Lexmark E450dn Printer User Manual

About this manual

This manual introduces the Lexmark E450dn laser printer, describing its basic configuration, control panel layout, and available media options. It covers how to load paper, use optional accessories such as the 550‑page tray, and connect the printer via USB, parallel or Ethernet interfaces.

Later sections detail routine maintenance, how to clear paper jams, adjust settings like panel brightness and power‑saving mode, and provide troubleshooting steps for common issues. Warranty and safety information are also included. This manual is written in Chinese.

What's inside

• Printer Overview
• Print Media Guide
• Printing
• Installing Options
• Maintaining the Printer
• Clearing Paper Jams
• Troubleshooting
• Management Support

Specifications

Frequently asked questions

How can I adjust the brightness of the control panel?

Use the menu on the control panel to select the brightness adjustment option and set the desired level.