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Notice In a continuing effort to improve the quality of our products, technical and environmental information in this document is subject to change without notice. This manual and any examples contained herein are provided “as is” and are subject to change without notice. Hewlett-Packard Company makes no warranty of any kind with regard to this manual, including, but not limited to, the implied warranties of merchantability and fitness for a particular purpose. Hewlett-Packard Co. shall not be liable for any errors or for incidental or consequential damages in connection with the furnishing, performance, or use of this manual or the examples herein.

Consumer transactions in Australia and the United Kingdom: The above disclaimers and limitations shall not apply to Consumer transactions in Australia and the United Kingdom and shall not affect the statutory rights of Consumers. © Copyright Hewlett-Packard Company 1998, 1999, 2000, 2001. All rights reserved. Reproduction, adaptation, or translation of this manual is prohibited without prior written permission of Hewlett- Packard Company, except as allowed under the copyright laws. The programs that control this product are copyrighted and all rights are reserved. Reproduction, adaptation, or translation of those programs without prior written permission of Hewlett-Packard Co.

is also prohibited. Portions of the programs that control this product may also be copyrighted by Microsoft Corporation, SystemSoft Corp., Phoenix Technologies, Ltd., ATI Technologies Inc., and Adobe Systems Incorporated. See the individual programs for additional copyright notices. Microsoft®, MS-DOS®, and Windows® are U.S. registered trademarks of Microsoft Corporation. Pentium® and the Intel Inside logo are U.S. registered trademarks and Celeron™ and SpeedStep™ are U.S. trademarks of Intel Corporation. TrackPoint™ is a U.S. trademark of International Business Machines. Adobe® and Acrobat® are trademarks of Adobe Systems Incorporated.

This product incorporates copyright protection technology that is protected by method claims of certain U.S. patents and other intellectual property rights owned by Macrovision Corporation and other rights owners. Use of this copyright protection technology must be authorized by Macrovision Corporation and is intended for home and other limited viewing uses only unless otherwise authorized by Macrovision Corporation. Reverse engineering or disassembly is prohibited. All certifications may not be completed at product introduction. Check with your HP reseller for certification status. This equipment is subject to FCC rules.

It will comply with the appropriate FCC rules before final delivery to the buyer. Hewlett-Packard Company Mobile Computing Division 19310 Pruneridge Ave. Cupertino, CA 95014, U.S.A. Edition History Edition 2............................. June 2001 ii HP Omnibook 500

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Contents Product Information............................................................................................................ 1-1 Features......................................................................................................................................... 1-3 Operation ...................................................................................................................................... 1-7 Turning the Computer On and Off ........................................................................................ 1-7 Checking the Status of the Computer ....................................................................................

1-8 Using Fn Hot Keys................................................................................................................. 1-9 Resetting the Omnibook ...................................................................................................... 1-10 Docking and Undocking the Computer ............................................................................... 1-11 Connecting a Floppy Disk Drive ......................................................................................... 1-13 Specifications..............................................................................................................................

1-14 Internal Design............................................................................................................................ 1-19 Removal and Replacement.................................................................................................. 2-1 Disassembly Flowchart................................................................................................................. 2-2 Removing the Main Battery (User-Replaceable).......................................................................... 2-4 Removing a Plug-In Module (User-Replaceable).........................................................................

2-5 Removing the Hard Disk Drive (User-Replaceable) .................................................................... 2-6 Removing the Power Button Panel (User-Replaceable)............................................................... 2-9 Removing the Keyboard (User-Replaceable) ............................................................................. 2-10 Removing an SDRAM Module (User-Replaceable) .................................................................. 2-12 Removing a System SDRAM Module.................................................................................

2-12 Removing an Expansion SDRAM Module ......................................................................... 2-13 Removing a Mini-PCI Card (certain models only) (User-Replaceable)..................................... 2-14 Removing the Switchboard PCA (User-Replaceable)................................................................ 2-16 Replacing Small Parts (User-Replaceable)................................................................................. 2-17 Removing the Display Assembly (HP Authorized Service Providers Only).............................. 2-18 Removing the Heatsink/Fan (HP Authorized Service Providers Only)......................................

2-21 Removing the Top Case (HP Authorized Service Providers Only)............................................ 2-23 Removing the Motherboard or Bottom Case (HP Authorized Service Providers Only)............ 2-25 Replacing the Motherboard ................................................................................................. 2-27 Replacing the Bottom Case.................................................................................................. 2-29 Repairing the BIOS IC (HP Authorized Service Providers Only).............................................. 2-32 Removing Omnibook Components (HP Authorized Service Providers Only)...........................

2-34 Troubleshooting and Diagnostics ....................................................................................... 3-1 Troubleshooting............................................................................................................................ 3-2 Checking for Customer Abuse............................................................................................... 3-3 Troubleshooting the Problem................................................................................................. 3-3 Verifying the Repair ..............................................................................................................

3-4 Suggestions for Troubleshooting........................................................................................... 3-5 Diagnostic Tools......................................................................................................................... 3-19 e-DiagTools ......................................................................................................................... 3-19 Power-On Self-Test ............................................................................................................. 3-26 Sycard PCCtest 450/460 CardBus Card (Optional).............................................................

3-29 Desktop and Windows Management Interfaces (DMI/WMI).............................................. 3-30 BIOS Setup Utility............................................................................................................... 3-31 HP Omnibook 500 iii

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Replaceable Parts.................................................................................................................4-1 Reference Information.........................................................................................................5-1 Password Removal Policy.............................................................................................................5-1 Hewlett-Packard Display Quality Statement .................................................................................5-2 Obsolete Parts................................................................................................................................5-4 Figures Figure 1-1.

Omnibook — Front View..................................................................................................1-3 Figure 1-2. Omnibook — Back View ..................................................................................................1-4 Figure 1-3. Omnibook — Bottom View...............................................................................................1-4 Figure 1-4. Expansion Base — Front View .........................................................................................1-5 Figure 1-5. Expansion Base — Back View..........................................................................................1-6 Figure 1-6.

Resetting the Computer ...................................................................................................1-10 Figure 1-7. Docking the Computer.....................................................................................................1-11 Figure 1-8. Undocking the Computer.................................................................................................1-12 Figure 1-9. Manually Undocking the Computer ................................................................................1-12 Figure 1-10. Connecting a Floppy Disk Drive ...................................................................................1-13 Figure 1-11.

Replaceable Component Diagram .................................................................................1-19 Figure 2-1. Disassembly Flow..............................................................................................................2-2 Figure 2-2. Removing the Main Battery...............................................................................................2-4 Figure 2-3. Releasing the Module ........................................................................................................2-5 Figure 2-4. Removing the Hard Disk Drive .........................................................................................2-6 Figure 2-5.

Removing the Hard Disk Tray...........................................................................................2-7 Figure 2-6. Removing the Power Button Panel....................................................................................2-9 Figure 2-7. Removing the Keyboard Screws......................................................................................2-10 Figure 2-8. Removing the Keyboard ..................................................................................................2-11 Figure 2-9. Removing the System SDRAM Module..........................................................................2-12 Figure 2-10.

Removing an SDRAM Expansion Module ...................................................................2-13 Figure 2-11. Removing the Mini-PCI Card (modem card shown).....................................................2-15 Figure 2-12. Routing the Mini-PCI Cables (LAN/modem card shown) ............................................2-15 Figure 2-13. Removing the Switchboard PCA (wireless model shown)............................................2-16 Figure 2-14. Removing the Display ...................................................................................................2-19 Figure 2-15.

Routing the Display Cable.............................................................................................2-19 Figure 2-16. Removing the Heatsink/Fan...........................................................................................2-21 Figure 2-17. Separating the Heatsink and Fan ...................................................................................2-22 Figure 2-18. Removing the Top Case.................................................................................................2-24 Figure 2-19. Removing the Motherboard...........................................................................................2-26 Figure 2-20.

Removing Motherboard Components............................................................................2-27 Figure 2-21. Removing Bottom Case Components............................................................................2-30 Figure 2-22. Replacing the Docking Doors........................................................................................2-31 Figure 2-23. Example of Serial Number Label ..................................................................................2-31 Figure 2-24. Boot-Block Jumper........................................................................................................2-33 Figure 3-1.

Basic Troubleshooting Steps .............................................................................................3-2 Figure 3-2. e-DiagTools Screens — Basic and Advanced.................................................................3-19 Figure 3-3. Serial and Parallel Loopback Connectors........................................................................3-21 Figure 4-1. Omnibook — Exploded View ...........................................................................................4-2 iv HP Omnibook 500

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