Dell Precision™ Workstation 490 User's Guide
Information About Your Computer
About Your Computer
Copying CDs and DVDs
Advanced Features
Before You Begin
Removing the Computer Cover and Front Panel
Chassis Intrusion Switch
Memory
Drives
Changing Between Tower and Desktop Modes
Cards
Installing the Speaker (Optional)
Processor
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® Windows® operating systems are not applicable.
Information in this document is subject to change without notice.
© 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, Inspiron, Dell Precision, Dimension, OptiPlex, Latitude, Dell TravelLite, PowerEdge, PowerVault, StrikeZone, PowerApp, and Dell
OpenManage are trademarks of Dell Inc.; Intel, Pentium, SpeedStep, Xeon, and Celeron are registered trademarks of Intel Corporation; Microsoft and Windows are registered
trademarks of Microsoft Corporation; Bluetooth is a registered 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.
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 Inc. disclaims any
proprietary interest in trademarks and trade names other than its own.
Model DCTA
August 2006 P/N KD769 Rev. A01
Battery
I/O Panel
System Board
Power Supply
Replacing the Front Panel and Computer Cover
Tools to Help Solve Problems
Solving Problems
Cleaning Your Computer
Features of Microsoft® Windows® XP
Getting Help
FCC Notice (U.S. Only)
Glossary