU

MUST UPDATE THE SOFTWARE TO THE LATEST VERSION.

 AB

D

C

204

205

203

202

201

SECTION 6 - DISASSEMBLY/PART NUMBER INFORMATION 

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KDL-40EX620/40EX621/46EX620/46EX621/55EX620/55EX621 58

NOTE: Les composants identies per un trame et

une marque !  sont critiques pour la securite.

Ne les remplacer que par une piece portant le

numero specie.

NOTE: The components identied by shading

and !  mark are critical for safety. Replace only

with part number specied.

NOTE: The components identied by a red outline and a mark contain

condential information. Specic instructions must be adhered to whenever

these components are repaired and/or replaced.

See Appendix A: Encryption Key Components in the back of this manual.

(Check the Sony Authorized Servicer Portal athttp://www.sony.com/asp website for any additional service related issues.)

  REF. NO. PART NO. DESCRIPTION [ASSEMBLY INCLUDES] REF. NO. PART NO. DESCRIPTION [ASSEMBLY INCLUDES]

  251 1-474-302-11 G8 BOARD, COMPLETE

  252 4-268-445-01 SHEET, INSULATION (G7)

  (ORDER THIS PART WHEN REPLACING THE LCD PANEL.)

  253 4-256-437-01 LABEL (BAT-V METAL SIDE) (SIDE JACK LABEL)

  (ORDER THIS PART WHEN REPLACING THE LCD PANEL.)

  254 4-265-8 34-01 BRACKET SIDE (BAT-V METAL)

  255 A-1814-572-B BATV BOARD, COMPLETE

  AFTER REPLACING THE MAIN BOARD OR THE LCD PANEL, YOU

MUST UPDATE THE SOFTWARE TO THE LATEST VERSION.

256 1-474-303-11 G6 BOARD, COMPLETE

  257 4-268-443-01 SHEET, INSULATION (G4)

  (ORDER THIS PART WHEN REPLACING THE LCD PANEL.)

  2-990-421-41 SCREW (+PSW) (M3X6)

KDL-55EX620/55EX621 ONLY A   Remove 2 screws and disconnect 4 connectors from G8 BoardB   Remove 4 screws and disconnect 5 connectors from G6 BoardC   Remove 5 screws from BATV BoardD   Disconnect 5 connectors from BATV Board

(Refer to “Handling the LVDS FFC Connector” on page 3 instructions)E   Release 2 clips to detach Side Jack Bracket from BATV Board

256

257

255

254

253

251

252

BC

E

D

 A

SECTION 6 - DISASSEMBLY/PART NUMBER INFORMATION 

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KDL-40EX620/40EX621/46EX620/46EX621/55EX620/55EX621 59

NOTE: Les composants identies per un trame et

une marque !  sont critiques pour la securite.

Ne les remplacer que par une piece portant le

numero specie.

NOTE: The components identied by shading

and !  mark are critical for safety. Replace only

with part number specied.

NOTE: The components identied by a red outline and a mark contain

condential information. Specic instructions must be adhered to whenever

these components are repaired and/or replaced.

See Appendix A: Encryption Key Components in the back of this manual.

PANEL BRACKETS AND LCD PANEL REMOVAL

NOTES:  The LD Board is NOT included with the replacement LCD Panel.

Remove the LCD Board from the original LCD panel to use on the replacement LCD Panel.  To remove the LCD Panel from the Bezel, refer to “Appendix C - Replacing the LCD Panel” on page C-1. 

instructions.

 A   Remove 3 screws from Top Horizontal Panel Brackets(KDL-55EX620/55EX621 Only)

B   Lift up Top Horizontal Panel Brackets to detach from Bezel  2 from All Models except KDL-55EX620/55EX621  7 from KDL-55EX620/55EX621 OnlyC   Remove 2 screws from Side Vertical Panel Brackets

(KDL-55EX620/55EX621 Only)D   Lift up Side Vertical Panel Brackets to detach from Bezel  4 from KDL-40EX620/40EX621 Only  6 from KDL-46EX620/46EX621 Only  8 from KDL-55EX620/55EX621 OnlyE   Gently lift-up LCD Panel to detach from Bezel

(Check the Sony Authorized Servicer Portal athttp://www.sony.com/asp website for any additional service related issues.)

304

305

305

301

302

303

 A

B

CE

D

  REF. NO. PART NO. DESCRIPTION [ASSEMBLY INCLUDES] REF. NO. PART NO. DESCRIPTION [ASSEMBLY INCLUDES]

CLEANING THE LCD PANEL

CAUTION: When cleaning the TV, be sure to unplug the power cord to avoid any chance of electric shock.

  Clean the cabinet of the TV with a dry soft cloth.

  Wipe the LCD screen gently with a soft cloth.

  Stubborn stains may be removed with a cloth slightly moistened with a solution of mild soap and warm water.

  If using a chemically pretreated cloth, please follow the instruction provided on the package.

  Never use strong solvents such as a thinner, alcohol or benzine for cleaning.

Periodic vacuuming of the ventilation openings is recommended to ensure to proper ventilation.

  301 4-275-901-11 BEZEL(40 CAS NON EM)

  (KDL-40EX620 ONLY)

  301 4-275-901-01 BEZEL(40 CAS NON EM)

  (KDL-40EX621 ONLY)

  301 4-275-900-11 BEZEL(46 CAS NON EM)

  (KDL-46EX620 ONLY)

  301 4-275-900-01 BEZEL(46 CAS NON EM)

  (KDL-46EX621 ONLY)

  301 4-275-899-11 BEZEL(55 CAS NON EM)

  (KDL-55EX620 ONLY)

  301 4-275-899-01 BEZEL(55 CAS NON EM)

  (KDL-55EX621 ONLY)

  302 NA LCD PANEL

  NOTE: THE LD BOARD IS NOT INCLUDED WITH THE REPLACEMENT

LCD PANEL.

FOR ALL LCD PANEL AND TCON BOARD PART NUMBER

INFORMATION REFER TO THE LCD PANELS SERVICE MANUAL

  303 4-266-012-01 BRACKET, PANEL (C)

  (ALL MODELS EXCEPT KDL-55EX620/55EX621)

  304 4-266-016-01 BRACKET, PANEL (H)

  (ALL MODELS EXCEPT KDL-55EX620/55EX621)

  305 4-266-019-01 BRACKET, PANEL (M)

  (KDL-55EX620/55EX621 ONLY)

  4-256-393-01 SCREW, +PSW M3X6 W12

SECTION 6 - DISASSEMBLY/PART NUMBER INFORMATION 

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KDL-40EX620/40EX621/46EX620/46EX621/55EX620/55EX621 60

NOTE: Les composants identies per un trame et

une marque !  sont critiques pour la securite.

Ne les remplacer que par une piece portant le

numero specie.

NOTE: The components identied by shading

and !  mark are critical for safety. Replace only

with part number specied.

NOTE: The components identied by a red outline and a mark contain

condential information. Specic instructions must be adhered to whenever

these components are repaired and/or replaced.

See Appendix A: Encryption Key Components in the back of this manual.

P/N DESCRIPTION REMARKS TOTAL

2-580-608-01 SCREW, +PSW M5X16 TABLE-TOP STAND(3) 3

4-256-393-01 SCREW, +PSW M3X6 W12 RC(4), AC COVER(1) 5

7-685-648-79 SCREW, +BVTP 3X12 TYPE2 IT-3 TERMINAL AREA(1) 1

2-580-639-01 SCREW, +BVTP 4X12 TYPE2 IT-3 RC(7) 7

4-257-907-01 JOINT, STAND RC(2) 2

4-268-126-02 SCREW, ORNAMENTAL M6X12 RC(2) 2

2-990-421-41 SCREW, (+PSW) (M3X6) BATV(5), G4B(5), LD(4) 14

4-167-964-01 SCREW, +PWTP2 4X16 NOT IN THIS MODEL 0 7-685-646-79 SCREW, +BVTP 3X8 TYPE2 IT-3 HMS3(1) 1

4-259-541-01 USER SCREW ST HEAD STAND to NECK(1), NECK to BASE STAND(2) 3

P/N DESCRIPTION REMARKS TOTAL

2-580-608-01 SCREW, +PSW M5X16 TABLE-TOP STAND(3) 3

4-256-393-01 SCREW, +PSW M3X6 W12 RC(6), AC COVER(1) 7

7-685-648-79 SCREW, +BVTP 3X12 TYPE2 IT-3 TERMINAL AREA(1) 1

2-580-639-01 SCREW, +BVTP 4X12 TYPE2 IT-3 RC(5) 5

4-257-907-01 JOINT, STAND RC(2) 2

4-268-126-02 SCREW, ORNAMENTAL M6X12 RC(2) 2

2-990-421-41 SCREW, (+PSW) (M3X6) BATV(5), G5D(5), LD(2) 12

4-167-964-01 SCREW, +PWTP2 4X16 SPKR-L(1), SPKR-R(1) 2

7-685-646-79 SCREW, +BVTP 3X8 TYPE2 IT-3 HMS3(1) 1

4-259-541-01 USER SCREW ST HEAD STAND to NECK(1), NECK to BASE STAND(3) 4

P/N DESCRIPTION REMARKS TOTAL

2-580-608-01 SCREW, +PSW M5X16 TABLE-TOP STAND(3) 3

4-256-393-01 SCREW, +PSW M3X6 W12 RC(14), AC COVER(1), PNL BRKT(5) 20

7-685-648-79 SCREW, +BVTP 3X12 TYPE2 IT-3 NOT IN THIS MODEL 0

2-580-639-01 SCREW, +BVTP 4X12 TYPE2 IT-3 RC(7) 7

4-257-907-01 JOINT, STAND RC(2) 2

4-268-126-02 SCREW, ORNAMENTAL M6X12 RC(4) 4

2-990-421-41 SCREW, (+PSW) (M3X6) BATV(5), G6A(4), G8A(2), LD(2) 13

4-167-964-01 SCREW, +PWTP2 4X16 NOT IN THIS MODEL 0

7-685-646-79 SCREW, +BVTP 3X8 TYPE2 IT-3 TERMINAL AREA(1), HMS3(1) 2

4-259-541-01 USER SCREW ST HEAD STAND to NECK(1), NECK to BASE STAND(3) 4

KDL-40EX620/40EX621

KDL-46EX620/46EX621

KDL-55EX620/55EX621

SCREWS 

(Check the Sony Authorized Servicer Portal athttp://www.sony.com/asp website for any additional service related issues.)

SECTION 6 - DISASSEMBLY/PART NUMBER INFORMATION 

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KDL-40EX620/40EX621/46EX620/46EX621/55EX620/55EX621 61

NOTE: Les composants identies per un trame et

une marque !  sont critiques pour la securite.

Ne les remplacer que par une piece portant le

numero specie.

NOTE: The components identied by shading

and !  mark are critical for safety. Replace only

with part number specied.

NOTE: The components identied by a red outline and a mark contain

condential information. Specic instructions must be adhered to whenever

these components are repaired and/or replaced.

See Appendix A: Encryption Key Components in the back of this manual.

REF. NO. PART NO. DESCRIPTION [ASSEMBLY INCLUDES] REF. NO. P ART NO. DESCRIPTION [ASSEMBLY INCLUDES] REF. NO. P ART NO. DESCRIPTION [ASSEMBLY INCLUDES]

* 351 1-910-801-12 CONNECTOR ASSEMBLY 28P

* 352 1-838-865-11 (LVDS) FLEXIBLE FLAT CABLE N4 40S

* 353 1-910-801-10 CONNECTOR ASSEMBLY 14P

* 354 1-910-801-41 (LVDS) FLEXIBLE FLAT CABLE 56 PIN

* 355 1-910-801-61 HARNESS ASSEMBLY

* 401 1-910-801-22 CONNECTOR ASSEMBLY 28P

* 402 1-838-864-11 (LVDS) FLEXIBLE FLAT CABLE N4 46S

* 403 1-910-801-19 CONNECTOR ASSEMBLY 14P

* 404 1-910-801-42 (LVDS) FLEXIBLE FLAT CABLE 56 PIN

* 405 1-910-801-72 HARNESS ASSEMBLY

* 451 1-838-919-11 CONNECTOR ASSEMBLY 2P

* 452 1-838-920-11 CONNECTOR ASSEMBLY 2P

* 453 1-910-801-45 CONNECTOR ASSEMBLY 7P

* 454 1-910-801-30 CONNECTOR ASSEMBLY 14P

* 455 1-910-801-33 CONNECTOR ASSEMBLY 28P

* 456 1-838-863-11 (LVDS) FLEXIBLE FLAT CABLE N4 55S

* 457 1-910-801-43 (LVDS) FLEXIBLE FLAT CABLE 56 PIN

* 458 1-910-801-80 HARNESS ASSEMBLY

CONNECTORS 

KDL-46EX620/46EX621 ONLY KDL-55EX620/55EX621 ONLY

(Check the Sony Authorized Servicer Portal athttp://www.sony.com/asp website for any additional service related issues.)

353

351

352

354

355

401

403

402

404405

455

456

457 458

454

452

453

451

KDL-40EX620/40EX621 ONLY

SECTION 6 - DISASSEMBLY/PART NUMBER INFORMATION

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KDL-40EX620/40EX621/46EX620/46EX621/55EX620/55EX621 62

SECTION 6 DISASSEMBLY/PART NUMBER INFORMATION 

 ACCESSORIES AND PACKAGING 

  3-299-071-05 FLYER, SAFETY (ENGLISH VERSION)

  4-273-074-11 FLYER, SAFETY (ENGLISH/FRENCH/SPANISH VERSION)

  4-275-462-11 MANUAL, INSTRUCTION (ENGLISH VERSION)

  4-275-462-21 MANUAL, INSTRUCTION (FRENCH VERSION)

* 4-270-904-11 SUPPLEMENT(STAND INSTALLATION)

MISCELLANEOUS   X-2560-379-1 BAG, SCREW ASSEMBLY (L)

  (ALL MODELS EXCEPT KDL-40EX620/40EX621)

  X-2549-819-1 BAG, SCREW ASSEMBLY (M)

  (KDL-40EX620/40EX621 ONLY)

  4-262-708-01 CLAMPER, CABLE

  4-281-014-01 DOUBLE SIDED TAPE (PANEL 10)

  (KDL-55EX620/55EX621 ONLY)

  (ORDER THIS PART WHEN REPLACING THE LCD PANEL)

  4-272-200-01 DOUBLE SIDED TAPE (PANEL)

  (ALL MODELS EXCEPT KDL-55EX620/55EX621)

(ORDER THIS PART WHEN REPLACING THE LCD PANEL)

  4-188-302-11 HEX WRENCH

  4-291-832-11 LABEL, ENERGY GUIDE

  (KDL-40EX620/40EX621 US ONLY)

  4-291-832-31 LABEL, ENERGY GUIDE

  (KDL-46EX620/46EX621 US ONLY)

  4-291-832-51 LABEL, ENERGY GUIDE  (KDL-55EX620/55EX621 US ONLY)

  4-100-136-01 SHEET (CORE), C

  4-256-454-02 SPACER (G A)

  (KDL-55EX620/55EX621 ONLY)

  4-279-121-11 SPACER (GA) +C

  (ALL MODELS EXCEPT KDL-55EX620/55EX621)

  4-256-443-01 SHEET, RADIATION (BAT-L/V)

  7-600-031-96 TAPE (3M 1350FW-1)15MMX66M WHT

  (ALL MODELS EXCEPT KDL-55EX620/55EX621)

  7-632-452-24 TAPE (NO.303) 18MMX35M YEL

OPTIONAL ACCESSORIES 

  X-2580-498-1 SUPPORT BELT KIT  1-838-940-11 USB CABLE

  SU-WL500 WALL MOUNTING BRACKET

REMOTE COMMANDER 

  1-489-484-11 REMOTE COMMANDER (RM-YD063)

SECTION 6 - DISASSEMBLY/PART NUMBER INFORMATION

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KDL-40EX620/40EX621/46EX620/46EX621/55EX620/55EX621 63

SECTION 6 DISASSEMBLY/PART NUMBER INFORMATION 

WIRE DRESSING 

KDL-55EX620/55EX621 ONLY

FIGURE 6-3. KDL-55EX620/55EX621 OVERALL WIRE DRESSING

KDL-40EX620/40EX621 ONLY

FIGURE 6-1. KDL-40EX620/40EX621 OVERALL WIRE DRESSING

KDL-46EX620/46EX621 ONLY

FIGURE 6-2. KDL-46EX620/46EX621 OVERALL WIRE DRESSING

SECTION 7 - SERVICE ADJUSTMENTS

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KDL-40EX620/40EX621/46EX620/46EX621/55EX620/55EX621 64

SECTION 7 SERVICE ADJUSTMENTS

OVERVIEW 

 As mentioned in “Section 2 - Software Requirements” on page17, the models in this manual utilize a “generic” type Main Board,

therefore certain service adjustments settings must be changed orconrmed when either the Main Board, LCD Panel, or TCON Board

are replaced.

UPDATING THE SOFTWARE 

 After replacing the Main Board, LCD Panel, or TCON Board, youMUST UPDATE the SOFTWARE to the latest version. Instructionsfor updating the software are included with the software packageon the Sony Authorized Servicer Portal at http://www.sony.com/asp 

web site.

 ACCESSING SERVICE ADJUSTMENT

MODE 

1. TV must be in standby mode. (Power off).2. Access Service Mode by pressing the following buttonson the Remote Commander within a second of eachother:

DISPLAY   Channel 5   Volume +   POWER

DISPLAY

RM-YD063

5

VOLUME+

 POWER

SECTION 7 - SERVICE ADJUSTMENTS

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KDL-40EX620/40EX621/46EX620/46EX621/55EX620/55EX621 65

SECTION 7 SERVICE ADJUSTMENTS 

3. The DIGITAL Service Menu displays.  NOTE: There are 3 Service Menus for this model,

DIGITAL, CHASSIS, and VPC. If the DIGITAL ServiceMenu is not displayed, press JUMP  or OPTIONS  on the

Remote Commander.DI GIT AL S ERVI CE

001 OP000 VERS ---

<MAIN> <EXT>DM1.301W00AA RF:01.05WF1.003W00AA WF:2.0.0.99DF1.001W00AA WF:0BYM1.010W00AA CAN:X.XXXDB2.105W00AA FDlXXXX(DM1.301W00A)DD1.016W00AAWP0.521W00AA <PEM>MID:3D65E91F PM1.012W00LUPID:021C0000 PB1.000W00LUPNL:LTU400HF0301

POP:X.XXX

PL1.011J46LUXPD1.011J46LUX

Figure 7-1. Sample Digital Service Menu

press

or

JUMP

OPTIONS

CHASSIS SERVICE

000000

WYVERNS2_NOISE_TH 32

Figure 7-2. Sample Chassis Service Menu

VIEWING OR CHANGING SERVICE DATA

Within each Service Menu are Categories and data information.

CHASSIS SERVICE

000

000WYVERN

S2_NOISE_TH 32

Data ValueItem Name

Category Number Item Number 

Category Name

Figure 7-3. Service Data Defnitions

Use the buttons on the Remote Commander to review or change theservice data.

4. To change the Category, press 2  to move to thenext Category or press 5  to go back to the PreviousCategory.

  Note: Pressing 2  or 5  only changes the Categorieswithin the Service Menu displayed.

5. To change the adjustment item, press 1  to move tothe Next Item or 4  to go back to the Previous Item.

6. To change the Data Value, press 3  to increase theData Value or 6  to decrease the Data Value.

7. Press MUTING  then press 0  to WRITE (Save) thechanges.

8. To exit service mode, press HOME  or turn the TVpower off.

SECTION 7 - SERVICE ADJUSTMENTS

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KDL-40EX620/40EX621/46EX620/46EX621/55EX620/55EX621 66

SECTION 7 SERVICE ADJUSTMENTS 

UPDATING SERVICE ADJUSTMENT DATA

WHEN REPLACING THE MAIN BOARD

The following procedures must be performed after replacing the

Main Board and updating the software to ensure that the serviceadjustment data is accurate.

If the following adjustments are not completed, some of the featuresfor the television will not be available.

● Select the Segment Code

 ● Select the Destination

 ● Select the Model Name

 ● Select the BU Trans

 ●  Add the Serial Number 

 ● Conrm Model ID and Product ID

SELECTING THE SEGMENT CODE

Before proceeding, update the software to the latest version. Afterupdating the software, go into Service Mode to select the correctSegment Code data value.

1. TV must be in standby mode. (Power off).2. Access Service Mode by pressing the following buttons

on the Remote Commander within a second of eachother:DISPLAY   Channel 5   Volume +   POWER

DI GI TA L S ERVI CE

001 OP000 VERS ---

<MAIN> <EXT>DM1.301W00AA RF:01.05WF1.003W00AA WF:2.0.0.99DF1.001W00AA WF:0BYM1.010W00AA CAN:X.XXXDB2.105W00AA FDlXXXX(DM1.301W00A)DD1.016W00AAWP0.521W00AA <PEM>MID:3D65E91F PM1.012W00LUPID:021C0000 PB1.000W00LUPNL:LTU400HF0301

POP:X.XXX

PL1.011J46LUXPD1.011J46LUX

3. Press 2  to move to the 002 MODEL category.

DIGITAL SERVICE

002 MODEL

000 SEG N7

SECTION 7 - SERVICE ADJUSTMENTS

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KDL-40EX620/40EX621/46EX620/46EX621/55EX620/55EX621 67

SECTION 7 SERVICE ADJUSTMENTS 

4. Using the table, press 3  to increase the data value or6  to decrease the data value, to select the correct

segment code data value.

Model Name Code Name  Segment 

Code

  Region

KDL‐40EX620 3a‐2_No_3D N7 CND

KDL‐40EX620 3a‐2_No_3D N7 US

KDL‐40EX621 3a‐2_No_3D N7 CND

KDL‐40EX621 3a‐2_No_3D N7 US

KDL‐46EX620 3a‐2_No_3D N7 CND

KDL‐46EX620 3a‐2_No_3D N7 US

KDL‐46EX621 3a‐2_No_3D N7 CND

KDL‐46EX621 3a‐2_No_3D N7 US

KDL‐55EX620 3a‐2_No_3D N7 CND

KDL‐

55EX620 3a‐

2_No_3D N7 US

KDL‐55EX621 3a‐2_No_3D N7 CND

KDL‐55EX621 3a‐2_No_3D N7 US

5. Press MUTING  then press 0  to WRITE (Save) thechanges.

DIGITAL SERVICE

002 MODEL

000 SEG N7

WRITE

  When complete, the screen briey indicates the

process is “Done”.

DIGITAL SERVICE

002 MODEL

000 SEG N7

DONE

6. Exit service mode by pressing HOME  and then turn theTV power off.

7. Cycle AC Power.(Unplug and Plug AC Cord from the AC Outlet).

8. Wait a minute while lights ash, and initial setup screen

shows.9. Proceed to “Selecting the Destination”.

SELECTING THE DESTINATION

The correct destination needs to be selected after replacing the MainBoard.

CAUTION: Selecting the incorrect destination may require replacingthe Main Board.

Verify before proceeding to the next step:

 ; Selected the Segment Code

SECTION 7 - SERVICE ADJUSTMENTS 

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KDL-40EX620/40EX621/46EX620/46EX621/55EX620/55EX621 68

1. TV must be in standby mode. (Power off).2. Access Service Mode by pressing the following buttons

on the Remote Commander within a second of eachother:

DISPLAY   Channel 5   Volume +   POWER

DI GIT AL S ERVI CE

001 OP000 VERS ---

<MAIN> <EXT>DM1.301W00AA RF:01.05WF1.003W00AA WF:2.0.0.99DF1.001W00AA WF:0BYM1.010W00AA CAN:X.XXXDB2.105W00AA FDlXXXX(DM1.301W00A)DD1.016W00AAWP0.521W00AA <PEM>MID:3D65E91F PM1.012W00LUPID:021C0000 PB1.000W00LUPNL:LTU400HF0301

POP:X.XXX

PL1.011J46LUXPD1.011J46LUX

3. Press 2  to move to the 002 MODEL category.4. Press 1  to move to the 001 DEST item.

DIGITAL SERVICE

002 MODEL

001 DEST U/C

5. Using the table, press 3  to increase the data value or6  to decrease the data value, to select the correct

destination of the TV

KDL-40EX620 CND U/C

KDL-40EX621 US U/C

KDL-46EX620 CND U/C

KDL-46EX621 US U/C

KDL-55EX620 CND U/C

KDL-55EX621 US U/C

DESTINATION DATA VALUEMODEL

  CAUTION: Verify the DESTINATION is set correctlybefore proceeding to the next step. If anotherdestination Data Value is selected, it may possiblycorrupt the software which would require a Main Boardreplacement.

6. Press MUTING  then press 0  to WRITE (Save) thechanges.

DIGITAL SERVICE

002 MODEL

001 DEST U/C

WRITE

SECTION 7 - SERVICE ADJUSTMENTS 

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KDL-40EX620/40EX621/46EX620/46EX621/55EX620/55EX621 69

  When complete, the screen briey indicates the

process is “Done”.

DIGITAL SERVICE

002 MODEL

001 DEST U/C

DONE

7. Proceed to “Selecting the Model Name”.

SELECTING THE MODEL NAME

The correct model name needs to be selected after updating thesoftware.

Verify before proceeding to the next step:

 ; Selected the Segment Code

 ; Selected the Destination

8. Press 1  to move to the 002 MODEL item.

DIGITAL SERVICE

002 MODEL

002 MODELNAME KDL-40EX620

9. If the correct model does not display, press 3  until themodel displayed matches the model of the TV.

10. Press MUTING  then press 0  to WRITE (Save) thechanges.

DIGITAL SERVICE

002 MODEL

002 MODELNAME KDL-40EX620

WRITE

  When complete, the screen briey indicates the

process is “Done”.

DIGITAL SERVICE

002 MODEL

002 MODELNAME KDL-40EX620

DONE

11. Proceed to “Selecting the BU Trans”.

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SELECTING THE BU TRANS

This procedure is to copy the White Balance adjustment data fromthe TCON Board to the Main Board. The BU Trans service item isunder the VPC service menu.

Verify before proceeding to the next step:

 ; Selected the Segment Code

 ; Selected the Destination

 ; Selected the Model Name

12. Press JUMP  or OPTIONS  on the Remote Commanderuntil the VPC menu displays.

VPC SERVICE

000

000

DATA_COPY

BU_TRANS 0

13. To change the data value of the BU_Trans, press 3  toincrease the data value to 1.

VPC SERVICE000

000

DATA_COPY

BU_TRANS 1

  NOTE: If the message displays “DATA TRANSFER NG”the transfer is not complete. If that occurs, repeat step13 .

VPC SERVICE000

000

DATA_COPY

BU_TRANS 2

DATA TRANSFER NG

  If successful, the data value changes to 3.

VPC SERVICE

000000

DATA_COPYBU_TRANS 3

DATA TRANSFER SUCCESS

14. Verify the Data Transfer Success message displays.15. Proceed to “Adding the Serial Number.”

SECTION 7 - SERVICE ADJUSTMENTS 

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ADDING THE SERIAL NUMBER

The replacement board does not contain a serial number. Use thefollowing instructions to add the customer’s serial number.

CAUTION: The serial number can only be entered once. Pleasemake sure to enter the correct serial number for the customer’s TV.

Verify before proceeding to the next step:

 ; Selected the Segment Code

 ; Selected the Destination

 ; Selected the Model Name

 ; Selected the BU Trans

16. Locate the serial number for the TV on the side of theRear Cover of the TV.

MODEL NO

KDL-40EX620

SERIAL NO

3001318

17. Press JUMP  or OPTIONS  on the Remote Commanderuntil the DIGITAL menu displays.

DI GI TA L S ERVI CE

001 OP000 VERS ---

<MAIN> <EXT>DM1.301W00AA RF:01.05WF1.003W00AA WF:2.0.0.99DF1.001W00AA WF:0BYM1.010W00AA CAN:X.XXXDB2.105W00AA FDlXXXX(DM1.301W00A)DD1.016W00AAWP0.521W00AA <PEM>MID:3D65E91F PM1.012W00LUPID:021C0000 PB1.000W00LUPNL:LTU400HF0301

POP:X.XXX

PL1.011J46LUXPD1.011J46LUX

18. Press 2  to move to the 002 MODEL category.

DIGITAL SERVICE

002 MODEL

000 SEG N7

SECTION 7 - SERVICE ADJUSTMENTS 

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19. Press 1  until the 003 SERIAL item displays.

DIGITAL SERVICE

002 MODEL

003 SERIAL ---

20. Press 0  to display the Serial Number Edit option.

DIGITAL (MODEL) SERVICE

SerialNumberEdit

*1 SerialNumber

21. Press the select button to display the SerialNumber input screen.

DIGITAL (MODEL) SERVICE

SerialNumberEdit

*1 SerialNumber

Please input serial number

(0000000-9999999)

----------------

  CAUTION: The serial number can only be enteredonce. Please make sure to enter the correct serialnumber for the customer’s TV.

22. Using the remote commander, enter the serial number

of the TV.  NOTE: If the incorrect serial number is entered, press

to go back to the Serial Number input screenand re-enter the correct serial number.

23. Press the select button to WRITE (Save) the serialnumber to the replacement Main Board.

DIGITAL (MODEL) SERVICE

SerialNumberEdit

*1 SerialNumber

Please input serial number

(0000000-9999999)

3001318 WRITE

  When complete, the screen indicates the process is“Done”, then the serial number displays.

DIGITAL (MODEL) SERVICESerialNumberEdit

*1 SerialNumber

3001318 DONE

24. Proceed to “Conrming the Model ID and Product ID.”

SECTION 7 - SERVICE ADJUSTMENTS 

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CONFIRMING THE MODEL ID AND PRODUCT ID

 After completing all of the service adjustment changes, verify thatthe correct Model ID and Product ID displays in the Service menu.

Verify before proceeding to the next step:

 ; Selected the Segment Code

 ; Selected the Destination

 ; Selected the Model Name

 ; Selected the BU Trans

 ; Added the Serial Number 

25. Press 4  to move to the 001 OP category.

DI GIT AL S ERVI CE

001 OP000 VERS ---

<MAIN> <EXT>DM1.301W00AA RF:01.05WF1.003W00AA WF:2.0.0.99DF1.001W00AA WF:0BYM1.010W00AA CAN:X.XXXDB2.105W00AA FDlXXXX(DM1.301W00A)DD1.016W00AAWP0.521W00AA <PEM>

MID:3D65E91F PM1.012W00LUPID:021C0000 PB1.000W00LUPNL:LTU400HF0301

POP:X.XXX

PL1.011J46LUXPD1.011J46LUX

26. Using the information provided in the Segment Codetable below, verify the Model ID and Product ID arecorrect.

Model Name Destination LCD Panel Code Model-ID Product-ID

KDL-40EX620 US/CND LTU400HF0301 3D65E91F 021C0000KDL-40EX620 US/CND T400HW04 V1 3D65E920 021C0000KDL-40EX620 US/CND LTY400HF0901 3D65E91F 021C0000KDL-40EX620 US/CND T400HW05 V1 3D65E920 021C0000KDL-40EX620 US/CND V400HK2-LE1 3D65E961 021C0000KDL-40EX620 US/CND LTY400HF0902 3D65E91F 021C0000KDL-40EX621 US/CND LTU400HF0301 3D65E91F 021C0000KDL-40EX621 US/CND T400HW04 V1 3D65E920 021C0000KDL-40EX621 US/CND LTY400HF0901 3D65E91F 021C0000KDL-40EX621 US/CND T400HW05 V1 3D65E920 021C0000KDL-40EX621 US/CND V400HK2-LE1 3D65E961 021C0000KDL-40EX621 US/CND LTY400HF0902 3D65E91F 021C0000KDL-46EX620 US/CND 11SCT2L460 3D65E906 021C0000

KDL-46EX620 US/CND LTY460HJ0501 3D65E906 021C0000KDL-46EX620 US/CND T460HW08 V2 3D65E91E 021C0000KDL-46EX620 US/CND V460H1-LE5 3D65E952 021C0000KDL-46EX621 US/CND 11SCT2L460 3D65E906 021C0000KDL-46EX621 US/CND LTY460HJ0501 3D65E906 021C0000KDL-46EX621 US/CND T460HW08 V2 3D65E91E 021C0000KDL-46EX621 US/CND V460H1-LE5 3D65E952 021C0000KDL-55EX620 US/CND LTY550HJ0301 3D65E91C 021C0000KDL-55EX620 US/CND T546HW04 V1 3D65E91D 021C0000KDL-55EX621 US/CND LTY550HJ0301 3D65E91C 021C0000KDL-55EX621 US/CND T546HW04 V1 3D65E91D 021C0000

SECTION 7 - SERVICE ADJUSTMENTS 

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DIGITAL SERVICE

001 OP000 VERS ---

<MAIN> <EXT>DM1.301 W00AA RF :01.05WF1.00 3W00AA WF:2.0.0 .99DF1.001W00AA WF:0BYM1.010W00AA CAN: X.XXXDB2.105W00AA FD lX XXX(DM1.301W00A)DD1.016W00AAWP0.521W00AA <PEM>MID:3D65E91F

Model ID

Software Version

Panel IDProduct ID

PM1.012W00LUP ID: 021C0000 PB1.000W00LUPNL:LTU400HF0301

POP:X.XXX

PL1.011J46LUXPD1.011J46LUX

27. Exit service mode by pressingHOME

 and then turn theTV power off.28. Cycle AC Power.

(Unplug and Plug AC Cord from the AC Outlet).29. Wait a minute while lights ash, and initial setup screen

shows.30. TV update is complete.

The additional features of the TV now available.

UPDATING SERVICE ADJUSTMENT DATA

WHEN REPLACING THE LCD PANEL

Before proceeding, update the software to the latest version. After

updating the software, go into Service Mode to make the appropriateadjustments to the copy the data onto the panel.

● Copy the BU Flash Data

 ● Conrm Model ID and Product ID

 ● Reset the Panel Operation Time

SECTION 7 - SERVICE ADJUSTMENTS 

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COPYING THE BU FLASH DATA

This procedure is to copy the White Balance adjustment data fromthe TCON Board to the Main Board. The BU Flash service item isunder the VPC service menu.

1. TV must be in standby mode. (Power off).2. Access Service Mode by pressing the following buttons

on the Remote Commander within a second of eachother:DISPLAY   Channel 5   Volume +   POWER

DI GIT AL S ERVI CE

001 OP000 VERS ---

<MAIN> <EXT>DM1.301W00AA RF:01.05WF1.003W00AA WF:2.0.0.99DF1.001W00AA WF:0BYM1.010W00AA CAN:X.XXXDB2.105W00AA FDlXXXX(DM1.301W00A)DD1.016W00AAWP0.521W00AA <PEM>MID:3D65E91F PM1.012W00LUPID:021C0000 PB1.000W00LUPNL:LTU400HF0301

POP:X.XXX

PL1.011J46LUXPD1.011J46LUX

3. Press JUMP  or OPTIONS  on the Remote Commanderuntil the VPC menu displays.

VPC SERVICE

000

000

DATA_COPY

BU_TRANS 0

4. Press 2  to move to the 001 DATA_BAKUP categoryand the 000 BU_FLASH item.

VPC SERVICE

001000

DATA_BAKUPBU_FLASH 0

5. To change the data value of the BU_FLASH,press 3  to increase the data value to 1.

VPC SERVICE

001

000

DATA_BAKUP

BU_FLASH 1

  NOTE: If the message displays “DATA TRANSFER NG”the transfer is not complete. If that occurs, repeat step5.

VPC SERVICE

001

000

DATA_BAKUP

BU_FLASH 2

DATA TRANSFER NG

SECTION 7 - SERVICE ADJUSTMENTS 

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  If successful, the data value changes to 3.

VPC SERVICE

001

000

DATA_BAKUP

BU_FLASH 3

DATA TRANSFER SUCCESS

6. Verify the Data Transfer Success message displays.7. Proceed to “Conrming the Model ID and Product ID.”

CONFIRMING THE MODEL ID AND PRODUCT ID

 After completing all of the service adjustment changes, verify thatthe correct Model ID and Product ID displays in the Service menu.

Verify before proceeding to the next step:

 ; Copied the BU Flash Data

8. Press JUMP  or OPTIONS  on the Remote Commanderuntil the DIGITAL menu displays.

9. If necessary, press 4  to move to the 001 OP category.

DI GI TA L S ERVI CE

001 OP000 VERS ---

<MAIN> <EXT>

DM1.301W00AA RF:01.05WF1.003W00AA WF:2.0.0.99DF1.001W00AA WF:0BYM1.010W00AA CAN:X.XXXDB2.105W00AA FDlXXXX(DM1.301W00A)DD1.016W00AAWP0.521W00AA <PEM>MID:3D65E91F PM1.012W00LUPID:021C0000 PB1.000W00LUPNL:LTU400HF0301

POP:X.XXX

PL1.011J46LUXPD1.011J46LUX

10. Using the information provided in the Segment Codetable below, verify the Model ID and Product ID are

correct.Model Name Destination LCD Panel Code Model-ID Product-ID

KDL-40EX620 US/CND LTU400HF0301 3D65E91F 021C0000KDL-40EX620 US/CND T400HW04 V1 3D65E920 021C0000KDL-40EX620 US/CND LTY400HF0901 3D65E91F 021C0000KDL-40EX620 US/CND T400HW05 V1 3D65E920 021C0000KDL-40EX620 US/CND V400HK2-LE1 3D65E961 021C0000KDL-40EX620 US/CND LTY400HF0902 3D65E91F 021C0000KDL-40EX621 US/CND LTU400HF0301 3D65E91F 021C0000KDL-40EX621 US/CND T400HW04 V1 3D65E920 021C0000KDL-40EX621 US/CND LTY400HF0901 3D65E91F 021C0000KDL-40EX621 US/CND T400HW05 V1 3D65E920 021C0000KDL-40EX621 US/CND V400HK2-LE1 3D65E961 021C0000KDL-40EX621 US/CND LTY400HF0902 3D65E91F 021C0000

KDL-46EX620 US/CND 11SCT2L460 3D65E906 021C0000KDL-46EX620 US/CND LTY460HJ0501 3D65E906 021C0000KDL-46EX620 US/CND T460HW08 V2 3D65E91E 021C0000KDL-46EX620 US/CND V460H1-LE5 3D65E952 021C0000KDL-46EX621 US/CND 11SCT2L460 3D65E906 021C0000KDL-46EX621 US/CND LTY460HJ0501 3D65E906 021C0000KDL-46EX621 US/CND T460HW08 V2 3D65E91E 021C0000KDL-46EX621 US/CND V460H1-LE5 3D65E952 021C0000KDL-55EX620 US/CND LTY550HJ0301 3D65E91C 021C0000KDL-55EX620 US/CND T546HW04 V 1 3D65E91D 021C0000KDL-55EX621 US/CND LTY550HJ0301 3D65E91C 021C0000KDL-55EX621 US/CND T546HW04 V 1 3D65E91D 021C0000

SECTION 7 - SERVICE ADJUSTMENTS 

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DIGITAL SERVICE

001 OP000 VERS ---

<MAIN> <EXT>DM1.301 W00AA RF:01.05WF1.003W00AA WF:2.0 .0 .99DF1.001W00AA WF:0BYM1.010W00AA CAN :X.XXXDB2.105W00AA FDlXXXX(DM1.301W00A)DD1.016W00AAWP0.521W00AA <PEM>MID:3D65E91F

Model ID

Software Version

Panel IDProduct ID

PM1.012W00LUPID:021C0000 PB1.000W00LUPNL:LTU400HF0301

POP:X.XXX

PL1.011J46LUXPD1.011J46LUX

11. Exit service mode by pressing HOME  and then turn theTV power off.

12. Cycle AC Power.(Unplug and Plug AC Cord from the AC Outlet).

13. Wait a minute while lights ash, and initial setup screen

shows.14. Proceed to “Resetting the Panel Operation Time”.

RESETTING THE PANEL OPERATION TIME

 After completing all steps, reset the panel operation time from theSelf Check screen.

Verify before proceeding to the next step:

 ; Copied the BU Flash Data

 ; Confrmed Model ID and Product ID

1. TV must be in standby mode. (Power off).2. Press the following buttons on the Remote Commander

within a second of each other:DISPLAY   Channel 5   Volume -   POWER

 * NOTE: This differs from accessing Service Adjustments Mode(Volume +)

Panel operation timePanel operation time

------------ -- -------- ------ ----------- --- 01

-------------- -------------- -------------- 00

------------ -- -------- ------ ----------- --- 00------------ -- -------- ------ ----------- --- 00------------ -- -------- ------ ----------- --- 00

------------ -- -------- ------ ----------- --- 00

002 MAIN_POWE

003 DC_ALERT003 AUD_PROT004 BALANCER 005 HFR_ERR 

005 P_ID_ERR 

12345-00333-0678912345-00333-06789- -

------------ -- -------- ------ ----------- --- 00006 VLED

------------ -- -------- ------ ----------- --- 00005 TCON_ERR ------------ -- -------- ------ ----------- --- 00

----------- --- ------- ------- ------------- - 00

----------- --- ------- ------- ------------- - 00

006 BACKLITE

007 TEMP_ERR 

010 EMITTER ----------- --- ------- ------- ------------- - 00007 FAN_ERR ----------- --- ------- ------- ------------- - 00

012 IA -------------- -------------- -------------- 00

SELF CHECK

-------------- -------------- -------------- 00

-------------- -------------- -------------- 00

101 VPC_WDT ------------ -- -------- ------ ----------- --- 00

102 MEPS_WDT ----------- --- ------- ------- ------------- - 00

103 HOST_WDT -------------- -------------- -------------- 00

104 STBY_WDT -------------- -------------- -------------- 00

000 RGB_SEN

000 RESERVED

000 RESERVED

SECTION 7 - SERVICE ADJUSTMENTS 

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3. To clear the LCD Panel operating hours of the LCDPanel after replacing the panel, press 7   0 .

Panel operation timePanel operation time

----------- --- ------- ------- ------------- - 01

----------- --- ------- ------- ----------- --- 00

----------- --- ------- ------- ------------- - 00----------- --- ------- ------- ------------- - 00----------- --- ------- ------- ------------- - 00----------- --- ------- ------- ------------- - 00

002 MAIN_POWE003 DC_ALERT003 AUD_PROT004 BALANCER 005 HFR_ERR 

005 P_ID_ERR 

12345-00333-0678912345-00333-00000- -

----------- --- ------- ------- ------------- - 00006 VLED

----------- --- ------- ------- ------------- - 00005 TCON_ERR ----------- --- ------- ------- ------------- - 00

------------ -- -------- ------ ------------ -- 00

------------ -- -------- ------ ------------ -- 00

006 BACKLITE

007 TEMP_ERR 

010 EMITTER ------------ -- -------- ------ ------------ -- 00007 FAN_ERR ------------ -- -------- ------ ------------ -- 00

012 IA ----------- --- ------- ------- ------------- - 00

SELF CHECK

----------- --- ------- ------- ----------- --- 00

----------- --- ------- ------- ----------- --- 00

101 VPC_WDT ----------- --- ------- ------- ------------- - 00

102 MEPS_WDT ------------ -- -------- ------ ------------ -- 00

103 HOST_WDT ----------- --- ------- ------- ------------- - 00

104 STBY_WDT ----------- --- ------- ------- ------------- - 00

000 RGB_SEN000 RESERVED

000 RESERVED

4. Exit Self Check by pressing HOME  and then turn theTV power off.

5. Cycle AC Power.(Unplug and Plug AC Cord from the AC Outlet).

OPTIONAL ADJUSTMENTS 

 All Sony TVs are set for optimal viewing performance. Refer to thefollowing instructions if the customer requests additional adjustments.

SETTING WHITE BALANCE ADJUSTMENTS

White Balance adjustment data is located on the Digital ServiceMenu.

1. TV must be in standby Mode. (POWER off).

2. Press the following buttons on the Remote Commanderwithin a second of each other:DISPLAY   Channel 5   Volume +   POWER

DI GI TA L S ERVI CE

001 OP000 VERS ---

<MAIN> <EXT>DM1.301W00AA RF:01.05WF1.003W00AA WF:2.0.0.99

DF1.001W00AA WF:0BYM1.010W00AA CAN:X.XXXDB2.105W00AA FDlXXXX(DM1.301W00A)DD1.016W00AAWP0.521W00AA <PEM>MID:3D65E91F PM1.012W00LUPID:021C0000 PB1.000W00LUPNL:LTU400HF0301

POP:X.XXX

PL1.011J46LUXPD1.011J46LUX

3. Press JUMP  or OPTIONS  on the Remote Commanderuntil the VPC menu displays.

VPC SERVICE000

000

DATA_COPY

BU_TRANS 0

SECTION 7 - SERVICE ADJUSTMENTS 

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4. Press 2  to move to “006 WB” Category.

VPC SERVICE

006

000

WB

R_DRV 128

5. To change the data value of the R_DRV, press 3  toincrease the value or 6  to decrease the value.

  NOTE: The data value must be set between the range1 to 255.

6. Press 1  to move to the next item (001 G_DRV).7. To change the data value, press 3  to increase the

value or 6  to decrease the value.

8. Repeat steps 6 and 7 for each of the following items:  002 B_DRV  003 R_BKG  004 G_BKG  005 B_BKG9. To save the changes, press MUTING  then press 0 .10. To exit service mode, press HOME  or turn the TV

power off.

RESETTING THE TV TO FACTORY

CONDITION 

Use the following instructions to restore the User Adjustments and

Channel Memory settings to the preset factory conditions.1. Turn the TV On by pressing POWER .2. While holding down the on the Remote Commander,

press the POWER button on the side of the TV.

3. The set restarts and displays the Initial Setup screen.

This may take several minutes.

RESETTING THE TV TO FACTORY CONDITIONUSING SERVICE MODE

1. TV must be in standby Mode. (POWER off).2. Press the following buttons on the Remote Commander

within a second of each other:DISPLAY   Channel 5   Volume +   POWER

3. If necessary, press JUMP  or OPTIONS  to go to DIGITAL

mode.

SECTION 7 - SERVICE ADJUSTMENTS 

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4. Press the following buttons on the Remote Commanderwithin a second of each other:Press  8   MUTING   0 .

  “SERVICE” changes to green RST.

RST executes the command and displays EXE.  EXE-RST displays green, then red indicating the TV iswriting the data.

5. When the process is complete the green SERVICE textdisplays and the LED display as shown below:

 TIMER Standby POWER

6. Cycle AC Power(Unplug and Plug AC Cord from the AC Outlet).The set restarts and displays the Initial Setup screen.This may take several minutes.

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Sony CorporationSony Technology Center 

Technical ServicesService Publication Department9-888-391-02

English2011BJ74WEB-1

Printed in USA © 2011.2

is a trademark of Sony Electronics

Reproduction in whole or part without written permission is prohibited. All rights reserved

APPENDIX A - REMOVING THE REAR COVER 

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KDL-40EX620/40EX621/46EX620/46EX621/55EX620/55EX621 A-1

REMOVING THE POWER CORD FROM THE

REAR COVER 

The AC Power Cord is connected to the Power Supply Board andthen routed out through the Rear Cover. When removing the RearCover use caution to avoid pulling the AC Power Cord which maydamage the cord.

Caution: These instructions should be followed wheneverremoving the Rear Cover.

KDL-40EX620/40EX621 ONLY1. Using the instructions provided in the “Rear Cover and

 AC Cover Removal” on page 54, remove the screws fromthe Rear Cover.2. Remove 1 screw from AC Cover.3. Using the illustration to locate the clips that secure the

Rear Cover to the Bezel, gently start to lift the RearCover to detach it from the Bezel.

4. Gently start to lift the Rear Cover to detach it from theBezel.

5. Continue pulling the Rear Cover up from the Bezel one

section at a time.

 APPENDIX A - REMOVING THE REAR COVER

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KDL-40EX620/40EX621/46EX620/46EX621/55EX620/55EX621 A-2

6. Lift up Rear Cover with AC Cover and AC Power Cordattached.NOTE: Hold AC Power Cord while lifting up RearCover. Do not pull the AC Power Cord or damage theconnector on the Power Board.

7. Disconnect the AC Power Cord to detach from PowerSupply Board.

8. Release the clips on the inside of the rear cover todetach the AC Cover.

 APPENDIX A - REMOVING THE REAR COVER

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KDL-40EX620/40EX621/46EX620/46EX621/55EX620/55EX621 A-3

KDL-46EX620/46EX621 ONLY1. Using the instructions provided in the “Rear Cover and

 AC Cover Removal” on page 54, remove the screws fromthe Rear Cover.

2. Remove 1 screw from AC Cover.3. Using the illustration to locate the clips that secure theRear Cover to the Bezel, gently start to lift the RearCover to detach it from the Bezel.

4. Gently start to lift the Rear Cover to detach it from theBezel.

5. Continue pulling the Rear Cover up from the Bezel onesection at a time.

 APPENDIX A - REMOVING THE REAR COVER

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KDL-40EX620/40EX621/46EX620/46EX621/55EX620/55EX621 A-4

6. Use care when lifting the Rear Cover from the Bezel bythe Terminal Area.

  HINT: Support the Rear Cover by placing your handabove the screw hole on the Rear Cover.

7. Lift up Rear Cover with AC Cover and AC Power Cordattached.NOTE: Hold AC Power Cord while lifting up RearCover. Do not pull the AC Power Cord or damage theconnector on the Power Board.

8. Disconnect the AC Power Cord to detach from PowerSupply Board.

9. Release the clips on the inside of the rear cover todetach the AC Cover.

APPENDIX B - ATTACHING THE REAR COVER 

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KDL-40EX620/40EX621/46EX620/46EX621/55EX620/55EX621 B-1

REATTACHING THE REAR COVER TO THE

BEZEL

The following instructions provide additional information forreattaching the Rear Cover to the LCD Panel.

KDL-40EX620/40EX621 ONLY1. Gently place the LCD Panel face down onto a soft

cloth.2. Re-attach the Rear Cover.

3. Using the illustration below, ensure that the Rear Coveris securely attached by aligning the slots on the RearCover with the clips on the Bezel and then press theRear Cover onto the Bezel.

KDL-46EX620/46EX621 ONLY1. Gently place the LCD Panel face down onto a soft

cloth.

2. Re-attach the Rear Cover.

3. Using the illustration below, ensure that the Rear Cover

is securely attached by aligning the slots on the RearCover with the clips on the Bezel and then press theRear Cover onto the Bezel.

APPENDIX C - REPLACING THE LCD PANEL

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KDL-40EX620/40EX621/46EX620/46EX621/55EX620/55EX621 C-1

REMOVING THE LCD PANEL FROM THE

BEZEL

The LCD Panel is adhered to the Bezel using double sided tape.When replacing the panel, you should also replace the tape.

Caution: These instructions should be followed wheneverseparating the LCD Panel from the Bezel.

1. Using the instructions provided in “Rear Cover and ACCover Removal” on page 54 remove the rear cover, all ofthe boards, and connectors.

  CAUTION: To avoid damaging the panel and bezel,always lay the TV with the bezel face down on the cloth

to pull the panel off of the bezel. Placing the panel facedown on the cloth and attempting to pull the bezel off ofthe panel may cause damage to the panel.

2. Remove the Panel Brackets.

  NOTE: A at head screw driver can be used to remove

the brackets.

Panel Bracket

3. Remove the HMS3 Board and the HLR2 Board.  NOTE: The LED Bracket is part of the bezel assembly.

 APPENDIX C - REPLACING THE LCD PANEL

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KDL-40EX620/40EX621/46EX620/46EX621/55EX620/55EX621 C-2

4. Placing one hand between the LCD Panel and thebezel, gently start to lift the panel away from the bezel.

Lift up byholding the

portion of the panel.DO NOThold ontothe LCD cells

5. Continue the process until the panel is removed fromthe bezel.

Lift slowlyremovingone sectionat a time.

 

REATTACHING THE LCD PANEL ONTO

THE BEZEL

The double-sided tape used to adhere the LCD Panel to the Bezel

should be replace whenever the panel or the bezel is replaced.1. Place the replacement bezel face down on a soft cloth.2. Ensure that all of the original tape has been removed

from the LCD panel and the bezel.

 APPENDIX C - REPLACING THE LCD PANEL

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KDL-40EX620/40EX621/46EX620/46EX621/55EX620/55EX621 C-3

3. Using the following illustrations, place the double-sidedtape onto the bezel.

40”

40” models use 2 pieces

46”

46” models use 3 pieces

55” models use 3 pieces

4. Place the top of the LCD Panel onto the bezel.a.  Adjust the right and left side so the panel ts

securely onto the bezel.b. Slowly place the bottom of the panel within the

bezel.

a

 b

5. Ensure the panel is securely placed inside the bezel.

APPENDIX D - REAR COVER CAUTION

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KDL-40EX620/40EX621/46EX620/46EX621/55EX620/55EX621 D-1

Refer to the following illustration when handling the Rear Cover for the KDL-55EX620/55EX621 Models.

Handle the

Rear Cover

using these

areas.

 Areas with red

have sharp

edges and are

not

reinforced .Usecaution with

these areas to

avoid damaging

the Rear Cover.

 Areas with

yellow have

sharp edges.

Use caution

with these

areas.

APPENDIX E - SETUP GUIDE

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The Setup Guides (Operating Instructions) are the documents that are included with the television. Sony’s BRAVIA TVs now come with anon-screen i-Manual. To learn more about the TVs features access the i-Manual using the customers remote control.