HP Omnibook XE3 Laptop Service Manual

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3. Troubleshooting and Diagnostics ............................................................................. 3-1
Troubleshooting ............................................................................................................................ 3-2 Troubleshooting the Problem ................................................................................................. 3-3 Verifying the Repair............................................................................................................... 3-3 Suggestions for Troubleshooting ........................................................................................... 3-4 Diagnostic Tools ......................................................................................................................... 3-17 DiagTools ............................................................................................................................. 3-17 Power-On Self-Test.............................................................................................................. 3-24 Sycard PCCtest 450 CardBus Card (Optional) ......................
.............................................. 3-27 Desktop Management Interface (DMI) ................................................................................ 3-28 BIOS Setup Utility ............................................................................................................... 3-30

4. Replaceable Parts ...................................................................................................... 4-1 5. Reference Information .............................................................................................. 5-1
Password Removal Policy............................................................................................................. 5-1 Hewlett-Packard Display Quality Statement ................................................................................ 5-2 Service Notes ................................................................................................................................ 5-4

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HP OmniBook XE3

Figures
Figure 1-1. Top/Right View................................................................................................................. 1-3 Figure 1-2. Front View......................................................................................................................... 1-4 Figure 1-3. Rear/Left View .................................................................................................................. 1-4 Figure 1-4. Bottom View ..................................................................................................................... 1-5 Figure 1-5. Status Lights ...................................................................................................................... 1-7 Figure 1-6. Resetting the Notebook ................................................................................................... 1-10 Figure 1-7. Multimedia Buttons......................................................................................................... 1-11 Figure 1-
8. Replaceable Module Diagram ......................................................................................... 1-18 Figure 2-1. Disassembly Flow ............................................................................................................. 2-2 Figure 2-2. Removing the Battery........................................................................................................ 2-4 Figure 2-3. Removing the SDRAM Cover .......................................................................................... 2-5 Figure 2-4. Removing an SDRAM Module......................................................................................... 2-6 Figure 2-5. Removing the Mini-PCI Card ........................................................................................... 2-8 Figure 2-6. Removing the Keyboard Cover Retaining Screws............................................................ 2-9 Figure 2-7. Removing the Keyboard Cover.........................................................
.............................. 2-10 Figure 2-8. Loosening the Keyboard Retaining Screws .................................................................... 2-11 Figure 2-9. Disconnecting the Keyboard Cable................................................................................. 2-12 Figure 2-10. Removing the Hard Disk Drive..................................................................................... 2-13 Figure 2-11. Removing the Hard Disk Carrier................................................................................... 2-14 Figure 2-12. Removing the Display ................................................................................................... 2-18 Figure 2-13. Video PCA DIP Switches.............................................................................................. 2-19 Figure 2-14. Removing the Top Case Retaining Screws ................................................................... 2-20 Figure 2-15. Removing the Top Case ................................
................................................................ 2-21 Figure 2-16. Removing the CD Player PCA...................................................................................... 2-22 Figure 2-17. Removing the Hinge Saddle Retaining Screws............................................................. 2-23 Figure 2-18. Removing the Hinge Saddle.......................................................................................... 2-24 Figure 2-19. Removing the Video PCA............................................................................................. 2-26 Figure 2-20. Removing the Heatsink Assembly ................................................................................ 2-28 Figure 2-21. Removing the CPU Module .......................................................................................... 2-30 Figure 2-22. Removing the Floppy Disk Drive ................................................................................. 2-32 Figure 2-23. Removing the CD-ROM/DVD D
rive............................................................................ 2-33 Figure 2-24. Removing the Motherboard........................................................................................... 2-36 Figure 2-25. Installing Docking Doors .............................................................................................. 2-38 Figure 2-26. Installing the PCMCIA Doors....................................................................................... 2-39 Figure 2-27. Example of Serial Number Label.................................................................................. 2-39 Figure 3-1. Basic Troubleshooting Steps ............................................................................................. 3-2 Figure 3-2. DiagTools Screens -- Basic and Advanced.................................................................... 3-17 Figure 3-3. Serial and Parallel Loopback Connectors ....................................................................... 3-19 Figure 4-
1. Exploded View .................................................................................................................. 4-2

HP OmniBook XE3

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Tables
Table 1-1. OmniBook XE3 Series Models .......................................................................................... 1-1 Table 1-2. Activating Power Modes .................................................................................................... 1-6 Table 1-3. Status Lights ....................................................................................................................... 1-8 Table 1-4. Fn Hot Keys........................................................................................................................ 1-9 Table 1-5. XE3 Series Hardware Specifications................................................................................ 1-12 Table 1-6. XE3 Series Software Specifications ................................................................................. 1-14 Table 1-7. System Interrupts.............................................................................................................. 1-15 Table 1-8. System Memory.......................
......................................................................................... 1-15 Table 1-9. System Input/Output Addresses (100-3FF)...................................................................... 1-16 Table 1-10. DMA Channels ............................................................................................................... 1-16 Table 1-11. XE3 Series Accessories .................................................................................................. 1-17 Table 1-12. Functional Structure ....................................................................................................... 1-19 Table 2-1. Removal Cross-Reference .................................................................................................. 2-1 Table 2-2. Required Equipment ........................................................................................................... 2-3 Table 2-3. Recommended Screw Torques ..............................................................
............................. 2-3 Table 2-4. Replacing Small Parts (User-Replaceable)....................................................................... 2-16 Table 2-5. Removing Notebook Components.................................................................................... 2-40 Table 3-1. Scope of Diagnostic Tools.................................................................................................. 3-4 Table 3-2. Troubleshooting Suggestions ............................................................................................. 3-5 Table 3-3. DiagTools Error Codes..................................................................................................... 3-20 Table 3-4. POST Terminal-Error Beep Codes................................................................................... 3-24 Table 3-5. POST Messages................................................................................................................ 3-25 Table 3-6. Sycard PCCtest Commands...........
................................................................................... 3-27 Table 3-7. BIOS Setup Menus and Parameters.................................................................................. 3-30 Table 4-1. Replaceable Parts................................................................................................................ 4-3 Table 4-2. Accessory Replaceable Parts .............................................................................................. 4-5 Table 4-3. Part Number Reference ...................................................................................................... 4-6 Table 5-1. XE3 TFT LCD Guidelines ................................................................................................. 5-3

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HP OmniBook XE3