Xerox WorkCentre 5020 - 4 Repairs and Adjustments

July, 2007
4-1
WorkCentre 5020
Repairs and Adjustments
Initial Issue
4 Repairs and Adjustments
Introduction
Introduction ..................................................................................................................... 4-3
Repairs
1. Drive
REP 1.1.1 IOT Motor (SCC)............................................................................................ 4-5
2. Paper Transport
REP 2.2.1 Tray 1 Feed Clutch (SCC) ............................................................................. 4-7
REP 2.3.1 Tray 1 Feed Roll (SCC) ................................................................................. 4-9
REP 2.5.1 Tray 1 Feed Sensor...................................................................................... 4-10
REP 2.7.1 Tray 1 No Paper Sensor............................................................................... 4-12
REP 2.8.1 Registration (SCC)......................................................................................... 4-13
3. ROS
REP 3.1.1 ROS (SCC).................................................................................................... 4-17
4. CRU
REP 4.1.1 Drum Cartridge .............................................................................................. 4-19
REP 4.2.1 Toner Empty Sensor...................................................................................... 4-20
REP 4.2.2 Erase Lamp ................................................................................................... 4-21
REP 4.3.1 Transfer Module............................................................................................. 4-23
REP 4.4.1 Corotron Wire ................................................................................................ 4-27
5. Fuser
REP 5.1.1 Fuser (SCC)................................................................................................... 4-29
REP 5.1.2 Temperature Control Sensor Assembly......................................................... 4-31
REP 5.1.3 Fuser Lamp.................................................................................................... 4-32
REP 5.1.4 Fuser Roll ...................................................................................................... 4-35
REP 5.1.5 Fuser Pressure Roll....................................................................................... 4-38
6. Exit
REP 6.1.1 Exit Transport ................................................................................................ 4-39
7. Simplex Module and Bypass Tray
REP 7.1.1 Simplex Module ............................................................................................. 4-43
REP 7.5.1 Bypass Feed Roll........................................................................................... 4-45
8. Electrical
REP 8.1.1 AIOC PWB (SCC).......................................................................................... 4-47
REP 8.1.2 LVPS (SCC)................................................................................................... 4-50
REP 8.2.1 HVPS (SCC).................................................................................................. 4-53
REP 8.3.1 Control Panel (SCC)...................................................................................... 4-56
REP 8.4.1 User Interface PWB (SCC)............................................................................ 4-58
9. Cover
REP 9.1.1 Output Tray.................................................................................................... 4-61
REP 9.1.2 Front Left Cover............................................................................................. 4-62
REP 9.2.1 Rear Cover .................................................................................................... 4-63
REP 9.2.2 Right Cover.................................................................................................... 4-64
10. IIT
REP 10.1.1 IIT Platen Cover........................................................................................... 4-65
REP 10.2.1 IIT Upper Cover (SCC) ................................................................................ 4-66
REP 10.3.1 IIT Carriage (SCC)....................................................................................... 4-67
REP 10.3.2 Flexible Print Cable (SCC)........................................................................... 4-73
REP 10.6.1 Exposure Lamp............................................................................................ 4-75
REP 10.7.1 Carriage Cable and Drum............................................................................ 4-76
REP 10.7.2 Inverter PWB................................................................................................ 4-79
11. Single Tray Module
REP 11.1.1 Tray 2........................................................................................................... 4-83
REP 11.1.2 Single Tray Module (Separation from IOT).................................................. 4-83
REP 11.4.1 Tray 2 Feed Roll .......................................................................................... 4-85
REP 11.4.2 Tray 2 Retard Roll........................................................................................ 4-87
REP 11.5.1 STM Feed Sensor........................................................................................ 4-90
REP 11.5.2 STM PWB (SCC)......................................................................................... 4-91
REP 11.6.1 STM Feed Clutch......................................................................................... 4-92
REP 11.6.2 STM Feed Motor.......................................................................................... 4-93
REP 11.7.1 STM No Paper Sensor................................................................................. 4-94
Adjustments
ADJ 8.1.1 Edge Erase Adjustment.................................................................................. 4-95
ADJ 8.1.2 Controller Firmware Version Upgrade............................................................ 4-95
ADJ 10.3.1 IIT Lead Edge/Side Edge Registration......................................................... 4-96
ADJ 11.1.1 Carriage Assembly Alignment (Parallelism)................................................. 4-97