Service manual

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CONTENTS

3 DIS./ASSEMBLY2 ADJUSTMEN 3 DIS./ASSEMBLY1 DIS./ASSEMBLY3 DIS./ASSEMBLY

ISW 3 DIS./ASSEMBLY3 SERVICE3 DIS./ASSEMBLY

4 ELECTRIC PARTS LIST

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 CIRCUITS . . . . . . . . . . . . . . . . . . . S-10

INDICATION OF WARNING ON THE MACHINE

. . .S-12

1. DISASSEMBLY/ASSEMBLY

EXTERNAL SECTION........................................... 1-A-1

[1] Replacing the Ozone Filter .....................1-A-1

[2] Replacing the Developing Suction

Filter .......................................................1-A-1

[3] Removing and Reinstalling the External

Covers ....................................................1-A-2

[4] Changing the Operation Panel Attachment

Angle and Removing/Reinstalling ..........1-A-4

[5] Resetting the Circuit Breaker ................. 1-A-6

DRIVE SECTION...................................................1-B-1

[1] Removing and Reinstalling the Drum

Motor(M2)...............................................1-B-1

[2] Removing and Reinstalling the Fixing

Input Gear ..............................................1-B-2

SCANNER SECTION ............................................1-C-1

[1] Screws that Must not be Removed ........1-C-1

[2] Removing and Reinstalling the

CCD Unit ................................................1-C-1

[3] Replacing the Exposure Lamp ...............1-C-2

[4] Removing and Reinstalling

the Exposure Unit...................................1-C-3

[5] Installing the Optics Wire........................1-C-4

[6] Cleaning the Slit Glass

and Platen Glass ....................................1-C-6

WRITE SECTION ..................................................1-D-1

[1] Removing and Reinstalling

the Write Unit..........................................1-D-1

[2] Cleaning the Dust-proof Glass ...............1-D-2

DRUM UNIT...........................................................1-E-1

[1] Removing and Reinstalling

the Drum Unit ......................................... 1-E-1

[2] Installing the Coupling ............................1-E-2

[3] Removing, Cleaning, and Reinstalling

the Drum.................................................1-E-3

[4] Removing and Reinstalling the Separation

Claws and Separation Claw Solenoid .... 1-E-4

[5] Removing and Reinstalling the Toner

Control Sensor Board .............................1-E-6

CORONA UNIT...................................................... 1-F-1

[1] Screws that Must not be Removed ........ 1-F-1

[2] Removing and Reinstalling the Charging

Corona Unit ............................................ 1-F-1

[3] Removing and Reinstalling the Charge

Control Plate........................................... 1-F-2

[4] Replacing the Charging Wires................ 1-F-2

[5] Removing and Reinstalling the Charging

Wire Cleaning Unit ................................ 1-F-3

[6] Removing and Reinstalling the PCL....... 1-F-3

[7] Cleaning the Charging Corona

Unit/PCL ................................................. 1-F-4

[8] Removing and Reinstalling the Transfer/

Separation Corona Unit.......................... 1-F-4

[9] Removing and Reinstalling the Plunger

Prevention Plate ..................................... 1-F-5