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Dell™ OptiPlex™ GX620 Systems User's Guide
Small Form Factor Computer
Finding Information
Before You Begin
Recommended Tools
Turning Off Your Computer
Before Working Inside Your Computer
Chassis Intrusion Switch
Removing the Chassis Intrusion Switch
Replacing the Chassis Intrusion Switch
Resetting the Chassis Intrusion Detector
Small Form Factor Computer
About Your Small Form Factor Computer
Inside Your Computer
Small Form Factor Computer Specifications
Removing the Computer Cover
I/O Panel
Drives
PCI and PCI Express Cards and Serial Port Adapters
Processor
Advanced Features
LegacySelect Technology Control
Manageability
Security
Password Protection
System Setup
Booting to a USB Device
Clearing Forgotten Passwords
Clearing CMOS Settings
Hyper-Threading
Power Management
Battery
Replacing the Battery
Replacing the System Board
Memory
DDR2 Memory Overview
Addressing Memory With 4-GB Configurations
Removing Memory
Replacing/Adding Additional Memory
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.
Abbreviations and Acronyms
For a complete list of abbreviations and acronyms, see the Glossary.
If you purchased a Dell™ n Series computer, any references in this document to Microsoft
Information in this document is subject to change without notice.
© 2005–2006 Dell Inc. All rights reserved.
Reproduction in any manner whatsoever without the written permission of Dell Inc. is strictly forbidden.
Trademarks used in this text: Dell, the DELL logo, OptiPlex, Inspiron, Dimension, Latitude, Dell Precision, DellNet, TravelLite, Dell OpenManage, PowerVault, Axim, PowerEdge, PowerConnect,
and PowerApp are trademarks of Dell Inc.; Intel, Pentium, and Celeron are registered trademarks of Intel Corporation; Microsoft, MS-DOS, and Windows are registered trademarks of
Microsoft Corporation; IBM is a registered trademark of International Business Machines Corporation; Bluetooth is a trademark owned by Bluetooth SIG, Inc. and is used by Dell
Inc. under license. ENERGY STAR is a registered trademark of the U.S. Environmental Protection Agency. As an ENERGY STAR partner, Dell Inc. has determined that this product
meets the ENERGY STAR guidelines for energy efficiency.
Replacing the Computer Cover
Cleaning Your Computer
Reinstalling Drivers and the Operating System
Drivers
Using Microsoft® Windows® XP System Restore
Reinstalling Microsoft Windows XP
Solving Problems
Battery Problems
Drive Problems
Keyboard Problems
Lockups and Software Problems
Memory Problems
Mouse Problems
Network Problems
Power Problems
Printer Problems
Restoring Default Settings
Serial or Parallel Device Problems
Sound and Speaker Problems
Video and Monitor Problems
Microsoft® Windows® XP Features
Transferring Information to a New Computer
User Accounts and Fast User Switching
Setting Up a Home and Office Network
Glossary
Troubleshooting Tools and Utilities
Dell Diagnostics
System Lights
Diagnostic Lights
Beep Codes
Error Messages
Resolving Software and Hardware Incompatibilities
Getting Help
Technical Assistance
Problems With Your Order
Product Information
Returning Items for Warranty Repair or Credit
Before You Call
Contacting Dell
Warranty
FCC Notices (U.S. Only)
®
®
Windows
operating systems are not applicable.
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