Lexmark MS410 series

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7 Disconnect the cable JGLV1 or J6 from the controller board.

8 Remove the three screws (B) securing the LSU.

9 Align the printhead. See “Printhead assembly adjustments” on page 143.

250/550-sheet option tray removals

Pick roller removal

Press the latches, and then remove the pick roller.

4514-420, -430

Repair information

214

Main Page

Default Chapter1
- Service Manual1
Product Information2
Edition Notice2
- October2
- Table of Contents3
Notices and Safety Information11
- Laser Notices11
- Safety14
Preface19
- Service Manual Conventions19
General Information21
- Media Guidelines21
U22
- Data Security Notice28
- Tools Required for Service28
Diagnostic Information31
- Troubleshooting Overview31
  - Performing the Initial Troubleshooting Check31
  - Power-On Reset (POR) Sequence31
- Understanding the Printer Messages32
- Fixing Print Quality Issues37
- Paper Jams46
- User Attendance Messages (0-99.99)74
- Printer Hardware Errors80
- Input Option Errors95
- Symptoms99
Service Menus107
- Understanding the Control Panel and Menus107
- Diagnostics Menu109
H111
- Configuration Menu121
- Entering Invalid Engine Mode125
- Entering Recovery Mode125
- Service Engineer Menu125
  - Accessing the Service Engineer (SE) Menu125
  - Service Engineer (SE) Menu125
Repair Information127
- Removal Precautions127
- Removal Procedures146
- Left Side Removals146
- Right Side Removals162
- Front Removals167
- Bottom Removals191
- Rear Side Removals207
- Top Side Removals212
  - Top Cover Removal212
  - Laser Scanning Unit (LSU) Removal213
- 250/550-Sheet Option Tray Removals214
Component Locations221
- Exterior Locations221
  - Front View221
  - Rear View222
Maintenance223
- Inspection Guide223
- Lubrication Specification223
- Cleaning the Printer224
Parts Catalog226
- Legend226
- Assembly 1: Covers227
- Assembly 2: Electronics 1229
- Assembly 3: Electronics 2231
- Assembly 4: Frame233
- Assembly 5: Option Trays235
- Assembly 6: Power Cords237
Appendix A: Printer Specifications239
- Product Power Consumption239
- Electrical Specifications239
- Operating Clearances240
- Acoustics240
- Operating Environment241
Appendix B: Options and Features243
- Available Internal Options243
- Media Handling Options243
Appendix C: Theory of Operation245
- POR Sequence245
- Printer Control245
- Paper Path Information245
- Media Handling Components247
  - Main Drive Gearbox247
  - Autocompensator Mechanism (ACM)247
- Key Components248
  - Sensors248
  - Other Key Components249
- Electrophotographic Process (EP Process)251
Appendix D: Acronyms255
- Acronyms255
Index257
Part Number Index263
Part Name Index267
- Wiring Diagram271

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