Xerox Phaser 7760, Service Manual

Page: 9 / 15

March 2006
er® 7760 Color Laser Printer
Launch Repairs and Adjustments
REP 12.64 Finisher Buffer Roll ....................................................................................... 4-80
REP 12.65 Finisher Bottom Buffer Chute Assembly....................................................... 4-82
REP 12.66 Finisher H-Transport Drive Belt .................................................................... 4-83
REP 12.67 Finisher Eject Chute Assembly ..................................................................... 4-84
REP 12.68 Finisher PWB ................................................................................................ 4-86
REP 12.69 Gear Replacement........................................................................................ 4-87
4 Covers
REP 14.1 Top Cover ....................................................................................................... 4-89
REP 14.2 Rear Cover ..................................................................................................... 4-89
REP 14.3 Right Cover..................................................................................................... 4-90
REP 14.4 Rear Left Middle Cover ................................................................................... 4-90
REP 14.5 Rear Left Upper Cover.................................................................................... 4-91
REP 14.6 Left Lower Cover Assembly (Left-Hand Door B) ............................................ 4-91
REP 14.7 Front Cover Assembly .................................................................................... 4-92
REP 14.8 Fuser Cover .................................................................................................... 4-92
REP 14.9 Rear Cover (Tray Module) .............................................................................. 4-93
REP 14.10 Inner Cover ................................................................................................... 4-93
REP 14.11 Left Cover Assembly (Left-Hand Door C) ..................................................... 4-94
REP 14.12 Left Lower Cover (Left-Hand Door C)........................................................... 4-94
4 Adjustments - Xerographic/Registration
ADJ 9.1 Belt Edge Learn................................................................................................. 4-95
ADJ 9.2 ATC Sensor Setup ............................................................................................ 4-95
ADJ 9.3 TRC Adjust ........................................................................................................ 4-96
ADJ 9.4 ADC Output Check............................................................................................ 4-96
ADJ 9.5 Tone Up/Down .................................................................................................. 4-97
ADJ 9.6 Laser Power Check ........................................................................................... 4-97
ADJ 9.7 PWM Mapping Data Read................................................................................. 4-98
ADJ 9.8 Coarse RegiCon Initialization ............................................................................ 4-98
ADJ 9.9 Registration Control (RegiCon) Adjustment Overview ...................................... 4-99
ADJ 9.10 RegiCon Adjustment ....................................................................................... 4-100
ADJ 9.11 RegiCon #1 Fine Skew Adjustment................................................................. 4-101
ADJ 9.12 RegiCon #2 In/Out Skew Adjustment .............................................................. 4-102
ADJ 9.13 RegiCon #3 Center Skew Adjustment ............................................................. 4-102
ADJ 9.14 RegiCon #4 Coarse Skew Adjustment ............................................................ 4-103
ADJ 9.15 Finisher Folder Position................................................................................... 4-103
4 Adjustments - Finisher
ADJ 12.2 Finisher Leveling ............................................................................................. 4-105
ADJ 12.4 Booklet Fold Skew........................................................................................... 4-106
ADJ 12.5 Booklet Fold Position....................................................................................... 4-107
ADJ 12.6 Booklet Staple Position (Staple on Fold)......................................................... 4-109
ADJ 12.7 Booklet Staple Alignment ................................................................................ 4-110
ADJ 12.8 Finisher Booklet Wrinkle.................................................................................. 4-111
ADJ 12.9 Booklet Fold Position (Fine Adjustment) ......................................................... 4-113
ADJ 12.10 Booklet Staple Position (Staple on Fold Fine Adjustment) ............................ 4-114