FILE .NO

Service Manual Compact Disc Player

REFERENCE No. SM5810431

CDP-4700 (XE)

CDP-4750 (XE)

CDP-4750CR (AU)

CDP-4700B (SP)

CDP-4700B (AU)

PRODUCT CODE No.164 120 00 CDP-4700 (XE)164 120 01 CDP-4750 (XE)164 120 02 CDP-4750CR (AU)164 120 03 CDP-4700B (SP)164 120 04 CDP-4700B (AU)

CONTENTS

Laser beam safety precautions ........................................ 1

Exploded view (cabinet and chassis) ............................... 1

Parts list ........................................................................... 2

IC block diagram and description ..................................... 4

Schematic diagram .......................................................... 6

Wiring diagram ................................................................. 8

- 1 -

LASER BEAM SAFETY PRECAUTIONS

• Pickup that emits a laser beam is used on this CD section.

EXPLODED VIEW

CAUTION – INVISIBLE LASER RADIATION WHEN OPEN ANDINTERLOCKS DEFEATED. AVOID EXPOSURE TO BEAM.

ADVARSEL – USYNLIG LASER STRÅLING VED ÅBNING, NÅRSIKKERHEDSAFBRYDERE ER UDE AF FUNKTION, UNDGÅ UDS ÆTTELSEFOR STRÅLING.

VARNING – OSYNLIG LASER STRÅLNING NÄR DENNA DEL ÄR ÖPPNADOCH SPÄRR ÄR URKOPPLAD. STRÅLEN ÄR FARLIG.

VORSICHT – UNSICHTBARE LASERSTRAHLUNG TRITT AUS, WENNDECKEL GEÖFFNET UND WENN SICHERHEITSVERRIEGELUNGÜBERBRÜCKT IST. NICHT, DEM STRAHL AUSSETZEN.

VARO – AVATTAESSA JA SUOJALUKITUS OHITETTAESSA OLET ALTTIINANÄKYMÄTTÖMÄLLE LASERSÄTEILYLLE. ÄLÄ KATSO SÄTEESEEN.

1919

22227

2626

1111

2323

2828

2727

2525

2424

1010

2121

2020

1818

1717

1616

1515

14141313

1212

4

9

8

6

5

3

2

1

2929

- 2 -

PRODUCT SAFETY NOTICEEACH PRECAUTION IN THIS MANUAL SHOULD BE FOLLOWED DURING SERVICING. COMPONENTS IDENTIFIED WITH THEIEC SYMBOL !!! IN THE PARTS LIST AND THE SCHEMATIC DIAGRAM DESIGNATED COMPONENTS IN WHICH SAFETY CANBE OF SPECIAL SIGNIFICANCE. WHEN REPLACING A COMPONENT IDENTIFIED BY !!! , USE ONLY THE REPLACEMENT PARTSDESIGNATED, OR PARTS WITH THE SAME RATINGS OF RESISTANCE, WATTAGE OR VOLTAGE THAT ARE DESIGNATED INTHE PARTS LIST IN THIS MANUAL. LEAKAGE-CURRENT OR RESISTANCE MEASUREMENTS MUST BE MADE TO DETERMINETHAT EXPOSED PARTS ARE ACCEPTABLY INSULATED FROM THE SUPPLY CIRCUIT BEFORE RETURNING THE PRODUCT TOTHE CUSTOMER.

PARTS LIST

CAUTION : Regular type resistors and capacitors are not listed. To know those values, refer to the schematic diagram.Regular type resistors are less than 1/4W carbon and chip type and 0 ohm chip resistors.Regular type capacitors are less than 50V and less than 1000µF of Ceramic and chip type and Electrolytic type.

PACKING & ACCESSORIESREF.NO. PART NO. DESCRIPTION

645 063 6844 ADAPTOR AC/DC(AU)645 063 6837 ADAPTOR AC/DC,CE(XE)(SP)645 056 2570 CAR CASS ADAPTOR(4750CR/AU)645 056 1627 CIGARETTE ADAPTOR(4750CR/AU)645 063 3805 ASSY BATTERY SET(AU)(4750/XE)645 057 4177 BLISTER BOTTOM(SP)645 057 4160 BLISTER TOP(SP)645 063 6820 CARTON OUTER(4700/AU)645 063 6790 CARTON OUTER(4700/XE)645 063 6783 CARTON OUTER(SP)645 063 6813 CARTON OUTER(4750/XE)645 063 6806 CARTON OUTER(4750CR/AU)645 056 2556 CARTON SHT,ADAPTOR(AU)645 056 2532 CARTON SHT,ADAPTOR(XE)645 056 2334 DISC CIRCLE CARD,CAB TOP645 056 2389 FOAM BAG,UNIT(AU)(XE)645 063 6769 GIFT BOX,W/E.P,I.B,ADAPTOR

(4700/AU)645 063 6745 GIFT BOX,W/E.P,I.B,ADAPTOR

(4700/XE)645 063 6752 GIFT BOX,W/E.P,I.B,ADAPTOR

(4750/XE)645 063 6776 GIFT BOX,W/E.P,I.B,ADAPTOR

(4750CR/AU)645 063 6639 INSTRUCTION MANUAL(4700/AU)645 063 6622 INSTRUCTION MANUAL(XE)(SP)645 063 6639 INSTRUCTION MANUAL

(4750CR/AU)645 056 2372 POLY BAG,ADAPTOR(AU)(XE)645 056 2358 POLY BAG,EARPHONE(AU)(XE)645 057 4139 POLY BAG,I/B & W/C(SP)645 056 2365 POLY BAG,I/B(AU)(XE)645 058 9966 POLYBAG,UNIT(SP)645 058 9973 POLYFOAM SHT A,2PCS/CTN(SP)645 058 9980 POLYFOAM SHT B,4PCS/CTN(SP)645 056 2976 PVC HEAT S TUBE,

FOR BATT WRAPPING(AU)(4750/XE)

645 056 2341 QUICK GUIDE(XE)645 056 2563 ST EARPHONE,WJ-FE-M09-T645 056 1634 WIRE REMOTE

(4750/XE)(4750CR/AU)

CABINET , CHASSIS & FIXING PARTSREF.NO. PART NO. DESCRIPTION1 645 063 6561 DISPLAY LENS2 645 063 6554 DISPLAY PANEL,SC-NN-06 GRAY3 645 063 6547 CD DOOR,SC-NN-06 GRAY4 645 063 6578 CD DOOR LENS,SC-NN-06 GRAY5 645 063 6592 KNOB MODE SET,

ASR P-MODE PROG6 645 063 6585 KNOB PLAY SET,

PLAY STOP SKIP-UP,DOWN7 645 060 2030 CONTACT SHEET8 645 063 6608 DISPLAY BRACKET,FOR LCD10 645 057 4061 SCR 1.4X3.5,FOR DISPLAY BOARD11 645 063 6615 SCREW 1.7X312 645 056 1856 HINGE PIN

13 645 056 1917 CD DOOR SPRING14 645 056 1832 SW SILDE,DBBS15 645 056 1689 CABINET TOP16 645 056 1870 KNOB OPEN17 645 056 1924 OPEN KNOB SPRING18 645 056 1818 SW SILDE,HOLD19 645 056 2075 BATTERY CONTACT+-20 645 056 2044 INSULATOR RUBBER,

FOR CD MECHA21 645 056 2068 CD MECHA DA23,KIT22 645 056 2099 BATTERY CONTACT PLAT23 645 056 2082 BATTERY CONTACT PLAT25 645 056 1702 CABINET BOTTOM,SC-NN-06 GRAY26 645 056 1993 SCR 2X1027 645 056 2037 RUBBER FOOT,CAB BOTTOM28 645 056 1733 BATT LID,SC-NN-06 GRAY29 645 063 6530 ASSY CD DOOR

REF.NO. PART NO. DESCRIPTION

DISPLAY P.W.BOARD ASSYREF.NO. PART NO. DESCRIPTION9 614 328 1191 ASSY,PWB,DISPLAY(Only initial)JJ002 645 060 2054 FLAT CABLE,MAIN BD TO CTL BDLD501 645 056 2952 RUBBER CONNECTORSC003 645 063 6615 SCREW 1.7X3

645 063 6608 DISPLAY BRACKET,FOR LCD645 060 2030 CONTACT SHEET645 060 2047 DISPLAY SPACER645 059 1648 ZEBRA CONNECTOR645 056 2051 DISPLAY SPONGE

CD MAIN P.W.BOARD ASSYREF.NO. PART NO. DESCRIPTION24 614 328 1184 ASSY,PWB,CD MAIN(Only initial)CN101 645 056 2631 16P CONNECTOR,TO PICK UPCN501 645 056 2655 22P CONNECTOR,TO LCD DISPLAYCN601 645 056 2624 6P WAFER,

TO SLED/SPINDLE MOTORD0501 645 056 2938 DIODE 1SS133D0502 645 056 2938 DIODE 1SS133D0503 645 056 2938 DIODE 1SS133D0504 645 056 2938 DIODE 1SS133D0601 645 056 2945 DIODE RB160L40or 645 056 2921 DIODE SS13SMD0602 645 056 2938 DIODE 1SS133D0607 645 056 2945 DIODE RB160L40or 645 056 2921 DIODE SS13SMD0701 645 056 2938 DIODE 1SS133D0702 645 056 2938 DIODE 1SS133IC101 645 056 2822 IC BA6772FS,PLAYBACKIC201 645 056 2846 IC BU9528KS,CD SERVOIC301 645 056 2808 IC BH4453F,H/P AMPIC501 645 056 2990 IC BU24591-7H,CPUIC601 645 056 2815 IC BA5901Kor 645 056 2792 IC MM1538XQIC701 645 056 2839 IC BU9348K

- 3 -

PARTS LIST

REF.NO. PART NO. DESCRIPTIONIC702 645 056 2785 IC S4004SB1DJ0,16M DRAM 45SECJ0302 645 056 2662 JACK PHONE,STCK-3835-01J0601 645 056 2679 JACK DC PWR,TC18-099-01JJ001 645 056 2969 J WIRE AWG26ULL0101 645 056 2914 FERRITE BEADL0201 645 056 2891 CHOKE COILL0202 645 056 2914 FERRITE BEADL0203 645 056 2891 CHOKE COILL0204 645 056 2914 FERRITE BEADL0205 645 056 2914 FERRITE BEADL0206 645 056 2914 FERRITE BEADL0304 645 056 2723 FERRITE BEADL0305 645 056 2723 FERRITE BEADL0306 645 056 2723 FERRITE BEADL0307 645 056 2723 FERRITE BEADL0501 645 056 2853 CHOKE COILor 645 056 2860 CHOKE COILL0601 645 056 2877 CHOKE COILL0602 645 056 2891 CHOKE COILL0603 645 056 2884 CHOKE COILL0604 645 056 2907 CHOKE COILL0701 645 056 2914 FERRITE BEADL0702 645 056 2914 FERRITE BEADL0703 645 056 2914 FERRITE BEADL0704 645 056 2914 FERRITE BEADL0705 645 056 2914 FERRITE BEADL0706 645 056 2914 FERRITE BEADL0707 645 056 2914 FERRITE BEADQ0101 645 056 2754 TR 2SA1576AQ0303 645 056 2730 TR DTC114TUA,DIGITALQ0305 645 056 2747 TR DTA144TUA,DIGITALQ0307 645 056 2747 TR DTA144TUA,DIGITALQ0404 645 056 2730 TR DTC114TUA,DIGITALQ0601 645 056 2761 TR 2SA1585SR,LOW SIGNALQ0602 645 056 2778 TR 2SC4115SR,LOW SIGNALQ0603 645 056 2778 TR 2SC4115SR,LOW SIGNALQ0701 645 056 2730 TR DTC114TUA,DIGITALSW508 645 056 2693 SW SLIDE,HOLDSW509 645 056 2709 SW TACT,CD DOOR LEAF SWSW511 645 056 2693 SW SLIDE,B.BBOSTVR301 645 056 2716 ROTARY VOL,R1001G230NH-A10KX0201 645 056 2983 CERAMIC RESONATOR,MXZ040

645 056 1931 CHARGE PLATE645 056 2082 BATTERY CONTACT PLAT645 056 2099 BATTERY CONTACT PLAT

- 5 -- 4 -

IC BLOCK DIAGRAM & DESCRIPTION

IC601 ba5901k(4ch Driver + Power Controller)IC201 BU9528KS(Servo signal Processor)

IC BLOCK DIAGRAM & DESCRIPTION

1

2

3

4

5

6

7

8

9

10

11

12

13

14

15

16

17

18

19

20

21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40

80 79 78 77 76 75 74 73 72 71 70 69 68 67 66 65 64 63 62 61

60 DFDIN

AVDD2

RLINEO

RLINEI

RDACO

VCDAC

LDACO

LLINEI

LLINEO

AGND2

RMUTE

LMUTE

DVDD1

WFCK

RFCK

RESETB

SENS

BUSY

R/W

DOUT

ASY

EYE

AVDD1

FCO

PCO

VC

RVCO

AGND1

FEIN

FCAPA

TEIN

TZC

ATS

TCAPA1

TCAPA2

CDST

RFRP

FB

TB

ADJ1

AD

J2

FD

OU

T

JUM

PO

TD

OU

T

SD

IN

SD

OU

T

CLV

OU

T

DG

ND

1

CLK

88

MIR

RO

R

DE

FE

CT

LON

FO

K

GF

S

CLK

SU

BD

ATA

SU

BC

K

SU

BS

YQ

MC

K

DIN

XP

LCK

MO

NI2

X

MO

NI2

4

MO

NI2

3

MO

NI2

2

MO

NI2

1

MO

NI1

2

MO

NI1

1

DV

DD

2

XO

XI

XB

UF

O

DG

ND

2

C2C

LK

C2F

DO

UTA

LRC

K

DC

K

DF

DC

K

DF

LRC

K

59

58

57

56

55

54

53

52

51

50

49

48

47

46

45

44

43

42

41

PLL WINDOW

ECC

16k SRAMSUB

CLVCONTROL

SERVOCONTROL

COMMANDINTERFACE

8fsDF+

DAC

CLVDAC

SERVOFILTER

I /OCONTROL

1 2 3 4 5 6 7 8 9 10 11

33

34

35

36

37

38

39

40

41

42

43

44

22

21

20

19

18

17

16

15

14

13

12

32 31 30 29 28 27 26 25 24 23

IN1

IN2

IN4

IN3

VSYS2

VSYS1

OP+

OPOUT

Vref

MUTE2

MUTE3,4

RC

HG

OU

T1R

OU

T1F

OU

T2F

OU

T3F

OU

T4F

OU

T3R

OU

T4R

BR

AK

E1

PO

WG

ND

OU

T2R

AMUTE

EMP

PSW

CLK

START

OFF

SEL

PWMFIL

PREGND

CHGVCC

HVCC

BS

EN

BA

TT

DE

AD

SW EO EI

OP

-

SP

RT

N.C

.

CT

RE

SE

T

TSD

CLK

BTL BTL BTL BTL

TSD

MAXIMUMDETECTION

BRAKE1

MU

TE

2M

UT

E3,

4

V/I

V/I

V/I

V/I

-+

-+

-

--

+

+

-+

--

-

-

++

+

++

+

-+

TRIANGLE WAVEPRE-DRIVER

POWER SUPPLY

CO

NTR

OL

CIR

CU

ITPO

WER

SU

PPLY

PO

WE

RO

FF

STA

RT

ER

POW

ER U

NIT

POW

ER S

UPP

LY

OVER-VOLTAGE

Pin No.�

1

2

3

4

5

6

7

8

9

10

11

12

13

14

15

16

17

18

19

20

21

22

BATTERY VOLTAGE MONITOR

BATTERY POWER SUPPLY INPUT

RESET DETECTION OUTPUT

DEAD TIME SET

BOOSTING TRANSISTOR DRIVER

ERROR AMP. OUTPUT

ERROR AMP. INPUT

SHORT PROTECT SET

TRIANGLE WAVE OUTPUT

-

OPERATION AMP. - INPUT

CONTROL CIRCUIT POWER SUPPLY

OPERATION AMP. OUTPUT

OPERATION AMP. + INPUT

PRE-DRIVER POWER SUPPLY

REFERENCE POWER SUPPLY

DRIVER CH3 INPUT

DRIVER CH4 INPUT

CH3,CH4 MUTE

DRIVER CH2 INPUT

CH2 MUTE

DRIVER CH1 INPUT

Name�

BSEN

BATT

RESET

DEAD

SW

EO

EI

SPRT

CT

N.C.

OP-

VSYS1

OPOUT

OP+

VSYS2

Vref

IN3

IN4

MUTE3,4

IN2

MUTE2

IN1

Description�

�

Pin No.�

23

24

25

26

27

28

29

30

31

32

33

34

35

36

37

38

39

40

41

42

43

44

Name�

BRAKE1

OUT4R

OUT4F

OUT3R

OUT3F

POWGND

OUT2F

OUT2R

OUT1F

OUT1R

RCHG

AMUTE

EMP

HVCC

PSW

CLK

SRART

OFF

CHGVCC

SEL

PREGND

PWMFIL

Description

CH1 BRAKE

DRIVER CH4 OUTPUT (-)

DRIVER CH4 OUTPUT (+)

DRIVER CH3 OUTPUT (-)

DRIVER CH3 OUTPUT (+)

POWER PART GND

DRIVER CH2 OUTPUT (+)

DRIVER CH2 OUTPUT (-)

DRIVER CH1OUTPUT (+)

DRIVER CH1 OUTPUT (-)

CHARGE CURRENT SET

RESET INVERSION OUTPUT

EMPTY DETECTION

H BRIDGE POWER SUPPLY

PWM TRANSISTOR DRIVER

SERIAL DATA TRANAFER CLOCK INPUT

BOOSTING DC/DC CONVERTER START

BOOSTING DC/DC CONVERTER OFF

CHARGE CIRCUIT POWER SUPPLY INPUT

EMPTY DETECTION LEVEL SWITCH

PRE PART POWER SUPPLY GND

PWM PHASE COMPENSATION

- 7 -- 6 -

SCHEMATIC DIAGRAM

This is a basic schematic diagram.

- 8 -

WIRING DIAGRAM (CD MAIN A SIDE)

- 9 -

WIRING DIAGRAM (CD MAIN B SIDE)

- 10 -

WIRING DIAGRAM (DISPLAY)

SANYO Electric Co., Ltd.

Osaka, JapanJun / '03 BB Printed in Japan