Dell™Dimension™C521ServiceManual
Before You Begin
About Your Computer
Technical Overview
Removing the Computer Cover
Specifications
Troubleshooting
System Setup
Removing and Installing Parts
Replacing the Computer Cover

Notes, Notices, and Cautions

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, and Dimension are trademarks of Dell Inc.; AMD, AMD Athlon, and combinations thereof, Sempron, and Cool 'n' Quiet are
trademarks of Advanced Micro Devices, Inc; Microsoft and Windows are registered trademarks of Microsoft Corporation.
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.
September 2006 Rev. A00
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.