Table Of Contents - Minolta EP1054 Service Manual

FrameMaker Ver.5.5(PC) EP1054/EP1085/EP2030 DIS/REASSEMBLY, ADJUSTMENT
98.04.13
1. SERVICE INSTRUCTIONS ............................................................................. D-1
1-1. INSTRUCTIONS FOR HANDLING THE PWBs WITH MOS ICs ............. D-1
1-2. HANDLING OF THE PC DRUM .............................................................. D-1
1-3. PARTS WHICH MUST NOT BE TOUCHED ........................................... D-4
(1) Screws ............................................................................................. D-4
(2) Variable Resistors on Board ............................................................ D-4
(3) Other Screws ................................................................................... D-4
2. DISASSEMBLY/REASSEMBLY ...................................................................... D-5
2-1. DOORS, COVERS, AND EXTERIOR PARTS: IDENTIFICATION AND
REMOVAL PROCEDURES ..................................................................... D-5
2-2. REMOVAL OF PWBs .............................................................................. D-8
2-3. BELT INSTALLATIONS ........................................................................... D-10
2-4. PAPER TAKE-UP/TRANSPORT SECTIONS ......................................... D-11
(1) Removal of the Paper Take-Up Unit ................................................ D-11
(2) Removal of the Paper Take-Up Rolls .............................................. D-12
(3) Cleaning of the Paper Take-Up Rolls .............................................. D-12
(4) Removal of the Suction Unit ............................................................ D-12
(5) Disassembly of the Suction Unit ...................................................... D-13
(6) Replacement of the Paper Lifting Springs (2nd Drawer):
23 cpm copier only .......................................................................... D-14
(7) Disassembly of the Multi Bypass Table
(15/18 cpm copier: OPTION) ........................................................... D-15
2-5. OPTICAL SECTION ................................................................................ D-20
(1) Removal of the Lens Drive Cable .................................................... D-20
(2) Winding of the Lens Drive Cable ..................................................... D-21
(3) Removal of the Scanner Drive Cable .............................................. D-22
(4) Winding of the Scanner Drive Cable ............................................... D-25
(5) Removal of the Scanner .................................................................. D-29
(6) Cleaning of the Exposure Lamp ...................................................... D-29
(7) Cleaning of the 1st/2nd/3rd Mirrors ................................................. D-30
(8) Cleaning of the Lens and 4th Mirror ................................................ D-30
(9) Cleaning of the Optical Section Cooling Fan Filter
(15/18 cpm copier only) ................................................................... D-30
2-6. IMAGING UNIT ........................................................................................ D-31
(1) Disassembly, Cleaning, Replacement and Starter Changing of
the Imaging Unit .............................................................................. D-31
(2) Cleaning of the Main Erase Lamp ................................................... D-35
(3) Cleaning of the Image Erase Lamp ................................................. D-35
2-7. PC DRUM CHARGE CORONA/IMAGE TRANSFER CORONA UNIT .... D-37
(1) Cleaning of the PC Drum Charge Corona Housing ......................... D-37
(2) Cleaning of the PC Drum Charge Corona Grid Mesh ..................... D-38
(3) Cleaning of the Comb Electrode ...................................................... D-38
(4) Cleaning of the Image Transfer/Paper Separator Coronas Wires ... D-38
(5) Cleaning of the Image Transfer/Paper Separator Coronas
Housing ........................................................................................... D-39
(6) Cleaning of the Lower Pre-Image Transfer Guide Plate .................. D-39
CONTENTS
i