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8050

SERVICE HANDBOOK

FIELD SERVICE

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Konica 8050 Field Service Ver.1.0 Jul. 2003 CONTENTS

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CONTENTS

SAFETY AND IMPORTANT WARNING ITEMS. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . S-1

IMPORTANT NOTICE . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . S-1

DESCRIPTION ITEMS FOR DANGER, WARNING AND CAUTION . . . . . . . . . . . . . . . . . . . . . . . . . . . . S-1

SAFETY WARNINGS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . S-2

SAFETY INFORMATION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . S-10

IMPORTANT INFORMATION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . S-10

SAFETY CIRCUITS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . S-11

INDICATION OF WARNING ON THE MACHINE . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . S-13

I ADJUSTMENT

1. HOW TO USE THE ADJUSTMENT SECTION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-1

1.1 Composition. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-1

2. ADJUSTMENTS WHEN REPLACING PARTS. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-1

3. LIST OF ADJUSTMENT ITEMS FOR 8050 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-2

4. MODE CHANGE MENU. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-4

4.1 Setting method . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-4

5. CHECKING BY THE P FUNCTION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-4

5.1 Checking method of theP function. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-4
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CONTENTS Konica 8050 Field Service Ver.1.0 Jul. 2003

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7. 36 MODE . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-48

7.1 Setting method. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-48

7.2 Process adjustment . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-48

7.2.1 High voltage adjustment . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-49

7.2.2 Drum peculiarity adjustment . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-49

7.2.3 Sensor output check. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-55

7.2.4 Exclusive paper setting. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-55

7.2.5 Recall standard data. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-56

7.3 Image adjustment . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-57

7.3.1 Magnification adjustment . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-57

7.3.2 Timing adjustment . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-63

7.3.3 RADF adjustment . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-71

7.3.4 Centring adjustment . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-73

7.3.5 Non-image area erase check . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-75

7.3.6 Recall standard data. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-76

7.4 Image quality adjustment. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-77

7.4.1 Scanner gamma adjustment. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-77

7.4.2 Printer gamma adjustment . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-78

7.4.3 Sharpness adjustment . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-83

7.4.4 Contrast adjustment . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-84

7.4.5 Image judge adjustment . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-84

7.4.6 ACS adjustment . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-86

7.4.7 Density adjustment . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-87

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9.3 Pick-up movement amount adjustment (by-pass) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-132

9.4 Paper feed tray /1 to /3 mis-centering adjustment. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-133

9.5 Paper feed tray/1 to /3 sheet feed pressure adjustment . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-134

9.6 FNS adjustment of the by-pass conveyance guide plate magnet . . . . . . . . . . . . . . . . . . . . . . . 1-136

9.7 FNS adjustment of the by-pass gate . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-137

9.8 FNS adjustment of the shift position . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-139

9.9 FNS adjustment of the paper exit opening solenoid . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-140

9.10 FNS adjustment of the position of paper exit arm . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-142

9.11 FNS adjustment of the position of alignment plate/U . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-144

9.12 FNS adjustment of the position of alignment plate/L (only for FS-215) . . . . . . . . . . . . . . . . . . . 1-146

9.13 FNS adjustment of the stapling position (flat stapling) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-148

9.14 FNS adjustment of the stapling position in a vertical direction . . . . . . . . . . . . . . . . . . . . . . . . . 1-150

9.15 FNS adjustment of the stapling position (flat stapling) (only for FS-215) . . . . . . . . . . . . . . . . . 1-154

9.16 FNS adjustment of the angle of the folding stopper (only for FS-215) . . . . . . . . . . . . . . . . . . . 1-156

9.17 FNS adjustment of the folding force (only for FS-215) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-158

9.18 FNS adjustment of the three-holding position (only for FS-215) . . . . . . . . . . . . . . . . . . . . . . . . 1-159

9.19 FNS adjustment of the stapler drive belt position . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-160

9.20 TU adjustment of the sheet cutting parallelism . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-164

9.21 LCT tray mis-centering adjustment . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-165

9.22 LCT skew adjustment . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-167

9.23 LCT paper feed roller pressure adjustment . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-169

9.24 LCT up/down plate horizontal adjustment . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-170

9.25 LCT sheet feed pressure adjustment . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-171

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2.6.1 Function . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-24

2.6.2 How to use . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-24

2.7 Precautions for use . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-27

2.7.1 Prior announcement to administrator . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-27

2.7.2 If power failure occurs during data rewriting. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-27

2.7.3 ISW of multiple programs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-27

2.7.4 If ISW fails in low power mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-27

2.8 Proxy server authentication in Internet ISW. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-28

2.8.1 What is a proxy server? . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-28

2.8.2 Authentication of proxy server . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-28

2.8.3 Type and command list for authentication on proxy server . . . . . . . . . . . . . . . . . . . . . . . . 2-28

2.8.4 Remarks . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-29

3. MAIL REMOTE NOTIFICATION SYSTEM . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-30

3.1 What is the Mail remote notification system?. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-30

3.2 Operation environment . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-30

3.3 Initial setting. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-30

3.4 How to use the Mail remote notification system. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-37

3.5 Disabling system . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-45

III SERVICE

1. SERVICE SCHEDULE . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-1

1.1 Service schedule . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-1

1 2 M i t it 3 3
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VI DIAGRAMS

1. PARTS LAYOUT DRAWING. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6-11.1 8050 parts layout drawing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6-1

1.2 DF-319 parts layout drawing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6-22

1.3 LT-211 parts layout drawing. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6-23

1.4 FS-115/FS-215 parts layout drawing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6-24

1.5 TU-109 parts layout drawing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6-27

2. CONNECTOR LAYOUT DRAWING . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6-29

2.1 8050 connector layout drawing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6-292.2 DF-319 connector layout drawing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6-38

2.3 LT-211 connector layout drawing. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6-39

2.4 FS-115/FS-215 connector layout drawing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6-40

2.5 TU-109 connector layout drawing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6-41

3. TIMING CHART . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6-42

3.1 8050 timing chart . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6-42

3.2 DF-319 timing chart . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6-433.3 LT-211 timing chart . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6-50

3.4 FS-115/215 timing chart . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6-51

3.5 TU-109 timing chart . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6-55

4. OVERALL WIRING DIAGRAM . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6-57

4.1 DF-319 Overall Wiring Diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6-57

4.2 LT-211 Overall Wiring Diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6-59

4 3 FS 115/215 O ll Wi i Di 6 61
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IADJUSTMEN

T

IISERVICE

TOOL

IIISERVICE

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SAFETY AND IMPORTANT WARNING ITEMS

Read carefully the Safety and Important Warning Items described below to understand them before doing ser-

vice work.

Because of possible hazards to an inexperienced person servicing this copier as well as the risk of damage to

the copier, Konica Corporation strongly recommends that all servicing be performed only by Konica-trained ser-

vice technicians.

Changes may have been made to this copier to improve its performance after this Service Handbook was

printed. Accordingly, Konica Corporation does not warrant, either explicitly or implicitly, that the information con-

tained in this Service Handbook is complete and accurate.

The user of this Service Handbook must assume all risks of personal injury and/or damage to the copier while

servicing the copier for which this Service Handbook is intended.

Therefore, this Service Handbook must be carefully read before doing service work both in the course of techni-

cal training and even after that, for performing maintenance and control of the copier properly.

Keep this Service Handbook also for future service.

In this Service Handbook, each of three expressions DANGER, WARNING, and CAUTION is


IMPORTANT NOTICE

DESCRIPTION ITEMS FOR DANGER, WARNING ANDCAUTION

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1. MODIFICATIONS NOT AUTHORIZED BY KONICA

Konica copiers are renowned for their high reliability. This reliability is achieved through high-quality design and a solid

service network.

Copier design is a highly complicated and delicate process where numerous mechanical, physical, and electrical aspects

have to be taken into consideration, with the aim of arriving at proper tolerances and safety factors. For this reason, unau-

thorized modifications involve a high risk of degradation in performance and safety. Such modifications are therefore

strictly prohibited. the points listed below are not exhaustive, but they illustrate the reasoning behind this policy.

SAFETY WARNINGS

DANGER : PROHIBITED ACTIONS

Using any cables or power cord not specified by Konica.

Using any fuse or thermostat not specified by Konica. Safety will not be

assured, leading to a risk of fire and injury.

Disabling fuse functions or bridging fuse terminals with wire, metal clips, sol-

der or similar object.

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2. CHECKPOINTS WHEN PERFORMING ON-SITE SERVICE

Konica copiers are extensively tested before shipping, to ensure that all applicable safety standards are met, in order to pro-

tect the customer and customer engineer (hereafter called the CE) from the risk of injury. However, in daily use, any electri-

cal equipment may be subject to parts wear and eventual failure. In order to maintain safety and reliability, the CE must

perform regular safety checks.

2.1 Power Supply

WARNING: Wall Outlet

Check that mains voltage is as specified. Plug the power cord into the dedi-

cated wall outlet with a capacity greater than the maximum power consump-

tion.

If excessive current flows in the wall outlet, fire may result.

If two or more power cords can be plugged into the wall outlet, the total load

must not exceed the rating of the wall outlet.

If excessive current flows in the wall outlet, fire may result.

WARNING: Power Plug and Cord

M k th d i l d i th ll tl t l

kw

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Do not bundle or tie the power cord.

Overheating may occur there, leading to a risk of fire.

Check whether dust is collected around the power plug and wall outlet.

Using the power plug and wall outlet without removing dust may result infire.

Do not insert the power plug into the wall outlet with a wet hand.

The risk of electric shock exists.

When unplugging the power cord, grasp the plug, not the cable.

The cable may be broken, leading to a risk of fire and electric shock.

WARNING: Wiring

Never use multi-plug adapters to plug multiple power cords in the same out-

WARNING: Power Plug and Cord

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2.2. Installation Requirements

Pay attention to the point to which the ground lead is connected.Connecting the ground lead to an improper point such as the points listed

below results in a risk of explosion and electric shock:

a. Gas pipe (A risk of explosion or fire exists.)

b. Lightning rod (A risk of electric shock or fire exists.)

c. Telephone line ground (A risk of electric shock or fire exists in the case

of lightning.)

d. Water pipe or faucet (It may include a plastic portion.)

WARNING: Prohibited Installation Place

Do not place the copier near flammable materials such as curtains or volatile

materials that may catch fire.

A risk of fire exists.

Do not place the copier in a place exposed to water such as rain water.

A risk of fire and electric shock exists.

WARNING: Nonoperational Handling

( )

WARNING: Ground Lead

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The copier generates ozone gas during operation, but it is not sufficient to beharmful to the human body.

If a bad smell of ozone is present in the following cases, ventilate the

room.

a. When the copier is used in a poorly ventilated room

b. When taking a lot of copies

c. When using multiple copiers at the same time

CAUTION: Vibration

When installing the copier, read the Installation Guide thoroughly. Be sure to

install the copier in a level and sturdy place.

Constant vibration will cause problems.

Be sure to lock the caster stoppers.

In the case of an earthquake and so on, the copier may slide, leading to a

injury.

CAUTION: Inspection before Servicing

Before conducting an inspection, read all relevant documentation (service

handbook, technical notices, etc.) and proceed with the inspection following

CAUTION: Ventilation

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Take every care when servicing with the external cover detached.

High-voltage exists around the drum unit. A risk of electric shock exists.

WARNING: Safety Checkpoints

Check the exterior and frame for edges, burrs, and other damages.

The user or CE may be injured.

Do not allow any metal parts such as clips, staples, and screws to fall into the

copier.

They can short internal circuits and cause electric shock or fire.

Check wiring for squeezing and any other damage.

Current can leak, leading to a risk of electric shock or fire.

When disconnecting connectors, grasp the connector, not the cable.

(Specifically, connectors of the AC line and high-voltage parts)


Carefully remove all toner remnants and dust from electrical parts and elec-

DANGER: Work Performed with the Copier Powered

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WARNING: Safety Checkpoints

After replacing a part to which AC voltage is applied (e.g., optical lamp and

fixing lamp), be sure to check the installation state.


Check the interlock switch and actuator for loosening and check whether the

interlock functions properly.

If the interlock does not function, you may receive an electric shock or beinjured when you insert your hand in the copier (e.g., for clearing paper

jam).

Make sure the wiring cannot come into contact with sharp edges, burrs, or

other pointed parts.


Make sure that all screws, components, wiring, connectors, etc. that were

removed for safety check and maintenance have been reinstalled in the orig-

inal location. (Pay special attention to forgotten connectors, pinched cables,

forgotten screws, etc.)

A risk of copier trouble, electric shock, and fire exists.

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3. MEASURES TO TAKE IN CASE OF AN ACCIDENT

DANGER : HANDLING OF SERVICE MATERIALS

Unplug the power cord from the wall outlet.

Drum cleaner (isopropyl alcohol) and roller cleaner (acetone-based) are

highly flammable and must be handled with care. A risk of fire exists.

Do not replace the cover or turn the copier ON before any solvent remnants

on the cleaned parts have fully evaporated.


Use only a small amount of cleaner at a time and take care not to spill any

liquid. If this happens, immediately wipe it off.


When using any solvent, ventilate the room well.

Breathing large quantities of organic solvents can lead to discomfort.

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The Center for Devices and Radiological Health (CDRH) of the U.S. Food and Drug Administration implemented

regulations for laser products manufactured since August 1, 1976. Compliance is mandatory for products mar-

keted in the United States.

This copier is certified as a Class 1 laser product under the U.S.

Department of Health and Human Services (DHHS) Radiation Performance Standard according to the Radiation

Control for Health and Safety Act of 1968. Since radiation emitted inside this copier is completely confined within

protective housings and external covers, the laser beam cannot escape during any phase of normal user opera-

tion.

SAFETY INFORMATION

IMPORTANT INFORMATION

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This machine is provided with the following safety circuits to prevent machine faults from resulting in serious accidents.

Overall protection circuit

Fixing upper lamp /1 (L2), Fixing upper lamp /2 (L3), Fixing lower lamp (L4) overheating prevention circuit

These safety circuits are described below to provide the service engineer with a renewed awareness of them in order to pre-

vent servicing errors that may impair their functions.

1. Overall protection circuit

1.1 Protection by circuit breaker /1 (CBR1) and circuit breaker /2 (CBR2)

CBR1 and CBR2 interrupt the AC line instantaneously when an excessive current flows due to a short in the AC

line.

CAUTION:

The CBR1 and CBR2 functions must not be deactivated under any circumstances.

SAFETY CIRCUITS

NF

CBR1

CBR2

8050sf001

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2. Fixing upper lamp /1 (L2), Fixing upper lamp /2 (L3), Fixing lower lamp (L4) overheating

prevention circuit

2.1 Protection by software

The output voltage from fixing temperature sensor /1 (TH1) and fixing temperature sensor /2 (TH2) is read by the

CPU. If this voltage is abnormal, L2, L3, and L4 are turned OFF by opening main relay (RL1).

CAUTION:

The clearance between the fixing upper roller and TH1 and the clearance between the fixing

lower roller and TH2 must not be changed. When replacing them, make sure to comply with

the specified clearances.

The RL1 function must not be deactivated under any circumstances.

2.2 Protection by the hardware circuit

Control

section

AC driver

section

TS1

PRCB ACDB

TS2

L2

L3

L4

RL1RL1

TH1

TH3

TH2

TH4

FHCB

8050sf002e

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Caution labels shown below are attached in some areas on/in the machine.

When accessing these areas for maintenance, repair, or adjustment, special care should be taken to avoid burns and electric

shock.

INDICATION OF WARNING ON THE MACHINE

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CAUTION

8050sf007e

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CAUTION

8050sf008e

Unplug the machine before removing platen glass.

Debrancher le copieur avant de retirer la vitre d'exposition.

Desenchufe la maquina antes de quitar el vidrio.

Desconecte a unidade da tomada antes de remover o vidro de exposicao.

PS

~

You may be burned or injured if you touch any area that you are advised by any caution label to keep your-

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Konica 8050 Field Service Ver.1.0 Jul. 2003 HOW TO USE THE ADJUSTMENT SECTION

IADJUSTME

NT

I ADJUSTMENT

1. HOW TO USE THEADJUSTMENT SECTION

1.1 Composition

This part "Adjustment" describes items to be

adjusted and their method of adjustment that arerequired by this machine and gives detailed expla-

nations.

A. Checking before starting work

When conducting claims in the field, it is necessary

to check in advance the following:

1. Are the power source and voltage secured in

accordance with the specifications?

2. Is the power source properly grounded?

3. Is any equipment that consumes repeatedly a

lot of electricity connected to the same power

source? (e.g.: Electric noise sources such as

off. So, be sure to unplug the power cord from

the power outlet. Also, when operating the

machine with the power supplied, be careful ofthe scan of the exposure unit and be sure not to

get caught by the gear.

2. The fixing section may be very hot. Be careful

not to get burnt when handling it.

3. The developing unit is strongly magnetized. Be

careful not to bring a watch and instrument near

to the unit.4. Be careful not to damage the drum with a tool.

5. Be careful not to touch IC directly with bare

hands.

2. ADJUSTMENTS WHEN

REPLACING PARTS

Adjustments and setting are required when there

occurs a claim for poor image qulaity. However,

these adjustments (including checking) and setting

are also required when a part is replaced with a new

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LIST OF ADJUSTMENT ITEMS FOR 8050 Konica 8050 Field Service Ver.1.0 Jul. 2003

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NT

3. LIST OF ADJUSTMENT ITEMS FOR 8050

This table shows the list of adjustment items when replacing a part. Items are numbered in " " by the pri-ority if there is any.

Adjustment items

Replacement parts

Mode

Drumcartridge(drum)/Y,

M,

C,

K

PM count PM counter resetting 25

PM cycle set

Parts counter Count of special parts 1st transfer roller /Y, M, C, K

Fixing cleaning unit

Developer /Y, M, C, K

Decurler rollerISW

Board change mode

Process adjustment Drum peculiarity adjustment Blade setting mode 36

LD bias adjustment

Automatic gamma adjustment (0) 4

Automatic developer charge

L detection initial auto. adjustment

Initial drum rotation 1

Image adjustment Magnification adjustment Printer vertical mag. adjustment
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Konica 8050 Field Service Ver.1.0 Jul. 2003

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Developer*1

Transferbe

lt

Beltcleanin

gblade

1sttransfer

roller/Y,

M,

C,

K

Imagecorrectionunit

Chargingcorona/Y,

M,

C,

K

Fixingroller/U,

L

Fixingcleaningunit

Decurlerro

ller

Writeunit/K

Writeunit/Y,

M,

C

Dust-proof

glass/Y,

M,

C,

K

CCDunit

Eachscann

ermirror

Exposurelamp(L1)

Originalgla

ss

Overallcon

trolboard(OACB)

Printercontrolboard(PRCB)

Imageproc

essingboard(IPB)

Operationb

oard/1(OB1)

Memorybo

ard(MB)*2

Registrationroller

RADFcontrolboard(DFCB)

FNScontro

lboard(FNSCB)

Staplerunit

1

1 1 1

2 2 2 1

1

1 2

3 6 2 3 7 7 4 3 1 1

1

2

1

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MODE CHANGE MENU Konica 8050 Field Service Ver.1.0 Jul. 2003

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4. MODE CHANGE MENU

4.1 Setting method

From this screen, the following modes can be

selected without turning off/on the power.

"1 Basic screen"

"2 36 mode"

"3 25 mode"

"4 Key operator mode""5 47 mode"

A. Procedure

5. CHECKING BYTHE P FUNCTION

The P function is a function that allows you to con-

firm the following various numeric values by using

the P button.

[1] Total counter

[2] Full color counter

[3] Mono color counter[4] Monochrome counter

[5] Copier counter

[6] Printer counter

5.1 Checking method of theP function

A. Procedure

1. Turn ON the reset switch (SW1) and the main

switch (SW2).

2. Press the P button and wait until "Enter 4-digit

password to change mode" appears.

3. Input 9272 as the password and press the

START button. (The password is fixed and

cannot be changed.) "Mode changing menu

screen" is displayed.

1. Turn ON the reset switch (SW1) and the main

switch (SW2).

2. Press the P button.

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Konica 8050 Field Service Ver.1.0 Jul. 2003 25 MODE

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6. 25 MODE

6.1 List of adjustment items for25 mode

Adjustment item menu Remarks

1. Software SW setting See the "List of software DIPSW".

2. Paper size setting LCT paper size setting

3. PM count 1. Count reset

2. Change setting

4. Data collection 1. Total count of each paper setting

2. Copy count of each paper size

3. Print count of each paper size

4. RADF count

5. Page fill of each section

6. JAM data of time series

7. JAM count

8. Count of each copy mode

9. SC count

10. JAM count of each section

11. SC count of each section

5. Parts counter 1. Count of special parts

2. Count of each parts

6. Password setting 1. Key operator password 4 digits

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25 MODE Konica 8050 Field Service Ver.1.0 Jul. 2003

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6.2 Setting method

This machine is provided with the 25 mode as anadjustment method. This mode is used when the

memory board (MB) is rewritten or various settings

are made.

A. Procedure

6.3 Setting software DIPSW

A. Setting methodThe software DIPSW is set on "Software SW setting

screen."

Note:

Please note that DIPSW bits are written into

the memory board (MB) each time a change is

made.

B. Meaning of the values displayed on the

screen

1. Turn OFF the main switch (SW2) with the reset

switch (SW1) left ON.

2. While pressing the numeric keys 2 and 5 at the

same time, turn on the SW2. the "25 mode

menu screen" appears.

At this point, the machine enters the 25 mode

with normal copy operations unavailable.

3. Press the item keys on the liquid crystal dis-

play (LCD). A setting screen corresponding to

each item appears.

4. Confirm the input data on the setting screen of

each item.[1] DIPSW number

8050fs1026e[2][1] [3] [4]

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List of software DIPSW

Note: Be sure not to change bits with no particular

reference made of the function.

DIPSW No. Bit Functions 0 1 Default values

Japan Inch Metric

DIPSW1 0 1 1 1

1 0 0 0

2 Print stop method after toner

supply or waste toner full dis-

play

*1 *1 1 1 1

3 *1 *1 0 0 0

4 Prohibition of printing when

the PM count is reached

Not prohibited Prohibited 0 0 0

5 Print number setting until

printing is prohibited after PM

is displayed

*2 *2 0 0 0

6 *2 *2 0 0 0

7 *2 *2 0 0 0

DIPSW2 0 Hard disk connection Disconnected Connected 0 0 0

1 0 0 0

2 0 0 0

3 0 0 0

4 Control of the LT paper feed

assist fan

*3 *3 0 0 0

5 *3 *3 0 0 0

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DIPSW4 0 0 0 01 0 0 0

2 0 1 0

3 0 0 1

4 Recovery from removal of the

key counter

Disabled Enabled 0 1 0

5 APS when change magnifica-

tion

Enabled Disabled 0 1 0

6 Change of fixed magnifica-

tions setting in key operator

mode

Enabled Disabled 1 0 0

7 Large size paper counting

method (Other than PM

counter)

Count as 1 Count as 2 0 0 0

DIPSW5 0 0 0 01 0 0 0

2 0 0 0

3 0 0 0

4 0 0 0

5 Change of the size of the

large size paper

B4, 8.5 x 14 or

larger

A3, 11 x 17 or

larger

0 0 0


Japan Inch Metric

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DIPSW8 0 0 0 01 0 0 0

2 0 0 0

3 0 0 0

4 0 0 0

5 0 0 0

6 Large size paper PM counting

method

Count as 1 Count as 2 0 0 0

7 0 0 0

DIPSW9 0 Operation when the key

counter is removed (copier)

Same as

the stop button

Immediate stop

jam

0 0 0

1 Operation when the key

counter is removed (IP)

Ignored Same as

DIPSW9-0

0 0 0

2 Message switchover *5 *5 0 0 0

3 *5 *5 0 0 04 Copy quantity limit selection *6 *6 0 0 0

5 *6 *6 0 0 0

6 *6 *6 0 0 0

7 *6 *6 0 0 0

DIPSW10 0 Page memory reservation at

power on

No reservation 94MB (177MB

when MU-412

0 0 0


Japan Inch Metric

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DIPSW12 0 0 0 01 Adjustment of the image qual-

ity in the key operator mode


2 0 0 0

3 0 0 0

4 0 0 0

5 0 0 0

6 Black text screen with overlayfunction

*7 Screen *7 Nonscreen 0 0 0

7 0 0 0

DIPSW13 0 Size detection switchover 1 A5, A4R 5.5 x 8.5, 8.5x11R 0 1 0

1 Size detection switchover 2 A6R Post card 1 0 0

2 Size detection switchover 3 8.5 x 14 F4 0 0 1

3 Size detection switchover 4 *8 *8 0 0 0

4 *8 *8 0 1 05 F4 size setting *9 *9 0 0 0

6 *9 *9 0 0 0

7 0 0 0

DIPSW14 0 Size detection switchover 5

(main body)

B4, 11 x 17 / B5,

8.5 x 11 / B5R

8K / 16K / 16KR 0 0 0

1 0 0 0


Japan Inch Metric

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DIPSW16 0 0 0 01 Recognizing the copy reser-

vation function/coin vendor

Copy reservation

function enabled

Coin vendor disabled

Copy reservation

function prohibited

Coin vendor enabled

0 0 0

2 Coin vendor type Parallel

communication

Serial

communication

0 0 0

3 Counting of the key counter in

the printer mode (IP)

Not counted Counted 0 0 0

4 Display of the total count start

date (P function)

Displayed Not displayed 0 0 0

5 0 0 0

6 0 0 0

7 NIC selection for E-Mail

KRDS

IP NIC Copier NIC 0 0 0

DIPSW17 0 Summer time setting *11 *11 0 0 01 *11 *11 1 1 1

2 *11 *11 1 1 1

3 *11 *11 0 0 0

4 Density selection at scanning

the tabed paper

*12 *12 0 0 0

5 *12 *12 0 0 0

6 *12 *12 0 0 0


Japan Inch Metric

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DIPSW20 0 Group stapling mode Disabled Enabled 0 0 01 Image scanning area with

shift function

*15 Normal * 15 Original priority 0 0 0

2 Selection of the stamped

page number

Based on

original

Based on

transfer paper

0 0 0

3 Keyboard layout ABC layout QWERTY layout 0 0 0

4 0 0 0

5 0 0 06 0 0 0

7 0 0 0

DIPSW21 0 0 0 0

1 LCT size setting in the key

operator mode


2 Display of the original count Displayed Not displayed 0 0 0

3 0 0 04 0 0 0

5 0 0 0

6 Selection of the index paper

with APS


7 0 0 0

DIPSW22 0 IP address setting Disabled Enabled 1 1 1


Japan Inch Metric

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DIPSW23 0 0 0 01 Output when EKC (ECM)

user ID is unmatched (IP)

Enabled (counted

as the other user)

Disabled (regis-

tered in JOB list)

0 0 0

2 Precision of the color registration

automatic correction (periodical correction)

*17 Normal *17 Fine 0 0 0

3 Control of the color registration automatic

correction (periodical correction)

*18 Enabled *18 Disabled 0 0 0

4 Main scan correction of the colorregistration automatic correction

(periodic correction)

*19 Enabled *19 Disabled 0 0 0

5 IP gamma correction *20 Enabled *20 Disabled 0 0 0

6 Job memory registration of the spe-

cial paper setting on the by-pass tray


7 0 0 0

DIPSW24 0 0 0 01 Vs/Vp switch control *21 Disabled *21 Enabled 0 0 0

2 Image stabilization control

timing

*22 *22 0 0 0

3 *22 *22 1 1 1

4 0 0 0

5 0 0 0

6 0 0 0


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DIPSW27 0 0 0 01 0 0 0

2 0 0 0

3 0 0 0

4 0 0 0

5 0 0 0

6 0 0 0

7 0 0 0DIPSW28 0 0 0 0

1 0 0 0

2 Toner refresh mode (at job end) *24 Disabled *24 Enabled 0 0 0

3 Toner refresh mode (periodical) *24 Disabled *24 Enabled 0 0 0

4 Printer gamma offset adjust-

ment

*25 Only high

light

*25 Whole area 0 0 0

5 PK punch mode restriction Enabled Disabled 0 0 06 0 0 0

7 Toner refresh mode switchover *26 Y,M,C,K *26 M,C 1 1 1

DIPSW29 0 0 0 0

1 0 0 0

2 0 0 0

3 Include of proof copy to the Not included Included 0 0 0


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IADJUSTMENT

*1 Print stop method after toner supply or waste

toner full display

*2 Print number setting until printing is prohibited

after PM is displayed

*5 Message switchover

*6 Copy quantity limit selection

Mode 1-3 1-2Stops after ejecting

paper in the machine

0 0

Stops at a break

between copy set

0 1

Stops at the end of the

current job

1 0

Does not stop 1 1

Mode 1-7 1-6 1-5

1,000 prints 0 0 0

2,000 prints 0 0 13,000 prints 0 1 0

4,000 prints 1 1 0

5,000 prints 0 0 1

1,000 prints 1 0 1

1,000 prints 0 1 1

1,000 prints 1 1 1

Mode 9-3 9-2

Please insert keycounter

0 0

Please insert copy card 0 1

Please insert coin 1 0

Please insert key

counter

1 1

Mode 9-7 9-6 9-5 9-4

No limit 0 0 0 0

1 sheet 0 0 0 1

3 sheets 0 0 1 0

5 sheets 0 0 1 1

9 sheets 0 1 0 010 sheets 0 1 0 1

20 sheets 0 1 1 0

30 sheets 0 1 1 1

50 sheets 1 0 0 0

99 sheets 1 0 0 1

No limit 1 0 1 0

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*9 F4 size setting

*10 FNS alarm stop method

This setting is used to determine when to stop

if a FNS full alarm is detected.

Functions detected are;

Lower limit of the FNS tray, the number of the

FNS trays, FNS booklet tray, PK punch

scraps, TU scraps and TU stacker

*12 Density selection when scanning the tabed

paper

*13 Fixing temperature selection

Temperature up: Decrease a insufficient

fixing or fixing winding

jamTemperature down: Decrease paper exit curl-

ing or waving

Mode 13-6 13-5

8 x 13 0 08.25 x 13 0 1

8.125 x 13.25 1 0

8.5 x 13 1 1

Mode 15-4 15-3

Stops immediately afterdetection

0 0

Stops at a break

between copy set after

detection

0 1

Does not stop while in

printing

1 0

Mode 17-6 17-5 17-480 0 0 0

40 (most lighter) 0 0 1

60 0 1 0

100 0 1 1

120 1 0 0

160 1 0 1

200 1 1 0255 (most darker) 1 1 1

Mode 19-3 19-2 19-1

Upper roller, lower roller:

-30C

0 0 0

Upper roller, lower roller: 0 0 1

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*15 Image scanning area with shift function

Normal: Compare the original size and the

transfer paper size and the smaller

one is to be the image area.

Original priority:

Original size is to be the image

area.

*16 Number of punch holes

*17 Precision of the color registration automatic

correction (periodical correction)

"Fine" is used when the precision of the color

*19 Main scan correction of the color registration

auto correction (periodical correction)

The color registration corrections, in the main

scanning direction that are periodically per-

formed can be omitted. This is used tempo-

rarily when there is a registration error along

the main scan as a result of a trouble around

the transfer belt unit, or when separating

faulty points.

*20 IP gamma correction

In order to separate difective items when

there is poor images sent from IP. The gammacorrection can be omitted. The gamma correc-

tion table is stored in the IP.

Mode 20-1

Normal 0

Original priority 1

Mode 22-2 22-1

2 holes (for Japan) 0 0

3 holes (for inch area) 0 1

4 holes (for metric area) 1 0 1 1

Mode 23-4Enabled 0

Disabled 1

Mode 23-5

Enabled 0

Disabled 1

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*22 Image stabilization control timing

Correction made:

Correction is performed by sus-

pending print at specified print.

No correction made:

Correction is omitted temporarily to

reduce down time when the

machine cannot be used with SC

due to the malfunction of the drum

potential sensor or gamma sensor.

No correction while in printing:

Correction that is performed by

suspending print at every specified

print is performed after the print job

to reduce down time.

*24 Toner refresh mode (at Job end)

Toner refresh mode (periodical)

When printing coverage is low (5% or less of

each color), rough image, white spot or toner

spillage tend to occur due to toner deteriora-

tion.

The effective measure against these are as

follows.

Toner refresh mode in key operator mode

It is performed by a user's decision when a

problem occurs.

Amount of toner equivalent of 8-sheet A3

solid is developed for all Y, M, C, K.

(It needs to change setting by DIPSW 28-

7)

DIPSW 28-2

For the colors of which print coverage of

the previous job is 5% or less (convert into

A4), solid toner of the difference amount

from the 5% is developed to consume

toner.

PIPSW 28-3

Check the average print coverage for each

Mode 24-3 24-2

Correction made 0 0Correction not made 0 1

No correction while in

printing

1 0

1 1

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*25 Printer gamma offset adjustment

Change the area in which the printer gamma

offset of the 36 mode can be adjusted.

0: High light area only

1: Possible in whole area

*26 Toner refresh mode switchover

Switch over the toner refresh mode function in

the key operator mode.

0: Amount of toner equivalent of 8 sheets A3

solid is developed for all Y, M, C and K to

consume toner.

This setting is effective for rough

image, white spot and toner spillage.

This setting is not so effective for

white line (paper feeding direction).

1: Amount of toner equivalent of 10 sheets

A3 half-tone is developed for M and C to

consume toner.

Thi tti i ff ti f hit li

Mode 28-4

High light area only 0

Possible in whole area 1

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6.4 Paper size setting

Conduct this setting when changing the paper size

of the LCT.

The paper size is available in the standard size,

non-standard size and wide paper.

6.4.1 Standard size setting

A. Procedure

6.4.3 Wide paper setting

A. Procedure

1. Enter the 25 mode.

2. "25 mode menu screen"

Press the [2. Paper size setting] key.

3. "Paper size setting screen"

Press the [Standard size] key.

4. Press the arrow key to select the paper size.

5. Press the [OK] key to return to "25 Mode menu screen."

To invalidate the setting that you have

changed, press the [Cancel ] key and return to

"25 mode menu screen."



Press the [2. Paper size setting] key.

3. "Paper size setting screen"

Press the [Wide paper] key.

4. Press the arrow keys and select the standard

size of the wide paper.

5. Press the [Enter size] key.

6. Press the main scan direction key and enter

the paper size using the arrow keys or numeric

keys.

7. Press the sub-scan direction key and enter the

paper size using the arrow keys or numeric

keys.

8. Press the [OK] key to return to "25 Mode menu

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6.5 PM count setting

Reset the PM count after implementation of the PM

and set and/or change the PM cycle.

The selection of the PM cycle is available in the

total count and the distance in operation of the

developing unit /K. In default, the total count is set.

6.5.1 Count reset

A. Procedure

6.5.2 Change setting

A. Procedure



Press the [3. PM count] key.

3. "PM count/cycle screen"

Press the [Count reset] key.

4. "PM count reset confirmation screen"

Press the [YES] key when resetting the PM

count. The PM count is reset and the starting

date of the PM count is automatically entered.

When the [NO] key is pressed the PM count is



Press the [3. PM count] key.

3. "PM count/cycle screen"

Press the [Page] or [Distance] key.

4. Enter a cycle value through the numeric keys.

Only the upper three digits can be entered.

5. Press the [OK] key to return to "25 Mode menu

screen."


changed, press the [CANCEL] key and returnto "25 mode menu screen."

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6.6 Data collection

It is possible to confirm various data held in the

machine. It is also possible to confirm collected data

by the KRDS, list output and the mail remote notifi-

cation system.

A. Data that can be confirmed

1. Total count of each paper size

2. Copy count of each paper size

3. Print count of each paper size

4. RADF count

5. Page fill of each section

6. JAM data of time series

7. JAM count

8. Count of each copy mode

Count of each copy mode (1)

Count of each copy mode (2)

9. SC count

10. JAM count of each section

11. SC count of each section

Note:

Wh tti DIPSW30 1 t 1 6 t 11 b

B. Data collection confirmation method

(1) Procedure

Note:

The [Count reset] key is shown in the individ-

ual data confirmation screen of the [10. JAM

count of each section] and the [11. SC count



Press the [4. Data collection] key.

3. "Data collection menu screen"

Press the key of a data collection item that you

want to confirm.

To select any succeeding key to the key 11,

press the arrow key.

4. "Individual data confirmation screen"

Press the arrow key to scroll the screen.

5. Press the [PREVIOUS SCREEN] key to return

to "25 mode menu screen."

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C. Details of the data collection

(1) Data collection No. 1 to 3: Total, copy and

printer counts of each paper size

Maximum count: 99,999,999

1 count is made for paper of All types regardless

of the paper size.

All sheets of paper that do not come under the

size of No. 1 to No. 9 are counted as special.

However, SEL and LEF are counted as the same

size.

The non-standard and the wide paper are

NO KRDS parameter

(B1, B6, B8, BD, BE, BF)

For Remark

Japan Inch Metric

1 00 A2 17 x 22 A2 Not used

2 01 A3 11 x 17 A3

3 02 B4 8.5 x 14 B4 (8K)

4 03 A4 8.5 x 11 A4

5 04 B5 5.5 x 8.5 B5 (16K)6 05 A5 A5

7 06 B6 F4

8 07 8.5 x 14

9 08 8.5 x 11 A4

10 09 Special Special Special

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(2) Data collection No. 4: RADF count


(3) Data collection No. 5: Page fill of each sec-

tion

It is possible to confirm the average pixel ratio of

5,000 print sheets of the latest 30 data for each of Y,

M C and K

NO KRDS parameter (F0) Item Remark

1 00 No. of originals fed in ADF mode2 01 No. of originals fed in RADF mode

3 02 No. of originals fed in RDH mode Not used

4 03 No. of originals fed in RRDH mode

5 04 No. of originals fed in LDH mode

6 05 No. of originals fed in CFF mode

7 06 No. of 1 sided SDF original fed

8 07 No. of mix originals fed in ADF mode9 08 No. of mix originals fed in RADF mode

10 09 No. of originals fed in 2 in 1 mode Not used

11 0A No. of 1 sided z-folded original fed

12 0B No. of 2 sided z-folded original fed

13 0C No. of 2 sided SDF original fed Not used

14 0D

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(5) Data collection No. 7: Jam count / No. 10.

JAM count of each section

NO KRDSParameter

(J0)

Jam code is shown onthe LCD display when

DIPSW11-7 is set to 1

Section

1 00 J10-01 By-pass

2 01 J10-02

3 02 J10-03

4 03 J11-01 Tray 1

5 04 J12-01 Tray 2

6 05 J13-01 Tray 3

7 06 J14-01 LCT

8 07 J17-01 Paper

feed9 08 J17-02

10 09 J17-03

11 0A J17-04

12 0B J17-05

13 0C J17-06

14 0D J17-07

15 0E J17-08

16 0F J17-09

17 10 J31-02 Reversed

paper exit18 11 J32-08

19 12 J32 04

33 20 J72-16 FNS

34 21 J72-17

35 22 J72-18

36 23 J72-19

37 24 J72-20

38 25 J72-21

39 26 J72-22

40 27 J72-23

41 28 J72-24

42 29 J72-25

43 2A J72-26

44 2B J72-28

45 2C J72-29

46 2D J72-30

47 2E J72-32 TU

48 2F J72-33

49 30 J72-34

50 31 J72-35 PI

51 32 J72-38 Not used

52 33 J72-39

53 34 J72-40

NO KRDS

Parameter

(J0)

Jam code is shown on

the LCD display when


Section

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75 4A J61-01 DF

76 4B J61-02

77 4C J61-03

78 4D J62-01

79 4E J62-02

80 4F J62-03

81 50 J62-04

82 51 J62-05

83 52 J62-06

84 53 J62-07

85 54 J17-10 LCT

86 55 Not used

87 56

88 57

89 58

90 59

NO KRDS

Parameter

(J0)

Jam code is shown on

the LCD display when


Section

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(6) Data collection No. 8-1: Count of each copy mode (1)

NO KRDS

Parameter

(F1)

Item Count conditions

1 00 1-1 mode

2 01 1-2 mode

3 02 2-1 mode

4 03 2-2 mode

5 04 ADF 1-1 mode

6 05 ADF 1-2 mode

7 06 Mixed original mode

8 07 Tab original mode

9 08 Z-folded original mode

10 09 LEF: Portrait/SEF: Landscape(Reg.)

11 0A LEF: Landscape/SEF: Portrait(Reg.)

12 0B LEF: Portrait/SEF: Landscape(Rev.)

13 0C LEF: Landscape/SEF: Portrait(Rev.)

14 0D Enhance Mode: text/photo

15 0E Enhance Mode: Text

16 0F Enhance Mode: Photo

17 10 Enhance Mode: Map

18 11 Non STD size

19 12 1 oblique staple(Upper left)

20 13 1 bli t l (U i ht)

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44 2B Preset magnification E1

45 2C Preset magnification R4

46 2D Preset magnification R3

47 2E Preset magnification R2

48 2F Preset magnification R1

49 30 User lens mode 1



52 33 Zoom

53 34 Vertical/Hrizontal zoom

54 35 Maximum zoom

55 36 Minimum zoom

56 37 APS

57 38 AMS

58 39 AE (AES)

59 3A User density level 1 (Not used)

60 3B User density level 2 (Not used)

61 3C Interrupted copy

62 3D Auto image rotaion cancellation

63 3E Sheet insertion

64 3F Chapter control

NO KRDS

Parameter

(F1)


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88 57 Numbering

89 58 Set quantity 1

90 59 Set quantity 2-5

91 5A Set quantity 6-10

92 5B Set quantity 11 or more

93 5C Time while power remote 1 is ON Accumulation of time during which the

overall control board is powered

94 5D Time while power remote 2 is ON Accumulation of time during which the

remote power 1 is on (in minutes)

95 5E Time while power remote 3 is ON Accumulation of time during which the

remote power 2 is on (in minutes)

96 5F Time while power remote 4 is ON Accumulation of time during which the

built-in controller operates (in minutes)

97 60 Time during Low Power mode Accumulation of time in the low power

mode (1 count for each minute)

98 61 Time during warm up time Accumulation of warm-up time (in min-

utes)

99 62 Time during front door open Accumulation of time during which the front

door is open (in minutes)

100 63 Ope. Time in 1side straight exit Accumulation of time from the start of

print to the end of print (in minutes)101 64 Ope Time in 1side reverse exit

NO KRDS

Parameter

(F1)



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122 79 N of distortion adjust error (Not used)

123 7A N of ADF distortion data error (Not used)

124 7B Compression memory overflow

125 7C Page memory overflow (scan)

126 7D Page memory overflow (print)

127 7E FNS alarm (tray/trimming)

128 7F FNS alarm (staple)

129 80

130 81 N ofADF special error4 occurred (Not used)

131 82 Store for HDD (Sync. With Copying)

(Not used)

132 83 Store for HDD (SRVmode ScanHDD)

(Not used)

133 84 Store for PC (SRVmode Scan PC)

(Not used)

134 85 Store for PC (SRVmode HDD PC)

(Not used)

135 86 Recall from HDD (SRVmode HDD) (Not used)

136 87 Recall from PC (SRVmode PC) (Not used)

137 88 Image edit count by SRV

138 89 Wide paper count (A3W) or (11 x 17R)

NO KRDS

Parameter

(F1)



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(7) Data collection No. 8-2: Count of each copy mode (2)

NO KRDS

Parameter

(F1)


1 00 ACS

2 01 Full color

3 02 Monochrome

4 03 Mono color (Y)

5 04 Mono color (M)

6 05 Mono color (C)

7 06 Mono color (R)

8 07 Mono color (G)

9 08 Mono color (B)

10 09 DF thick paper

11 0A DF thin paper

12 0B Original type: Printed paper

13 0C Original type: Photo paper

14 0D Original type: Copied paper

15 0E Original type: Inkjet paper

16 0F Original type: Pencil

17 10 Original type: Newspaper

18 11 Screen : Line screen/Smooth tone

19 12 Screen : Line screen/High resolution

20 13 S D t /S th t


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44 2B Paper Type: Exclusive paper B

45 2C Paper Type: Exclusive paper C

46 2D Paper Type: Exclusive paper D

47 2E Paper Weight: 1

48 2F Paper Weight: 2

49 30 Paper Weight: 3




53 34 Multi page enlargement

54 35 Main Tray: Face up

55 36 N of no toner stop occurred (Y)

56 37 N of no toner stop occurred (M)

57 38 N of no toner stop occurred (C)

58 39 N of no toner stop occurred (K)

59 3A N of toner recovery box is full

60 3B N of color regist. auto. adj. Counts 1 per every correction operation

61 3C N of auto stability control Counts 1 per every correction operation

62 3D

63 3E

64 3F

NO KRDS

Parameter

(F1)



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(8) Data collection No. 9: SC occurrence count/

No. 11: Sectional SC occurrence count

NO KRDS

Parameter

(E0)

SC code Section

1 00 SC10-10 Communication

abnormality

2 01 SC13-01 Paper feed motor

abnormality3 02 SC13-02

4 03 SC18-01 Paper feed tray


6 05 SC18-03

7 06 SC18-04

8 07 SC18-50 LT abnormality

9 08 SC18-51

10 09 SC18-60

11 0A SC18-61

12 0B SC18-70

13 0C SC18-71

14 0D SC20-10 Communication

abnormality15 0E SC20-11

16 0F SC20-12

17 10 SC21-01 PCL abnormality

18 11 SC21-02

36 23 SC28-01 High voltageabnormality37 24 SC28-02

38 25 SC28-03

39 26 SC28-04

40 27 SC29-01

41 28 SC29-02

42 29 SC29-03

43 2A SC29-04

44 2B SC29-06 Process

abnormality45 2C SC29-07

46 2D SC29-08

47 2E SC29-09

48 2F SC29-10

49 30 SC29-11

50 31 SC29-12

51 32 SC29-13

52 33 SC29-14

53 34 SC29-15

54 35 SC29-16

55 36 SC29-17

56 37 SC29-18

NO KRDS

Parameter

(E0)

SC code Section


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75 4A SC34-01 High fixingtemperature

abnormality76 4B SC34-02

77 4C SC34-03

78 4D SC34-04

79 4E SC34-05

80 4F SC34-06

81 50 SC34-07

82 51 SC34-08

83 52 SC35-01 Low fixing

temperature


85 54 SC35-03

86 55 SC35-04

87 56 SC35-05

88 57 SC35-06

89 58 SC36-02 Fixing sensorabnormality90 59 SC36-04

91 5A SC36-05

92 5B SC36-06

93 5C SC36-07

94 5D SC36-08

95 5E SC36-09

NO KRDS

Parameter

(E0)

SC code Section

115 72 SC45-01 Color registrationabnormality116 73 SC45-03

117 74 SC45-07

118 75 SC45-08

119 76 SC45-09

120 77 SC45-10

121 78 SC45-11

122 79 SC45-12

123 7A SC45-20

124 7B SC46-01 Image

processing

abnormality125 7C SC46-02

126 7D SC46-03

127 7E SC46-05

128 7F SC46-06

129 80 SC46-07

130 81 SC46-08

131 82 SC46-09

132 83 SC46-11

133 84 SC46-12

134 85 SC46-13

135 86 SC46-14

NO KRDS

Parameter

(E0)

SC code Section


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159 9E SC46-80 Imageprocessing

abnormality160 9F SC46-81

161 A0 SC46-82

162 A1 SC46-83

163 A2 SC46-90

164 A3 SC46-91

165 A4 SC46-98

166 A5 SC46-99

167 A6 SC49-00 Communication

abnormality168 A7 SC49-01

169 A8 SC49-02

170 A9 SC50-01

171 AA SC50-02

172 AB SC50-03

173 AC SC50-04

174 AD SC50-05

175 AE SC50-10

176 AF SC50-11

177 B0 SC52-01 Fan abnormality

178 B1 SC52-02

179 B2 SC52-03

NO KRDS

Parameter

(E0)

SC code Section

197 C4 SC77-02 FNS abnormality198 C5 SC77-03

199 C6 SC77-04

200 C7 SC77-05

201 C8 SC77-06

202 C9 SC77-07

203 CA SC77-08

204 CB SC77-11

205 CC SC77-12

206 CD SC77-13

207 CE SC77-14

208 CF SC77-21

209 D0 SC77-22

210 D1 SC77-25

211 D2 SC77-26

212 D3 SC77-31 TU abnormality

213 D4 SC77-32

214 D5 SC77-33

215 D6 SC77-34

216 D7 SC77-35

217 D8 SC77-36

NO KRDS

Parameter

(E0)

SC code Section


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240 EF SC80-11 ISW abnormality241 F0 SC80-21

242 F1 SC80-30

243 F2 SC80-31

244 F3 SC80-32

245 F4 SC80-40 Main body

abnormality246 F5 SC89-01

247 F6 SC89-02

248 F7 SC89-03

249 F8 SC89-04

250 F9

251 FA

252 FB

253 FC

254 FD

255 FE

256 FF

257 G0

258 G1

259 G2

260 G3

NO KRDS

Parameter

(E0)

SC code Section


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6.7 Parts counter

The following are conducted with respect to each

replacement part: display of copy count used, reset-

ting of count, setting of limit value, and new registra-

tion of replacement parts.

The copy count by parts that need to be replaced

includes the following:

Count of special parts

Count of each parts

6.7.1 Count of special parts

When a periodically replaced part is replaced, reset

the counter of the part that has been replaced.

Display the name, part number and the copy count

of a replacement part that has been registered, and

reset the count.

A. Procedure




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B. Count of special parts list

NO KRDS

Parameter

(F1)

Parts name P/N

(Parts No.)

Count conditions

1 00 Toner collection box 65AA-245 *1

2 01 Ozone filter /1 (Right side) 65AA1043

3 02 Deodorant filter (Rear side) 65AA1137

4 03 Dust-proof filter /1 (Right side) 65AA1044

5 04 Dust-proof filter /2 (Rear side) 65AA-142

6 05 Charging dust proof filter 65AA-387

7 06 Drum cartridge /Y 65AA-200 *2

8 07 Drum /Y 65AA-219

9 08 Drum cleaning blade /Y 65AA2003

10 09 Lubricant applying unit /Y 65AA-202

11 0A

12 0B Drum cartridge /M 65AA-200

13 0C Drum /M 65AA-219

14 0D Drum cleaning blade /M 65AA2003

15 0E Lubricant applying unit /M 65AA-202

16 0F

17 10 Drum cartridge /C 65AA-200 *2

18 11 Drum /C 65AA-219

19 12 Drum cleaning blade /C 65AA2003


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44 2B 1st transfer roller /K 65AA2604 *1

45 2C 2nd transfer roller /U 65AA2611

46 2D Transfer belt separation claw 65AA-287

47 2E Tranfer belt cleaning unit 65AA-275

48 2F Belt cleaning brush unit 65AA-288

49 30 Toner collection sheet /1 65AA-293

50 31 Belt cleaning blade 65AA2630

51 32 2nd transfer roller /L 65AA4501

52 33 Separation discharging

unit

65AA-452

53 34 Fixing cleaning unit 65AA-573

54 35 Fixing roller /U 65AA5301

55 36 Fixing roller /L 65AA5302

56 37 Developer /Y (Page) 65AA3079 *2

57 38 Developer /Y (Page) 65AA3080

58 39 Developer /C (Page) 65AA3081

59 3A Developer /K (Page) 65AA3082 *1

60 3B Developing unit /Y 65AA-300 *2

61 3C Developing unit /M 65AA-300

62 3D Developing unit /C 65AA-300

NO KRDS

Parameter

(F1)

Parts name P/N

(Parts No.)

Count conditions


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75 4A By-pass gate solenoid 12QR-263 1 count for each A4 / B5 / 8.5 x 11 / 16K

copy exit in the staple mode

76 4B Tri-folding gate SD 12QR-263 1 count for each copy exit in the three-

folding mode

77 4C Pl conveyance clutch /U 13QN8201 1 count for each paper feed in PI upper

stand78 4D Pl feed roller /A /U 50BA-574

79 4E Pl feed roller /B /U 50BA-575

80 4F Pl reverse roller /U 13QN-443 1 count for each paper feed in PI upper

stand81 50 Pl torque limiter /U 13QN4073

82 51 Pl conveyance clutch /L 13QN8201 1 count for each paper feed in PI lower

stand83 52 Pl feed roller /A /L 50BA-574

84 53 Pl feed roller /B /L 50BA-575

85 54 Pl reverse roller /L 13QN-443

86 55 Pl torque limiter /L 13QN4073

87 56 Trimmer blade 13LHK001/002 1 count for each cutter operation

88 57 PK punching unit (2 hole) 14EA/14EF 1 count for each punch operation

89 58 PK punching unit (3 hole) 14EB

90 59 PK punching unit (4 hole) 14EE/14EG

91 5A

92 5B ADF paper feed roller 13YH4064 Original passage count in all modes

NO KRDS

Parameter

(F1)

Parts name P/N

(Parts No.)

Count conditions


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105 68 Pl regist clutch 13QN8202 1 count each time PI feeds a sheet

106 69 Punch motor 54008004 1 count for each punch operation

107 6A

108 6B Paper exit roller /A 122H4825 1 count for each FNS main tray paper exit

109 6C Intermediate conveyance

roller

13QE4531 1 count for each sheet in each of the

FNS flat stapling, stitch-and-fold, folding

and three-folding modes110 6D Stacking assist roller 20AK4210

111 6E

112 6F Fixing torque limiter 65AA5365 *1

113 70 Registration cleaning

sheet

65AA4609 1 count for each paper exit in the single

side copy mode

2 counts in the double side copy mode

114 71 Ball bearing /U 45407504 *1

115 72 Heat insulating sleeve /U 45405339

116 73 Intermediate convery. clutch /1 56AA8201 1 count for each paper exit in the single

side copy mode


117 74 Intermediate convery. clutch /2 56AA8201

118 75 Intermediate convery. clutch /3 56AA8201

119 76 Feed/Dfeed rubber (Tray-1) 25SA4096 1 count for each paper exit of paper sup-

plied from the tray 1

120 77 Feed/Dfeed rubber (Tray-2) 25SA4096 1 count for each paper exit of paper sup-

NO KRDS

Parameter

(F1)

Parts name P/N

(Parts No.)

Count conditions


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134 85 ADU conveyance clutch /1 56AA8201 1 count for each paper exit in the double

side copy mode (no count is made in the

single side copy mode)

135 86 ADU conveyance clutch /2 56AA8201

136 87 ADU pre-registration clutch 56AA8201

137 88 Ball bearing /L 26NA5371 *1

138 89 Heat insulating sleeve /L 65AA5371

139 8A Fixing drive gear 65AA7727

140 8B Decurler roller 65AA4905 1 count for each paper exit in the single

side copy mode


141 8C LCT paper feed roller 55VA-484 1 count for each paper exit of paper sup-

plied from the LCT142 8D LCT feed/Dfeed roller 55VA-483

143 8E LCT feed clutch 56AA8201

144 8F LCT pre-registration clutch 56AA8201

145 90 Paper feed clutch (Tray-1) 56AA8201 1 count for each paper exit of paper sup-

plied from the tray 1146 91 Pre-regist. clutch (Tray-1) 56AA8201





151 96 Paper feed clutch (By-pass) 56AA8202 1 count for each paper exit of paper sup-

NO KRDS

Parameter

(F1)

Parts name P/N

(Parts No.)

Count conditions


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6.7.2 Count of each parts

This is used when you want to control the part

counter.

Set the part name, part number and the limit value,

and display and reset the copy count.

Up to 30 data from No. 01 to No. 30 can be set. A

count is taken for each passage of paper, regard-

less of the paper size.

Reference:

When the copy count is in excess of a limit

value, an asterisk [*] is shown to the left of No.

A. Setting of each replacement part and dis-

play of the copy count

(1) Procedure

B. Resetting of each replacement part

(1) Procedure



Press the [5. Parts counter] key.

3. "Parts counter menu screen"

P th [2 C t f h t ] k



Press the [5. Parts counter] key.

3. "Parts counter menu screen"

Press the [2. Count of each parts] key.

4. "Count of each part screen"Press the arrow key to select a number you

want to set or change.

5. Press the [COUNT RESET] key.

6. "Parts count reset screen"

Press the [YES] key when resetting a part

count. This resets the part counter.

Pressing the [NO] key returns to "Count of

each part" with the part count not reset.


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C. Relationship between each data No. and

KRDS parameter

NO PARTS NAME P/N COUNT LIMIT

1 Z4:00 Z3:00 G0:00 H0:00

2 Z4:01 Z3:01 G0:01 H0:01

3 Z4:02 Z3:02 G0:02 H0:02

4 Z4:03 Z3:03 G0:03 H0:03

5 Z4:04 Z3:04 G0:04 H0:04

6 Z4:05 Z3:05 G0:05 H0:05

7 Z4:06 Z3:06 G0:06 H0:06

8 Z4:07 Z3:07 G0:07 H0:07

9 Z4:08 Z3:08 G0:08 H0:08

10 Z4:09 Z3:09 G0:09 H0:09

11 Z4:0A Z3:0A G0:0A H0:0A

12 Z4:0B Z3:0B G0:0B H0:0B

13 Z4:0C Z3:0C G0:0C H0:0C

14 Z4:0D Z3:0D G0:0D H0:0D

15 Z4:0E Z3:0E G0:0E H0:0E

16 Z4:0F Z3:0F G0:0F H0:0F

17 Z4:10 Z3:10 G0:10 H0:10

18 Z4:11 Z3:11 G0:11 H0:11

19 Z4:12 Z3:12 G0:12 H0:12

20 Z4:13 Z3:13 G0:13 H0:13


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6.8 Password setting

Set the following passwords.

Key operator password (4 digits): Password

used to enter the key operator mode.

EKC master key code (8 digits): Password

required when entering various EKC setting

modes.

Weekly timer password (4 digits): Password

required when entering various weekly timer set-

ting modes.

Note:

A password can be set only when the set-

ting for use of the weekly timer is set to

"Use" in the key operator mode.

A. Procedure

6.9 Telephone number setting

Set the customer support center telephone and FAX

numbers that are used in an emergency for a ser-

vice call and shown on the basic screen for help.

A. Procedure



Press the [6. Password setting] key.

3. "Password setting mode screen"

P th k f it t t t



Press the [7. Telephone number setting] key.

3. "Customer support TEL/FAX setting screen"

Press either of the [Service centre Telephone

number (16 digits)] and [Service centre FAX

number (16)] keys that you want to set.

4. Enter a TEL or FAX number through thenumeric keys.

5. Press the [OK] key to update the data.


changed, press the [CANCEL] key.


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6.10 M/C serial number setting

Display and set the serial numbers of the main body

and options.

A. Procedure

Note:

The serial number of the main body cannot be

6.11 Indication of ROM version

Display the ROM version of the main body and

options.

A. Procedure

6.12 KRDS setting

See the "KRDS manual."

6.13 ISW



Press the [8. M/C serial number setting] key.

3. "Serial number setting mode screen"

Press the key of an item you want to set and

enter a serial number through the alphanu-

meric keys.


5. To invalidate the setting that you have




Press the [9. Indication of ROM version] key.

3. "Indication of ROM version screen"

Each ROM version is displayed.

4. Press the [PREVIOUS SCREEN] key to return

to "25 mode menu screen."


6 14 S tti d t i t 6 15 B d h d

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6.14 Setting date input

Set the starting date of the total counter that is dis-

played on the LCD in the P function.

A. Procedure

6.15 Board change mode

When changing any of the following four types of

boards, be sure to set the serial number of the main

body in this setting.

OPERATION (operation board /1)

OVERALL CB (overall control board)

NVRAM (memory board)

PRINTER (printer control board)

Note:

The number of boards that can be replaced at

the same time is restricted only to two boards.

A. Procedure



Press the [12.Setting date input] key.

3. "Setting date input screen"

Enter an installation date through the numeric

keys.


5. To invalidate the setting that you have




Press the [13. Board change mode] key.

3. "Bo

Konica 8050 SM

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