Lexmark CX310dn - Rear Scanner Cover Removal

Lexmark CX310dn

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Rear scanner cover removal

1 Remove the two screws (A) from the rear scanner cover.

2 Use a flat‑blade screwdriver to pry the bottom part of the cover out first.

7527

Repair information

222

Table of Contents

Default Chapter1
- Service Manual1
Product Information2
Edition Notice2
- Table of Contents3
Notices and Safety Information11
- Laser Notices11
- Safety14
Preface17
- Service Manual Conventions17
- Change History17
General Information19
- Media Guidelines19
- Data Security Notice22
- Tools Required for Service23
Diagnostic Information25
- Troubleshooting Overview25
  - Performing the Initial Troubleshooting Check25
  - Error Code Number Key26
- Power-On Reset (POR) Sequence26
- Using Safe Mode27
- Fixing Print Quality Issues27
- Paper Jams37
- User Messages67
  - Understanding the Printer Messages67
- Service Errors75
- Symptoms111
Service Menus155
- Understanding the Operator Panel and Menus155
- Understanding the Scanner160
  - Understanding the Basic Functions of the Scanner160
- Diagnostics Menu161
P171
- Configuration Menu188
- Entering Invalid Engine Mode197
- Entering Recovery Mode197
- Accessing the Network SE Menu197
- Accessing the Service Engineer (SE) Menu198
- Accessing the Fax SE Menu198
Repair Information199
- Removal Precautions199
- Removal Procedures215
- Cover Removals215
- Base Printer Removals229
- Options Removal306
Component Locations311
- Controller Boards311
Maintenance319
- Inspection Guide319
- Scheduled Maintenance321
  - Maintenance Kits321
- Preventive Maintenance321
  - Device-Specific Preventive Maintenance321
- Lubrication Specification322
- Cleaning the Printer322
Parts Catalog326
- Legend326
- Assembly 1: Covers327
- Assembly 2: Scanner329
- Assembly 3: Paperpath331
- Assembly 4: Operator Panels335
- Assembly 5: Electronics339
- Assembly 6: Cables and Sensors343
- Assembly 7: Media Drawers and Trays345
- Assembly 8: Options and Miscellaneous347
- Screw and Retainer Identification Table348
Appendix A: Printer Specifications351
- Power Specifications351
- Electrical Specifications351
- Operating Clearances for CX310 Models352
- Operating Clearances for CX410 and CX510 Models353
- Acoustics353
- Environment354
- Processor354
Appendix B: Options and Features355
- Available Internal Options355
- Media Handling Options355
- Option Configurations356
- Supported Configurations357
- Unsupported Configurations357
Appendix C: Theory of Operation359
- Paper Path and Transport Components359
- Print Engine Theory362
  - Electrophotographic Process (EP Process)362
  - Electrophotographic Process Basics362
- ADF Theory366
  - ADF Theory of Operation366
- Color Theory368
- What Is Manual Color Correction369
Appendix D: Acronyms373
- Acronyms373
Index375
Part Number Index381
Part Name Index387

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