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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