5/2011
4-1
Phaser 4600/4620 Printer Service Manual
Repairs
Revision - Xerox Internal Use Only
4 Repairs
REP 1.2 Fuser Drive Board............................................................................................. 4-3
REP 1.3 Fuser Drive Board Assembly............................................................................ 4-3
REP 1.4 HVPS................................................................................................................ 4-4
REP 1.5 SMPS................................................................................................................ 4-7
REP 1.6 Top Door Interlock Switch................................................................................. 4-10
REP 1.7 SMPS Fan ........................................................................................................ 4-10
REP 2.1 Control Panel Assembly ................................................................................... 4-11
REP 2.2 Control Panel Board ......................................................................................... 4-13
REP 3.4 MCU Board....................................................................................................... 4-15
REP 3.5 IP Board Cage .................................................................................................. 4-16
REP 3.6 IP Board............................................................................................................ 4-17
REP 4.1 Main Drive Assembly........................................................................................ 4-19
REP 4.2 Tray 2 Feed Clutch ........................................................................................... 4-20
REP 4.3 Registration Clutch ........................................................................................... 4-22
REP 4.4 Feed Drive Assembly........................................................................................ 4-23
REP 4.5 Right Side Chassis Fan.................................................................................... 4-24
REP 6.1 Laser Unit ......................................................................................................... 4-24
REP 7.0 Tray 1 Feeder Assembly................................................................................... 4-25
REP 7.3 Tray 1 Pick-up Assembly.................................................................................. 4-26
REP 7.5 Tray 1 Separator Assembly .............................................................................. 4-28
REP 7.6 Tray 2 Feeder Assembly................................................................................... 4-30
REP 7.7 Tray 2 Lift Motor................................................................................................ 4-36
REP 7.8 Tray 2 Lift Gear................................................................................................. 4-36
REP 7.15 Tray 1 No Paper Sensor ................................................................................. 4-37
REP 7.16 Tray 1 Feed Clutch ......................................................................................... 4-38
REP 7.20 Tray Separator Roller ..................................................................................... 4-38
REP 7.21 Tray Separator Clutch..................................................................................... 4-39
REP 7.22 Tray Front Cover............................................................................................. 4-39
REP 7.23 Tray Media Level Indicator ............................................................................. 4-40
REP 7.24 Feeder Front Cover ........................................................................................ 4-41
REP 7.25 Feeder Right Cover ........................................................................................ 4-41
REP 7.26 Feeder Left Cover........................................................................................... 4-42
REP 7.27 Feeder Rear Cover......................................................................................... 4-42
REP 7.28 Feeder Board.................................................................................................. 4-43
REP 7.29 Feeder Lift Motor ............................................................................................ 4-43
REP 7.30 Feeder Size Switch......................................................................................... 4-44
REP 7.31 Upper Option Harness.................................................................................... 4-45
REP 7.32 Lower Option Harness.................................................................................... 4-46
REP 7.33 Left Side Frame .............................................................................................. 4-47
REP 7.34 Right Side Frame............................................................................................ 4-48
REP 7.35 Feeder No Paper Sensor................................................................................ 4-49
REP 7.36 Feeder No Paper Sensor Actuator ................................................................. 4-50
REP 7.37 Feeder Level Sensor ...................................................................................... 4-52
REP 7.38 HCF Rear Cover............................................................................................. 4-53
REP 7.39 HCF Right Cover ............................................................................................ 4-54
REP 7.40 HCF Left Cover............................................................................................... 4-54
REP 7.41 HCF Caster..................................................................................................... 4-55
REP 7.42 HCF Reduction Gear Assembly...................................................................... 4-55
REP 7.43 HCF Front Door Interlock Switch.................................................................... 4-56
REP 7.44 HCF Control Board ......................................................................................... 4-56
REP 7.45 HCF Lift Motor Assembly................................................................................ 4-57
REP 7.46 HCF Feed Clutch ............................................................................................ 4-57
REP 7.47 HCF Feed Drive Assembly ............................................................................. 4-58
REP 7.48 HCF Feed Motor ............................................................................................. 4-58
REP 7.49 HCF Top Plate ................................................................................................ 4-59
REP 8.11 Registration Sensor ........................................................................................ 4-60
REP 8.12 Feed Sensor ................................................................................................... 4-61
REP 8.16 Shaft Frame Assembly.................................................................................... 4-61
REP 8.24 Drum Cartridge CRUM Connector.................................................................. 4-63
REP 8.27 Registration Roller Assembly.......................................................................... 4-64
REP 8.31 Registration Sensor Actuator.......................................................................... 4-65
REP 8.32 Feed Sensor Actuator..................................................................................... 4-66
REP 8.40 Feeder Take Away Clutch............................................................................... 4-68
REP 8.41 Feeder Feed Clutch ........................................................................................ 4-69
REP 8.42 Feeder Feed Drive Assembly ......................................................................... 4-69
REP 8.43 Feeder Take Away Sensor Actuator............................................................... 4-70
REP 8.44 Feeder Take Away Sensor ............................................................................. 4-71
REP 8.45 Feeder Take Away Roller ............................................................................... 4-72
REP 8.46 Feeder Feed Assembly................................................................................... 4-74
REP 8.47 HCF Feed Assembly....................................................................................... 4-76
REP 8.48 HCF Lift Limit Switch....................................................................................... 4-77
REP 8.49 HCF Take Away Sensor ................................................................................. 4-77
REP 8.50 HCF No Paper Sensor.................................................................................... 4-78
REP 8.51 HCF Level Sensor........................................................................................... 4-78
REP 9.1 Transfer Roller.................................................................................................. 4-79
REP 9.2 ADC Sensor...................................................................................................... 4-79
REP 9.3 Waste Toner Cartridge Detect Sensor.............................................................. 4-80
REP 9.4 Left Side Chassis Fan....................................................................................... 4-81
REP 9.5 Environmental Sensor....................................................................................... 4-81
REP 9.6 Waste Toner Full Sensor .................................................................................. 4-82
REP 9.7 Pipe Assembly.................................................................................................. 4-83
REP 9.8 Joint Board........................................................................................................ 4-84
REP 10.1 Duplex Unit ..................................................................................................... 4-84
REP 10.4 Upper Option Harness .................................................................................... 4-85
REP 10.5 Lower Option Harness .................................................................................... 4-86
REP 10.6 Exit Assembly ................................................................................................. 4-87
REP 10.7 Stack Full Sensor............................................................................................ 4-90
REP 10.8 Fuser Drive Assembly..................................................................................... 4-92
REP 10.9 Duplex Drive Assembly................................................................................... 4-95
REP 10.10 Fuser............................................................................................................. 4-96
REP 10.11 Fuser Thermistor Assembly.......................................................................... 4-96
REP 10.12 Fuser Thermostat.......................................................................................... 4-97
REP 10.13 Fuser Heat Lamp.......................................................................................... 4-98
REP 10.14 Fuser Gear.................................................................................................... 4-101
REP 10.15 Fuser Heat Roller and Bearings.................................................................... 4-106
REP 10.16 Fuser Pressure Roller and Bearings............................................................. 4-112
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