Lexmark E450DN Printer Service Manual

Detailed Lexmark E450DN printer service manual. Includes complete coverage for all systems and procedures. PN 4512-630.

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Document Details

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Document Number / Seller:
27868 / Barbara Rodriguez
File Size:
10.46 MB
File Type:
ZIP
Language:
English
Pages:
Number of pages: 158 ,
Printable:
Yes
Category:
Printer
Last updated / verified
Sep 19, 2025

Models Covered & Key Technical Specifications

Lexmark E450DN (4512-630) – 2007

Lexmark E450DN Printer Service Manual | Lexmark Printer Documentation Kit.

  • Print Speed: 25 ppm establishes the maximum print output throughput.
  • Memory Capacity: For standard operation, 64MB is the required DRAM Architecture.
  • Print Quality: True 1200 dpi resolution defines the maximum print output.
  • Toner Cartridge: The printer requires a toner cartridge for operation.
  • Media Handling: Supports 250-sheet tray and manual feed for optimal operation.
  • Connectivity: Includes USB and Parallel ports for seamless operation.

Professional Workshop Service Manual & Technical Specifications

OEM-Grade Assembly Reference Manual: Printer Lexmark E450DN manual Wiring-Compendium

Model-Portfolio: Lexmark E450DN / 4512-630 // Service-Level: Technical Troubleshooting / Repair Logic // Model-Portfolio: Wiring-Diagrams.

Integrated-Framework Technical-Path Validation-Data
Controller Card J3-J6 5V dc
Fuser J13 Thermistor
Main Motor J17 24V dc
LSU J8 5V dc
Narrow Media Sensor J10 Less than 5V dc

The repository is divided into sections covering General Information, Diagnostics, Repair Information, Locations and Connections, Preventive Maintenance, and Parts Catalog.

Systems Overview

This manual details the printer's systems, including paper handling, printing mechanisms, and electronic components.

Procedure Documentation

It outlines all procedures for maintenance, diagnostics, and repair, including component removal and installation.

Introduction to Functionality

The Lexmark E450DN is a monochrome laser printer designed for single users or small workgroups.

Technical Specifications

This section provides essential technical specifications for the printer, such as memory capacity and print resolution.

Maintenance Schedules

It details recommended preventive maintenance tasks to ensure optimal printer performance.

FAQ

What **tools** are required for standard adjustment procedures? keyboard_arrow_down

14 specialized tools are documented for use, including a spring hook and a volt-ohmmeter, for all standard procedures.

Identify the **critical** pressure specifications for the manual feed sensor. keyboard_arrow_down

A minimum of 5V dc is critical for the manual feed sensor (J20) to function properly, as indicated on page 4-30.

What **procedures** are required for the printhead assembly alignment sequence? keyboard_arrow_down

Two procedures are documented: mechanical adjustment on page 3-10 and electronic adjustment on page 3-6, ensuring proper alignment for all print jobs.

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Reviews (3)

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New
The manual was super easy to download, and the customer support was incredibly responsive. I received my download link promptly. Highly recommend!
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New
This service manual covers everything I needed for my Lexmark E450DN. The download was smooth, and support answered my questions quickly. Excellent service!
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Rated 4 out of 5 stars