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b Maintenance and Service Guide Compaq Evo Notebook N1005 Series and Compaq Presario 900 Series Mobile PC Document Part Number: 272638-001 July 2002 This guide is a troubleshooting reference used for maintaining and servicing the notebook. It provides comprehensive information on identifying computer features, components, and spare parts, troubleshooting computer problems, and performing computer disassembly procedures. © 2002 Compaq Information Technologies Group, L.P. Compaq, the Compaq logo, Evo, and Presario are trademarks of Compaq Information Technologies Group, L.P. in the U.S. and/or other countries. Microsoft and Windows are trademarks of Microsoft Corporation in the U.S. and/or other countries. AMD, Athlon, and Duron are trademarks of the AMD Corporation in the U.S. and/or other countries. All other product names mentioned herein may be trademarks of their respective companies. Compaq shall not be liable for technical or editorial errors or omissions contained herein. The information in this document is provided "as is" without warranty of any kind and is subject to change without notice. The warranties for Compaq products are set forth in the express limited warranty statements accompanying such products. Nothing herein should be construed as constituting an additional warranty. Maintenance and Service Guide First Edition July 2002 Document Part Number: 272638-001 Contents 1 Product Description 1.1 Models . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1­2 1.2 Features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1­8 1.3 Clearing a Password. . . . . . . . . . . . . . . . . . . . . . . . . 1­10 1.4 Power Management . . . . . . . . . . . . . . . . . . . . . . . . . 1­11 1.5 Computer External Components . . . . . . . . . . . . . . . 1­12 1.6 Design Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . 1­22 2 Troubleshooting 2.1 Computer Setup and Diagnostics Utilities . . . . . . . . . 2­1 Selecting Computer Setup or Compaq Diagnostics . 2­1 Selecting from the File Menu . . . . . . . . . . . . . . . . . . 2­3 Selecting from the Security Menu . . . . . . . . . . . . . . . 2­4 Selecting from the Advanced Menu . . . . . . . . . . . . . 2­5 2.2 Using Compaq Diagnostics . . . . . . . . . . . . . . . . . . . . 2­7 Obtaining, Saving, or Printing Configuration Information. . . . . . . . . . . . . . . . . . . . . 2­7 Obtaining, Saving, or Printing Diagnostic Test Information . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2­8 2.3 Troubleshooting Flowcharts. . . . . . . . . . . . . . . . . . . 2­10 Maintenance and Service Guide iii Contents 3 Illustrated Parts Catalog 3.1 Serial Number Location . . . . . . . . . . . . . . . . . . . . . . . 3­1 3.2 Computer System Major Components . . . . . . . . . . . . 3­2 3.3 Miscellaneous Plastics/Hardware Kit . . . . . . . . . . . 3­10 3.4 Miscellaneous Cable Kit . . . . . . . . . . . . . . . . . . . . . 3­12 3.5 Mass Storage Devices .