Minolta Di350 Service Manual page 129

FrameMaker Ver.5.5E(PC) Di350 DIS/REASSEMBLY, ADJUSTMENT
98.12.09
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
CONTENTS
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