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Maintenance and Service Guide
Compaq Evo Notebook N620c, Evo N610c, and Evo N600c Series
Document Part Number: 279362-002

February 2003

This guide is a troubleshooting reference used for maintaining and servicing the notebook. It provides comprehensive information on identifying notebook features, components, and spare parts, troubleshooting notebook problems, and performing notebookdisassembly procedures.

© 2003 Hewlett-Packard Development Company, L.P. Microsoft and Windows are trademarks of Microsoft Corporation in the U.S. and/or other countries. Intel, Pentium, and Pentium-M are trademarks of Intel Corporation in U.S. and/or other countries. All other product names mentioned herein may be trademarks of their respective companies. HP shall not be liable for technicalor editorial errors or omissions contained herein or for incidental or consequential damages in connection with the furnishing, performance, or use of this material. The information in this document is provided “as is” without warranty of any kind, and is subject to change without notice. The warranties for HP products are set forth in the express limited warranty statements accompanying suchproducts. Nothing herein should be construed as constituting an additional warranty.

Maintenance and Service Guide Second Edition February 2003 First Edition July 2002 Document Part Number: 279362-002

Contents
1 Product Description
1.1 1.2 1.3 1.4 1.5 1.6 Models . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1–2 Features . . . . . . . . . . . . . . . . . . . . . . . . .. . . . . . . . 1–26 Clearing a Password . . . . . . . . . . . . . . . . . . . . . . . . 1–28 Power Management . . . . . . . . . . . . . . . . . . . . . . . . 1–29 Notebook External Components . . . . . . . . . . . . . . 1–30 Design Overview . . . . . . . . . . . . . . . . . . . . . . . . . . 1–43

2 Troubleshooting
2.1 Computer Setup and Diagnostics Utilities . . . . . . . . 2–1 SelectingComputer Setup or Compaq Diagnostics . . . . . . . . . . . . . . . . . . . . . . . . 2–1 Selecting from the File Menu. . . . . . . . . . . . . . . . . . 2–3 Selecting from the Security Menu . . . . . . . . . . . . . . 2–4 Selecting from the Advanced Menu. . . . . . . . . . . . . 2–5 2.2 Using Compaq Diagnostics . . . . . . . . . . . . . . . . . . . 2–7 Obtaining, Saving, or Printing ConfigurationInformation . . . . . . . . . . . . . . . . . . . . 2–7 Obtaining, Saving, or Printing Diagnostic Test Information. . . . . . . . . . . . . . . . . . . . . . . . . . . . 2–8 2.3 Troubleshooting Flowcharts. . . . . . . . . . . . . . . . . . 2–10

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Contents

3 Illustrated Parts Catalog
3.1 3.2 3.3 3.4 3.5 Serial Number Location . . . . . . . . . . . . . . . .. . . . . . 3–1 Notebook System Major Components . . . . . . . . . . . 3–2 Miscellaneous Plastics Kit Components . . . . . . . . 3–16 Mass Storage Devices . . . . . . . . . . . . . . . . . . . . . . 3–18 Miscellaneous. . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3–22

4 Removal and Replacement Preliminaries
4.1 Tools Required . . . . . . . . . . . . . . . . . . . . . . . . . . . .. 4.2 Service Considerations. . . . . . . . . . . . . . . . . . . . . . . Plastic Parts . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Cables and Connectors . . . . . . . . . . . . . . . . . . . . . . . 4.3 Preventing Damage to Removable Drives . . . . . . . . 4.4 Preventing Electrostatic Damage . . . . . . . . . . . . . . . 4.5 Packaging and Transporting Precautions . . . . . . . .. 4.6 Workstation Precautions . . . . . . . . . . . . . . . . . . . . . 4.7 Grounding Equipment and Methods . . . . . . . . . . . . 4–1 4–1 4–2 4–2 4–2 4–3 4–4 4–4 4–5

5 Removal and Replacement Procedures
5.1 Serial Number . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5–2 5.2 Disassembly Sequence Chart . . . . . . . . . . . . . . . . . . 5–2 5.3 Preparing the Notebook for...