Dell™ Dimension™ 8400 Service ManualBefore You BeginOpening the Computer CoverTechnical OverviewSpecificationsAdvanced TroubleshootingSystem SetupRemoving and Installing PartsClosing the Computer CoverNotes, Notices, and CautionsAbbreviations and AcronymsFor a complete list of abbreviations and acronyms, see the Dell Dimension Owner's Manual.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.© 2004 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.; Intel a n d Pentium are registered trademarks of Intel Corporation; Microsoft andWindows 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 anyproprietary interest in trademarks and trade names other than its own.Model DHMNovember 2004 Rev. A00NOTE: 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.NOTE: Some features or services may not be available for your computer or in certain countries.