Dell™ OptiPlex™ 580 Service Manual—Small Form FactorNotes, Cautions, and WarningsIf 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.© 2010 Dell Inc. All rights reserved.Reproduction of this material in any manner whatsoever without the written permission of Dell Inc. is strictly forbidden.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.April 2010 Rev. A00Working on Your ComputerRemoving and Replacing PartsSpecificationsSystem Board LayoutSystem SetupDiagnosticsNOTE: A NOTE indicates important information that helps you make better use of your computer.CAUTION: A CAUTION indicates potential damage to hardware or loss of data if instructions are not followed.WARNING: A WARNING indicates a potential for property damage, personal injury, or death.combinations thereof are trademarks of Advanced Micro Devices, Inc.; Blu-ray Disc is a trademark of the Blu-ray Disc Association; Microsoft,Windows, Windows Vista, and the Windows Vista start button are either trademarks or registered trademarks of Microsoft Corporation in the UnitedStates and/or other countries.Trademarks used in this text: Dell, the DELL logo, and OptiPlex are trademarks of Dell Inc.; ATI Radeon is a trademarks ofAdvanced Micro Devices, Inc; Intel a n d Core are either trademarks or registered trademarks of Intel Corporation; AMD Athlon, AMD Sempron, and