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8 Remove the remaining four screws (F), and the fuser screw (G).

9 Disconnect the left spring (H) and the right spring (I) from the fuser.

10 Unroute the bin‑full/narrow media sensor cable (J) from its retainer.

5027

Repair information

296

Main Page

Default Chapter1
- Service Manual1
Product Information2
Edition Notice2
- June2
- Table of Contents3
Notices and Safety Information11
- Laser Notices11
- Safety Information14
Preface19
- Service Manual Conventions19
- Change History19
General Information23
- Media Guidelines23
  - Paper Guidelines24
- Supported Paper Sizes, Types, and Weights26
  - Supported Paper Sizes26
  - Supported Paper Types and Weights28
- Using Recycled Paper and Other Office Papers29
- Data Security Notice30
- Tools Required for Service30
Diagnostic Information33
- Troubleshooting Overview33
- Fixing Print Quality Issues35
- Paper Jams45
- Understanding Printer Messages71
  - Understanding the Printer Messages72
- Printer Hardware Errors80
- Input Option Hardware Errors139
Service Menus163
- Understanding the Printer Control Panel163
  - Using the Printer Control Panel163
  - Understanding the Colors of the Indicator Light and Sleep Button Lights165
- Diagnostics Menu166
- Configuration Menu184
- Entering Invalid Engine Mode194
- Entering Recovery Mode195
- Accessing the Network SE Menu195
- Accessing the Service Engineer (SE) Menu195
Repair Information197
- Removal Precautions197
- Removal Procedures219
- Left Side Removals219
- Right Side Removals232
- Front Removals252
- Bottom Removals271
- Rear Side Removals290
  - Rear Cover Removal290
  - Controller Board Removal291
- Top Side Removals294
- Options Removals300
Component Locations305
- Controller Board Connectors305
Maintenance313
- Inspection Guide313
- Scheduled Maintenance314
  - Maintenance Kits314
- Preventive Maintenance314
  - Device-Specific Preventive Maintenance314
- Lubrication Specification315
- Cleaning the Printer315
  - Cleaning the Exterior of the Printer315
  - Cleaning the Printhead Lenses315
Parts Catalog316
- Legend316
- Assembly 1: Covers317
- Assembly 2: Frames321
- Assembly 3: Electronics323
- Assembly 4: Cables and Sensors327
- Assembly 5: Media Drawers and Trays329
- Assembly 6: Options and Miscellaneous331
Appendix A: Printer Specifications333
- Power Specifications333
- Electrical Specifications333
- Operating Clearances334
- Acoustics336
- Environment336
- Processor337
Appendix B: Options and Features339
- Available Internal Options339
- Media Handling Options339
- Option Configurations340
Appendix C: Theory of Operation343
- Paper Path and Transport Components343
- Print Engine Theory346
  - Electrophotographic Process (EP Process)346
  - Electrophotographic Process Basics346
- Color Theory350
- What Is Manual Color Correction351
Appendix D: Acronyms355
- Acronyms355
Appendix E: Screw and Retainer Identification Table357
- Screw and Retainer Identification Table357
Index360
Part Number Index367
Part Name Index371

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