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List of Figures
Figure 1-1 The Phaser 7700 Color Laser Printer (shown with the High-Capacity Feeder)
1-1
Figure 1-2 Engine Control Interface and Power Supply Boards ............................... 1-6
Figure 1-3 Power Supplies ...................................................................................... 1-7
Figure 1-4 Engine Control and Image Processor Boards ......................................... 1-8
Figure 1-5 Auxiliary Feeder Control Board ............................................................... 1-9
Figure 1-6 Print Engine Sensors and Switches ..................................................... 1-10
Figure 1-7 Print Engine Sensors and Switches (cont'd.) ....................................... 1-11
Figure 1-8 Auxiliary Feeder Sensors and Switches ................................................ 1-12
Figure 1-9 Auxiliary Feeder Actuators and Clutches .............................................. 1-13
Figure 1-10 Print Engine Solenoids, Actuators, and Clutches ............................... 1-14
Figure 1-11 Print Engine and Auxiliary Feeder Interlocks and Sensors ................. 1-15
Figure 1-12 Image Processor Board ..................................................................... 1-16
Figure 1-13 Assemblies of the Print Engine .......................................................... 1-17
Figure 1-14 Assemblies of the Print Engine (cont'd.) ............................................ 1-18
Figure 1-15 Assemblies of the Print Engine (cont'd.) ............................................ 1-19
Figure 1-16 Auxiliary Feeder Assemblies ............................................................... 1-20
Figure 1-17 Front Panel ......................................................................................... 1-21
Figure 1-18 Printer Rear Connections ................................................................... 1-23
Figure 1-19 Printer Clearances .............................................................................. 1-24
Figure 2-1 Voltage Measurement Point Locations ................................................. 2-46
Fig 2-2 Fuser Connector Pin Locations ................................................................. 2-47
Figure 3-1 Circuit Diagram .................................................................................... 3-91
Figure 3-2 Toner Cartridge Gear ............................................................................ 3-97
Figure 3-3 Toner Cartridge .................................................................................... 3-98
Figure 3-4 Toner Dispense Assembly .................................................................... 3-99
Figure 3-5 Toner Port .......................................................................................... 3-100
Figure 3-6 Developer Housing ............................................................................. 3-103
Figure 4-1 Coarse RegiCon Initialization ............................................................. 4-124
Figure 4-2 Coarse and Fine Skew Adjustments ................................................... 4-125
Figure 4-3 In/Out Skew Adjustment .................................................................... 4-125
Figure 4-4 Center Skew Adjustment .................................................................... 4-126
Figure 4-5 RegiCon Flowchart ............................................................................. 4-133
Figure 4-6 Grid 1-Dot Pattern Orientation for A-size Paper ................................. 4-140
Figure 4-7 Grid 1-Dot pattern annotations .......................................................... 4-141
Figure 7-1 Rear Cover Assembly ......................................................................... 7-154
Figure 7-2 Right Side Cover Assembly ................................................................ 7-155
Figure 7-3 Top Cover Assembly .......................................................................... 7-156
Figure 7-4 Control Panel Assembly ..................................................................... 7-157
Figure 7-5 Top Rear Power Switch Cover and Left-Hand Rear Mid Cover ........... 7-158
Phaser 7700 Color Laser Printer Service Manual
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