Minolta Di350 - SERVICE INSTRUCTIONS; Component Identification and Precautions

FrameMaker Ver.5.5E(PC) Di350 DIS/REASSEMBLY, ADJUSTMENT
98.12.09
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CONTENTS
1. SERVICE INSTRUCTIONS .............................................................................D-1
1-1. IDENTIFICATION OF FUSES AND CIRCUIT BREAKERS ....................D-1
1-2. PRECAUTIONS FOR HANDLING THE LASER EQUIPMENT ...............D-1
1-3. INSTRUCTIONS FOR HANDLING THE PWBs WITH MOS ICs .............D-2
1-4. HANDLING OF THE IMAGING CARTRIDGE .........................................D-2
1-5. PARTS WHICH MUST NOT BE TOUCHED ...........................................D-3
(1) Red painted Screws ........................................................................D-3
(2) Variable Resistors on Board ............................................................D-3
(3) Other Screws ...................................................................................D-3
2. DISASSEMBLY/REASSEMBLY ......................................................................D-4
2-1. DOORS, COVERS, AND EXTERIOR PARTS: IDENTIFICATION AND
REMOVAL PROCEDURES .....................................................................D-4
2-2. REMOVAL OF CIRCUIT BOARDS AND OTHER ELECTRICAL
COMPOMENTS .......................................................................................D-7
2-3. PAPER TAKE-UP/TRANSPORT SECTION ............................................D-10
(1) Replacement of the Paper Take-Up Roll .........................................D-10
(2) Replacement of the Paper Dust Remover .......................................D-10
(3) Cleaning of the Paper Dust Remover ..............................................D-11
(4) Cleaning of the Side Cover ..............................................................D-11
(5) Cleaning of the Duplex Unit Cover ..................................................D-11
2-4. OPTICAL SECTION ................................................................................D-12
(1) Removal of the IR Unit ....................................................................D-12
(2) Removal of the PH Unit ...................................................................D-13
(3) Removal of the CCD Unit ................................................................D-15
(4) Cleaning of the Scanner Rails/Bushings .........................................D-15
(5) Cleaning of the Mirrors ....................................................................D-16
(6) Cleaning of the Lens ........................................................................D-16
(7) Cleaning of the Original Glass .........................................................D-16
(8) Removal of the Scanner ..................................................................D-16
(9) Removal of the Scanner Drive Cables ............................................D-18
(10) Winding of the Scanner Drive Cables ..............................................D-19
2-5. IMAGE TRANSFER SECTION ................................................................D-23
(1) Removal of the Image Transfer Roller .............................................D-23
(2) Cleaning of the Comb Electrode ......................................................D-23
(3) Cleaning of the Pre-Image Transfer Guide Plate ............................D-24
(4) Replacement of the Ozone Filter .....................................................D-24
2-6. DEVELOPING SECTION ........................................................................D-25
(1) Removal of the Imaging Cartridge ...................................................D-25
2-7. FUSING SECTION ..................................................................................D-26
(1) Removal of the Fusing Unit .............................................................D-26
(2) Removal of the Fusing Roller Heater Lamp, Fusing Right Roller,
Fusing Left Roller, Fusing Roller Thermistor, Fusing Roller
Thermostat, and Fusing Roller Heater Lamp Fuse .........................D-26
3. ADJUSTMENT .................................................................................................D-29
3-1. ADJUSTMENT JIGS AND TOOLS USED ...............................................D-29
3-2. ADJUSTMENT REQUIREMENT LIST ....................................................D-29