Notice DELL Precision 690

« marks of Dell Inc.; Intel, Xeon, and Pentium are registered trademarks of Intel Corporation; 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. Model DCD0 January 2006P/N JD963Rev. A00Contents3 Contents Finding Information . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5 Setting Up Your Computer . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9 About Your Computer. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14 Front View. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15 Back View. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18 Back Panel Connectors. . . . . . . . . . . . . . . . . . . . . . . . . . . 19 Inside View . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21 System Board Components. . . . . . . . . . . . . . . . . . . . . . . . . 22 Locating Your User’s Guide . . . . . . . . . . . . . . . . . . . . . . . . . . . 24 Removing the Computer Cover. . . . . . . . . . . . . . . . . . . . . . . . . . 24 Computer Stand . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 27 Attaching the Computer Stand . . . . . . . . . . . . . . . . . . . . . . . 27 Removing the Computer Stand. . . . . . . . . . . . . . . . . . . . . . . 29 Caring for Your Computer . . . . . . . . . . . . . . . . . . . . . . . . . . . . 29 Solving Problems . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 29 Troubleshooting Tips . . . . . . . . . . . . . . . . . . . . . . . . . . . . 29 Resolving Software andHardware Incompatibilities . . . . . . . . . . . 30 Using Microsoft® Windows® XP System Restore. . . . . . . . . . . . . 30 Using the Last Known Good Configuration. . . . . . . . . . . . . . . . . 31 Dell Diagnostics. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 32 Before you start testing. . . . . . . . . . . . . . . . . . . . . . . . . . . 33 Beep Codes. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 33 Error Messages. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 35 Diagnostic Lights. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 35 Diagnostic Light Codes Before POST. . . . . . . . . . . . . . . . . . . . 35 Diagnostic Light Codes During POST. . . . . . . . . . . . . . . . . . . . 37 Frequently Asked Questions. . . . . . . . . . . . . . . . . . . . . . . . . . . 42 Index. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 434ContentsQuick Reference Guide5 Finding Information NOTE: Some features or media may be optional and may not ship with your computer. Some features or media may not be available in certain countries. NOTE: Additional information may ship with your computer. What Are You Looking For?Find It Here •A diagnostic program for my computer •Drivers for my computer •My computer documentation •My device documentation •Desktop System Software (DSS) Drivers and Utilities CD (also known as Resource CD) Documentation and drivers are already installed on your computer. You can use theCD to reinstall drivers, run the Dell Diagnostics or access your documentation. Readme files may be inclu... »