04/2016
4-2
Phaser 4600/4620/4622 Printer Service Manual
Revised
4 Repairs and Adjustments
REP 10.16 Fuser Pressure Roller and Bearings............................................................. 4-114
REP 10.17 Fuser Release Drive Assembly .................................................................... 4-116
REP 10.18 Duplex Unit Detect Sensor ........................................................................... 4-116
REP 10.19 Duplex Unit Timing Belt ................................................................................ 4-117
REP 10.32 Exit Drive Assembly...................................................................................... 4-118
REP 11.1 Mailbox Output Tray ....................................................................................... 4-119
REP 11.2 Mailbox Left Cover.......................................................................................... 4-120
REP 11.3 Mailbox Right Cover ....................................................................................... 4-120
REP 11.4 Mailbox Rear Door.......................................................................................... 4-121
REP 11.5 Mailbox Control Board .................................................................................... 4-122
REP 11.6 Mailbox Drive Belts......................................................................................... 4-122
REP 11.7 Mailbox Diverter Drive Assemblies................................................................. 4-124
REP 11.8 Mailbox Diverter Home Position Sensor......................................................... 4-124
REP 11.9 Mailbox Exit Gate Actuator ............................................................................. 4-125
REP 11.10 Mailbox Exit Gate Cam Follower .................................................................. 4-126
REP 11.11 Mailbox Option Harness ............................................................................... 4-127
REP 11.12 Mailbox Output Tray 4 Stack Full Sensor ..................................................... 4-127
REP 11.13 Mailbox Rear Door Interlock Switch.............................................................. 4-128
REP 11.14 Mailbox Transport Motor............................................................................... 4-129
REP 12.1 Finisher Left Cover ......................................................................................... 4-130
REP 12.2 Finisher Control Board.................................................................................... 4-131
REP 12.3 Finisher Stacker Full Sensor........................................................................... 4-131
REP 12.5 Finisher Transport Drive Assembly................................................................. 4-133
REP 12.6 Finisher Exit Gate Sensor............................................................................... 4-135
REP 12.7 Finisher Exit Gate Actuator............................................................................. 4-135
REP 12.8 Finisher Entrance Drive Belt........................................................................... 4-136
REP 12.9 Finisher Exit Gate Cam Shaft ......................................................................... 4-138
REP 12.10 Left Tamper Home Position Sensor.............................................................. 4-139
REP 12.11 Finisher Right Cover..................................................................................... 4-139
REP 12.12 Right Tamper Home Position Sensor ........................................................... 4-140
REP 12.13 Staple Cartridge Door Interlock Switch......................................................... 4-141
REP 12.14 Stapler Assembly.......................................................................................... 4-142
REP 12.15 Stacker Drive Assembly................................................................................ 4-143
REP 12.16 Staple Interlock Switch ................................................................................. 4-143
REP 12.17 Finisher Rear Door ....................................................................................... 4-144
REP 12.18 Finisher Top Cover ....................................................................................... 4-144
REP 12.19 Tamper Motor ............................................................................................... 4-145
REP 12.20 Finisher Rear Door Open Sensor ................................................................. 4-145
REP 12.21 Finisher Exit Sensor...................................................................................... 4-146
REP 12.22 Finisher Exit Sensor Actuator ....................................................................... 4-146
REP 12.23 Compile Tray Assembly................................................................................ 4-147
REP 12.24 Stacker Shield Assembly.............................................................................. 4-148
REP 28.1 MCU Board Cover .......................................................................................... 4-149
REP 28.2 Right Cover..................................................................................................... 4-150
REP 28.3 Left Cover....................................................................................................... 4-150
REP 28.4 Front Cover..................................................................................................... 4-151
REP 28.5 Top Cover....................................................................................................... 4-152
REP 28.6 Rear Door ....................................................................................................... 4-153
REP 28.7 Rear Door Fan................................................................................................ 4-154
REP 28.8 Right Seal Filter .............................................................................................. 4-155
REP 28.9 USB Host Board ............................................................................................. 4-155
REP 28.10 Rear Seal Filter............................................................................................. 4-156