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Lexmark C540N Service Manual

Lexmark C540N
270 pages
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2-24 Service Manual
5025-2xx, 4xx
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90x.xx error (902.xx–907.xx)
22
Reinstall the first ISP option. Restart the device.
Does the 900.xx error reoccur?
Go to step 24. Go to step 23.
23
Run a job to test the option.
Does the 900.xx error reoccur?
Go to step 24. Go to step 26.
24
Upgrade the firmware. Contact your next level of
support for the correct firmware level to use.
Restart the printer to operating mode.
Does the 900.xx error reoccur?
Go to step 25. Problem
resolved.
25
Replace the faulty ISP option. Restart the device.
Does the 900.xx error reoccur?
Go to step 31. Go to step 26.
26
Are there any more ISP options to install? Go to step 27 Problem
resolved.
27
Install the next ISP option. Restart the device.
Does the 900.xx error reoccur?
Go to step 29. Go to step 28.
28
Run a job to test the option.
Does the 900.xx error reoccur?
Go to step 29. Go to step 26.
29
Upgrade the firmware. Contact your next level of
support for the correct firmware level to use.
Restart the printer to operating mode.
Does the 900.xx error reoccur?
Go to step 30. Go to step 26.
30
Replace the faulty ISP option. Restart the device.
Does the 900.xx error reoccur?
Go to step 31. Go to step 26.
31
Contact your next level of support. You will need the following information for them:
Exact 900.xx error digits and complete error message
Printed menu settings page
Printed network settings page
Device error log
A sample print file if error appears to be isolated to a single file
File/Application used if error is related to specific print file
Device Operating System
Driver used (PCL/PS)
Frequency of the occurrence of the error
Step Questions / actions Yes No
1 Turn the printer off, and remove the rear
shield. See “Top cover assembly removal
on page 4-13. Check the cable connections.
Are all the cable connections secure?
Replace the controller
board. See Controller
board removal” on
page 4-20.
Securely make all the
connections. POR the
printer.
Step Action and questions Yes No

Table of Contents

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Lexmark C540N Specifications

General IconGeneral
Print TechnologyLaser
Print Resolution1200 x 1200 dpi
Standard Paper Capacity250 sheets
Input Capacity250 sheets
Output Trays Capacity150 sheets
ConnectivityUSB, Ethernet
Processor400 MHz
Standard Memory128 MB
Network ReadyYes
Warranty1 Year
Printer TypeLaser
Recommended Monthly Volume1500 - 3000 pages
Operating System CompatibilityWindows, Mac, Linux
Media TypeCard Stock, Envelopes, Labels, Plain Paper, Transparencies
Network10/100 Base-TX Ethernet

Summary

Lexmark C54x Printer General Information

Lexmark Printer Print Quality

Discusses component wear and checking print quality settings.

Lexmark Printer Power and Electrical Specifications

Details power requirements and typical electricity consumption.

Lexmark Printer Diagnostic Information

Lexmark Printer Diagnostic Start

Guide to locating error codes, symptoms, and service checks for troubleshooting.

Lexmark Printer POR (Power-On Reset) Sequence

Describes the sequence of events during printer startup self-test.

Lexmark Printer Symptom Tables

Lists printer symptoms and corresponding actions for diagnosis.

Lexmark Printer Error Codes and Messages

Details user status, customer attendance, and error messages with explanations.

Lexmark Printer Paper Jam Messages (2xx)

Lists paper jam error codes, descriptions, and instructions for clearing jams.

Lexmark Printer Service Error Messages

Provides a list of service error codes for printheads, fuser, and software issues.

Lexmark Printer Diagnostic Aids

Lexmark Printer Accessing Service Menus

Explains how to access diagnostic and configuration menus for testing.

Lexmark Printer Diagnostics Menu (Diag Menu)

Outlines the structure and available tests within the Diagnostics Menu.

Lexmark Printer Registration

Details how to adjust print registration for proper alignment.

Lexmark Printer Alignment Procedure

Guides on aligning color planes for optimal print quality.

Lexmark Printer Transfer Roll Service Check

Provides steps to check the transfer roll for proper function.

Lexmark Printer Repair Information

Lexmark ESD-Sensitive Parts Handling

Provides essential precautions for handling electronic components safely.

Lexmark Printer Removal Procedures

General guidelines for disassembling printer components and handling FRUs.

Lexmark Printer Controller Board Removal

Steps for removing the main controller board, a critical component.

Lexmark Printer Fuser Assembly Removal

Detailed steps for removing the fuser assembly.

Lexmark Printer Image Transfer Unit (ITU) Removal

Detailed procedure for removing the image transfer unit.

Lexmark Printer Printhead Removal

Steps for removing and replacing the printhead.

Lexmark Printer Connector Locations

Lexmark Printer Controller Board Diagram

Diagram showing the layout of connectors on the controller board.

Lexmark Printer Controller Board Connectors

Detailed pinout and signal information for controller board connectors.

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