Xerox 8825 Service Manual

01/02
7-1
8825/8830 Printer
Wiring Data
7 Wiring Data
Block Schematic Diagrams
Level 1 BSD
How To Use BSDs .......................................................................................................... 7-3
Level 1 BSD .................................................................................................................... 7-4
Standby Power
BSD 1.1A Main Power On (With “Delta” Noise Filter) (50 and 60 HZ)............................ 7-9
BSD 1.1B Main Power On (With “CORCOM” Noise Filter) (50 and 60 HZ).................... 7-11
BSD1.2 Power Generation (1 of 3) (Without Tag/ MOD 25) ........................................... 7-13
BSD 1.2 DC Power Generation (1 of 3) (With TAG/ MOD 25) and (50 Hz With TAG/ MOD 50)
7-16
BSD 1.2 DC Power Generation (1 of 3) (W/ Tag 25 Driver PWB Only).......................... 7-19
BSD 1.2 DC Power Generation (1 of 3) (With Tag 25 and Updated Driver PWB).......... 7-22
BSD 1.3 Interlock Monitoring .......................................................................................... 7-25
BSD 1.4 Machine Cooling ............................................................................................... 7-27
Mode Control
BSD 2.1 Mode Selection ................................................................................................. 7-29
Machine Run Control
BSD 3.1 Machine Run Control........................................................................................ 7-31
Print Power
BSD 4.1 Fuser Roll Drive ................................................................................................ 7-33
BSD 4.2 Developer Drive ................................................................................................ 7-35
BSD 4.3 Drum Drive........................................................................................................ 7-37
Imaging Imaging (Right Side)
BSD 6.1 Imaging Right Side (W/ O TAGS 27 and 28) (Differential) ............................... 7-39
BSD 6.1 Imaging Right Side (1 of 2) (With TAGS 27 and 28) (Single Ended)................ 7-41
BSD 6.2 Imaging Left Side (1 of 2) (Without TAGS 27 and 28) (Differential) ................. 7-43
BSD 6.2 Imaging Left Side (1 of 2) (With TAGS 27 and 28) (Single Ended) .................. 7-45
Paper Supplying
BSD 7.1 Media Drive....................................................................................................... 7-47
BSD 7.2 Media Feed, Roll 1............................................................................................ 7-49
BSD 7.3 Media Feed, Roll 2............................................................................................ 7-51
BSD 7.4 Media Feed, Roll 3............................................................................................ 7-53
BSD 7.5 Media Cutting.................................................................................................... 7-55
Paper Feeding
BSD 8.1 Media Registration and Transportation............................................................. 7-57
Xerographics
BSD 9.1 Charging ........................................................................................................... 7-61
BSD 9.2 Exposure........................................................................................................... 7-63
BSD 9.3 Development..................................................................................................... 7-64
BSD 9.4 Image Transfer and Media Stripping................................................................. 7-66
BSD 9.5 Drum Cleaning.................................................................................................. 7-67
BSD 9.6 Drum Discharging ............................................................................................. 7-69
BSD 9.7 Toner/Developer Dispense ............................................................................... 7-71
BSD 9.8 Corotron and Developer Bias Power ................................................................ 7-73
Print Transportation and Fusing
BSD 10.1 Fuser Heat (W/ O TAG/ MOD 25 AND 50) ..................................................... 7-75
BSD 10.1 Fuser Heat (W/TAG25) AND (W/ O TAG 50) ................................................. 7-78
BSD 10.1 Fuser Heat (W/25 AND TAG 50) .................................................................. 7-81
BSD 10.2 Fuser Oil Dispensing....................................................................................... 7-84
BSD 10.3 Fusing and Media Exit .................................................................................... 7-86
Plug/Jack
Plug/Jack List ..................................................................................................................7-89

Xerox 8825 Specifications

General

Brand	Xerox
Model	8825
Category	Printer
Language	English