Dell™ OptiPlex™ GX400 System User's Guide
Safety Instructions
Safety First—For You and Your Computer
Protecting Against Electrostatic Discharge
Ergonomic Computing Habits
About Your Computer
Front View of Your Computer
Back View of Your Computer
Inside Your Computer
Advanced Features
System Settings
Manageability
Security
Password Protection
Jumper Settings
Installing and Configuring Software
TAPI
Power Management
Installing Upgrades
Computer Cover
Power Supply
Front Panel
System Memory
Disk Drives and Media
AGP Card Brace
Expansion Cards
Microprocessor
VRM
System Battery
Technical Specifications
Solving Problems
Before You Begin
Dell Diagnostics
Messages and Codes
Software Problems
Getting Help
Help Overview
Dell Contact Numbers
Additional Information
Regulatory Notices
ENERGY STAR® Compliance
Limited Warranty and Return Policy
Microsoft® Windows® XP Features
Notes, Notices, and Cautions
NOTE:
A NOTE indicates important information that helps you make better use of your computer.
NOTICE:
A NOTICE indicates either potential damage to hardware or loss of data and tells you how to avoid the problem.
CAUTION:
A CAUTION indicates a potential for property damage, personal injury, or death.
Information in this document is subject to change without notice.
© 2001 Dell Computer Corporation. All rights reserved.
Reproduction in any manner whatsoever without the written permission of Dell Computer Corporation is strictly forbidden.
Trademarks used in this text: Dell, OptiPlex, Dell OpenManage, Dimension, Inspiron, Latitude, DellWare, and the DELL logo are trademarks of Dell Computer Corporation; Microsoft,
Windows, MS-DOS, and Windows NT are registered trademarks of Microsoft Corporation; Intel and Pentium are registered trademarks of Intel Corporation; 3Com is a registered
trademark of 3Com Corporation. As an ENERGY STAR Partner, Dell Computer Corporation has determined that this product meets the ENERGY STAR guidelines for energy
efficiency.
Other trademarks and trade names may be used in this document to refer to either the entities claiming the marks and names or their products. Dell Computer Corporation
disclaims any proprietary interest in trademarks and trade names other than its own.
September 2001 P/N 66CUJ Rev. A01