Service manual

FrameMaker Ver.5.5E(PC) CF2002/CF3102
02.07.02
ii
(4) Replacing the Fusing Unit ............................................................... E-26
DIS/REASSEMBLY, ADJUSTMENT
1. SERVICE INSTRUCTIONS .............................................................................D-1
1-1. IDENTIFICATION OF FUSES .................................................................D-1
1-2. PARTS WHICH MUST NOT BE TOUCHED ...........................................D-2
(1) Red painted Screws ........................................................................ D-2
(2) Variable Resistors on Board ............................................................D-2
2. DISASSEMBLY/REASSEMBLY ......................................................................D-3
2-1. DOORS, COVERS, AND EXTERIOR PARTS:
IDENTIFICATION AND REMOVAL PROCEDURES ...............................D-3
2-2. REMOVAL OF CIRCUIT BOARDS AND OTHER ELECTRICAL
COMPONENTS .......................................................................................D-5
(1) Removal of the CCD Unit ................................................................D-8
(2) Removal of the Image Processing Board and Image Processing
Interface Board ................................................................................D-10
(3) Removal of the Image Control Board ..............................................D-12
(4) Removal of the High Voltage Unit (PC Drum CH.),
High Voltage Unit (Image Transfer, Neutralizing),
High Voltage Unit (Developing Bias),
and Paper Size Detecting Board .....................................................D-13
(5) Removal of DC Power Supply 1 ......................................................D-15
2-3. Removal of Units .....................................................................................D-16
(1) Removal of the Toner Hopper Unit ..................................................D-16
(2) Removal of the LPH Unit .................................................................D-17
2-4. Disassembly of the IR Unit ......................................................................D-19
(1) Removal of the Scanner Motor ........................................................D-19
(2) Remove of the Scanner Assy ..........................................................D-20
(3) Removal of the Scanner Drive Cables ............................................D-21
(4) Winding of the Scanner Drive Cables ..............................................D-23
2-5. CLEANING AND DISASSEMBLY OF THE ENGINE PARTS .................D-28
(1) Cleaning of the Transfer Belt Unit ...................................................D-28
(2) Removal of the Imaging Unit Motor C/M/Y/Bk .................................D-29
(3) Removal of the Main Motor .............................................................D-30
(4) Removal of the Fusing Drive Motor .................................................D-31
(5) Removal of the Fusing Pressure/Retraction Motor ..........................D-31
(6) Removal of the 1st Image Transfer Pressure/Retraction Motor ......D-33
(7) Removal of Toner Replenishing Motor C/Bk ...................................D-33
(8) Removal of Toner Replenishing Motor Y/M .....................................D-34
(9) Removal of the 2nd Image Transfer Pressure/Retraction Motor .....D-34
(10) Removal of the Transport Roller Motor ...........................................D-35
(11) Removal of AIDC/Registration Sensor 1/2 ......................................D-37
(12) Removal of the LPH Assy ................................................................D-38
(13) Removal of ATDC Sensor Y/M/C ....................................................D-40
(14) Removal of the LED Drive Board ....................................................D-41
3. ADJUSTMENTS ..............................................................................................D-42
3-1. ADJUSTMENT JIGS AND TOOLS USED ...............................................D-42