User Manuals: Xerox Phaser 7750B Color Laser Printer

Manuals and User Guides for Xerox Phaser 7750B Color Laser Printer. We have 9 Xerox Phaser 7750B Color Laser Printer manuals available for free PDF download: Service Manual, User Manual, Installation Manual, Supplementary Manual, Manuallines, Owner's Manual, Specifications

Xerox Phaser 7750B Service Manual (505 pages)

Phaser 7750 SERIES

Brand: Xerox | Category: Printer | Size: 15 MB

Service Terms
5
Symbols Marked on the Product
6
Power Source
7
Power Safety Precautions
7
Electrostatic Discharge (ESD) Precautions
8
- General Guidelines
  9
- Safety Interlocks
  9
- Warning Labels
  9
Service Safety Summary
9
- Servicing Electrical Components
  10
- Servicing Mechanical Components
  10
Regulatory Specifications
11
- European Union
  12
- Table of Contents
  15
1 General Information

23
2 Theory of Operation

37
- Summary of the Phaser 7750 Print Process
  38
- Paper Path of the Printer
  40
  - Paper Size Sensing
    41
  - Paper Feeding and Sensing
    41
  - Sided Printing
    43
  - Fuser
    44
- EAHG Toner
  45
- Technology Overview
  46
  - Standby Power
    46
  - Machine Run Control and NVRAM
    46
  - Drive Power
    47
  - System Power Supplies
    49
- ROS and Regicon Technology Overview
  51
  - Write Black Process
    51
- Regicon Overview
  53
  - Skew (Fine) Setup
    55
  - IN/OUT Setup
    55
  - Center Setup
    55
  - Skew (Rough) Setup
    55
  - View the Regicon Patterns
    56
- Sensors
  58
  - ATC Sensors
    60
  - ADC Sensor
    61
  - ADC Output Check
    62
  - Lower Tray Feeders Sensor and Board Locations
    64
3 Error Messages and Codes

67
4 General Troubleshooting

129
5 Print-Quality Troubleshooting

161
- Print-Quality Problems Overview
  162
  - Defects Associated with Specific Printer Components
    162
- Front Panel Test Prints
  164
  - Troubleshooting Print-Quality Page
    164
  - Color Test Pages
    165
  - Analyzing the Test Pattern
    166
  - Solid Fill Pages
    167
  - Repeating Defects Page
    168
  - Remove Print Smears
    168
- Engine Test Prints
  169
  - Paper Path Options
    169
  - Print Laser Check
    169
  - Print Halftones
    170
  - Print Grid 1-Dot
    170
  - Print Fast Scan 8 Tone
    171
- Initial Actions before Troubleshooting any Print-Quality Problems
  172
6 Adjustments and Calibrations

189
- Registration Control (Regicon) Adjustment Overview
  190
  - Coarse and Fine Skew Adjustments
    191
  - In/Out Skew Adjustment
    191
  - Center Skew Adjustment
    192
- Regicon Adjustment Procedures
  193
- ATC Sensor Setup
  202
  - Additional Information
    203
- Resetting NVRAM
  204
  - Postscript NVRAM Resets
    204
- Service Diagnostics NVRAM Resets
  207
  - Postscript NVRAM Reset
    207
- Clear Tech Rep Faults
  208
7 Cleaning and Maintenance

211
- Service Preventive Maintenance Procedure
  212
- Cleaning
  212
8 Service Parts Disassembly

213
- Overview
  214
  - Standard Orientation of the Printer for Disassembly
    214
- General Notes on Disassembly
  215
  - Replacement Procedure
    224
  - Replacement Procedures
    228
  - Dispense Assembly
    232
  - Main Drive Assembly
    261
  - Print Engine
    264
  - Optional Lower Trays
    269
9 Service Parts Lists

275
- Serial Number Format
  276
- Using the Parts List
  277
10 Wiring Diagrams

325
- Plug/Jack Locations
  326
- Plug/Jack Locator Maps
  334
- Wiring Diagrams
  353
11 Phaser 7750 Finisher

417
- Finisher Overview
  418
- Finisher Specifications
  419
- Finisher Assemblies
  421
- Finisher Disassembly
  426
  - Horizontal Transport Assembly
    427
  - Horizontal Transport Top Open, Front, and Rear Cover
    428
  - Horizontal Transport Entrance Upper Cover Assembly
    429
  - Horizontal Transport Belts
    430
  - Horizontal Transport Entrance Sensor and Top Tray Full Sensor
    431
  - Gate-In Solenoid Assembly
    432
  - Finisher Covers
    433
  - Stack Height-Sensor Assembly
    435
  - Stacker Paper-Sensor Assembly
    436
  - Set Clamp Clutch and Gear
    437
  - Eject Roll Assembly
    438
  - Finisher Control Board, Bracket and Shield
    439
  - Stacker Motor Assembly
    441
  - Paddle Shaft
    442
  - Paper Transport Motor (Motor Assembly Main)
    443
  - Cam Bracket Assembly
    444
  - Staple Unit Assembly and Motor
    445
  - Compiler Tray
    446
- Finisher Wiring Diagrams
  447
- Finisher Service Parts List
  458
- PL 17.1 Finisher
  458
  - PL 17.2 Gate Assembly
    460
  - PL 17.3 Horizontal Transport Assembly: 1 of 2
    461
  - PL 17.4 Horizontal Transport Assembly: 2 of 2
    462
  - PL 17.5 Covers
    464
  - PL 17.6 Top Cover and Eject Roll
    466
  - PL 17.7 Paper Transport: 1 of 2
    468
  - PL 17.8 Paper Transport: 2 of 2
    470
  - PL 17.9 Staple Unit Assembly
    472
  - PL 17.10 Compiler Tray Assembly
    474
  - PL 17.11 Stacker Elevator Assembly
    476
  - PL 17.12 Exit Assembly
    478
  - PL 17.13 Electrical Components
    480
  - PL 17.14 Finisher Rack (Stand)
    482
A Appendix

485
- Menu Map
  485
- Service Diagnostic Menu Map
  488
- Service Usage Profile Status Codes
  489
- Missing Chain Link Codes Definitions
  495
- Paper Weight Equivalence Table
  496

Xerox Phaser 7750B User Manual (35 pages)

For color laser printers Phaser 7700; Phaser 7760; Phaser 7750;

Brand: Xerox | Category: Software | Size: 0 MB

Xerox Phaser 7750B Installation Manual (33 pages)

Color Laser Printer Imaging Unit/Fuser/Transfer Roll/Accumulator Belt/Belt Cleaner Assembly/Staple Pack/1500-Sheet Lower Tray Deck/ 2500-Sheet High-Capacity Feeder/Upgrade Kit/Printer Cart/

Brand: Xerox | Category: Printer Accessories | Size: 6 MB