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Lexmark E450DN - E 450dn B/W Laser Printer - User Manual

Lexmark E450DN - E 450dn B/W Laser Printer
158 pages
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Lexmark™ E450dn
4512-630
Table of contents
Start diagnostics
Safety and notices
Trademarks
•Index
Lexmark and Lexmark with diamond design are
trademarks of Lexmark International, Inc., registered
in the United States and/or other countries.
Edition: July 2, 2008

Table of Contents

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Lexmark E450DN - E 450dn B/W Laser Printer Specifications

General IconGeneral
Print TechnologyLaser
Print Resolution1200 x 1200 dpi
Standard Paper Capacity250 sheets
Processor Speed400 MHz
ConnectivityUSB, Ethernet
Operating Systems SupportedWindows, Mac, Linux
First Page Out Time (Black)6.5 seconds
Paper Output150 sheets
Duplex PrintingYes
Warranty1-year limited

Summary

Safety information

Informació de Seguretat

General information

Maintenance approach

Describes the method for diagnosing and repairing printers using error codes and symptom tables.

Overview of the operator panel

Describes the printer's control panel components, including the LCD and buttons.

Specifications

Details the printer's memory capacity and print quality resolutions.

Connectivity and compatibility

Describes data stream emulations, connections, and compatibility with various systems.

Tips on preventing jams

Provides guidance on avoiding paper jams, including paper path details.

Diagnostics information

Messages and error codes

Lists user attendance messages and their corresponding actions.

Service error codes

Lists service error codes (9xx) and their descriptions.

Symptom tables

Lists symptoms and corresponding actions for POST issues.

Printer symptom table

Maps printer symptoms to troubleshooting steps.

Service checks

Introduces service checks for electrical components.

Dead machine service check

Checks for power issues and fuses.

LVPS;HVPS service check

Checks LVPS/HVPS board voltages.

Operator panel service check

Checks the operator panel and its components.

Print quality service checks

Guides on using print quality test pages for diagnosis.

Solving print quality problems

General guide for resolving print quality issues.

Symptom tables

Guides users to find symptoms and take appropriate corrective actions.

Paper jam error codes (200-series)

Details error codes for paper jams.

Controller card service check

Provides steps to check the controller card.

Fuser service check

Checks fuser temperature and components.

Main motor service check

Checks main motor voltages and connections.

Printhead service check

Provides steps to check the printhead.

Transfer roll service check

Provides steps to check the transfer roll.

Diagnostic aids

Diagnostics mode

Details entering and the available tests in Diagnostics Mode.

REGISTRATION

Details the print registration range and adjustment process.

Printhead assembly electronic adjustment

Final steps for printhead alignment.

Printhead assembly mechanical adjustment

Continues mechanical printhead alignment.

Quick Test

Explains the Quick Test function and how to print the page.

PRINT TESTS

Introduces tests for verifying printer output on different media.

HARDWARE TESTS

Introduces tests for hardware components.

Parallel Wrap tests

Explains tests for parallel port hardware using a wrap plug.

DUPLEX TESTS

Introduces tests specific to the duplexing function.

INPUT TRAY TESTS

Introduces tests for input tray feeding.

OUTPUT BIN TESTS

Introduces tests for output bin functionality.

BASE SENSOR TEST

Explains testing base sensors like exit, front door, and input.

PRINTER SETUP

Covers printer configuration settings.

Configuration ID

Explains setting and resetting configuration IDs.

EP SETUP

Covers Electro-Photographic setup adjustments.

EVENT LOG

Explains the event log for tracking printer errors.

Configuration menu (CONFIG MENU)

Explains entering and using the configuration menu.

Diagnostics Mode

Explains how to enter and use Diagnostic Mode.

Configuration Menu

Explains how to enter and use the Configuration Menu.

Print quality pages (Prt Quality Pgs)

Explains printing quality test pages from CONFIG MENU.

DRAM Test

Explains the test for DRAM memory.

Repair information

Handling ESD-sensitive parts

Provides critical safety guidelines for handling ESD-sensitive components.

Front access cover removal

Continues the front access cover removal steps.

Left side cover removal

Step-by-step guide to remove the left side cover.

Right side cover removal

Step-by-step guide to remove the right side cover.

Rear cover removal

Step-by-step guide to remove the rear cover.

Top cover removal

Continues the top cover removal steps.

Controller card removal

Continues the controller card removal steps.

Duplex removal

Continues the duplex unit removal steps.

Fuser removal

Continues the fuser removal steps.

LVPS;HVPS card assembly removal

Continues the LVPS/HVPS card assembly removal steps.

Main motor drive removal

Continues the main motor drive removal steps.

Operator panel removal

Step-by-step guide to remove the operator panel.

Printhead removal

Step-by-step guide to remove the printhead.

Transfer roll removal

Step-by-step guide to remove the transfer roll.

Removal procedures

Lists general notes and steps for part removal.

Locations and connections

Controller card connector pin values

Continues pinout information for controller card connectors.

Preventive maintenance

Parts Catalog

Assembly 2: Electronics

Lists specific electronic parts with part numbers.

Assembly 3: Frame

Lists specific frame parts with part numbers.

Print defects guide

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