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HP Omnibook XT6050 Service Manual

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HP Omnibook XT6050
HP Omnibook XT/VT6200
Technology Codes EF, EG

Service Manual

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Summary of Contents for HP Omnibook XT6050

  • Page 1: Service Manual

    ® HP Omnibook XT6050 HP Omnibook XT/VT6200 Technology Codes EF, EG Service Manual...
  • Page 2 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. All certifications may not be completed at product introduction. Check with your HP reseller for certification status.

  • Page 3: Table Of Contents

    Removing the Display Assembly (HP Authorized Service Providers Only)......2-19 Removing the Top Case (HP Authorized Service Providers Only)..........2-21 Removing the Motherboard or Bottom Case (HP Authorized Service Providers Only) .... 2-23 Replacing the Motherboard ....................2-26 Replacing the Bottom Case....................2-28 Repairing the BIOS IC (HP Authorized Service Providers Only)..........
  • Page 4 Figure 2-20. Example of Serial Number Label ..................2-28 Figure 2-21. Boot-Block Jumper......................2-30 Figure 3-1. Basic Troubleshooting Steps .....................3-2 Figure 3-2. Diagnostic Screens — Basic and Advanced..............3-19 Figure 3-3. Serial and Parallel Loopback Connectors................3-21 Figure 4-1. Exploded View ........................4-2 HP Omnibook XT6050, XT/VT6200...
  • Page 5 Table 3-6. BIOS Setup Menus and Parameters ................. 3-29 Table 4-1. Omnibook Replaceable Parts ..................... 4-3 Table 4-2. Accessory Replaceable Parts....................4-6 Table 4-3. Part Number Reference ...................... 4-7 Table 5-1. Omnibook XT6050 and XT/VT6200 LCD Guidelines ............. 5-3 HP Omnibook XT6050, XT/VT6200...
  • Page 6 Introduction This manual provides reference information for servicing the HP Omnibook XT6050 (technology code EF) and XT/VT6200 (technology code EG) series notebook computers. It is for use by HP-authorized service personnel while installing, servicing, and repairing these products. The manual is designed as a self-paced guide that will train you to install, configure, and repair these notebooks.

  • Page 7: Product Information

    Product Information The HP Omnibook XT6050 and XT/VT6200 series notebooks provide outstanding performance and expandability in a conveniently portable form. Their high-performance components use the latest technologies to enable them to serve as desktop computers or portable multimedia presentation tools.

  • Page 8: Table 1-2. Product Comparisons

    On, Standby, Hibernate, Off. On, Standby, Hibernate, Off. Intel Mobile Pentium, Mobile Pentium-M, Mobile Pentium 4-M, or Mobile Celeron Processor. Dual-speed processors use Intel SpeedStep Technology. All models feature HP Toptools, and are ACPI compliant. Product Information HP Omnibook XT6050, XT/VT6200...

  • Page 9: Features

    16. Kensington lock slot (security connector). 8. Main status lights (left to right): power mode, hard 17. Notebook latch. disk activity, charging status for main battery, and charging status for secondary battery (certain models). HP Omnibook XT6050, XT/VT6200 Product Information...

  • Page 10: Figure 1-2. Omnibook - Back View

    32. Hard disk drive cover. DVD drive, floppy disk drive, secondary battery 33. RAM cover. (certain models), or other plug-in module. 34. Mini-PCI cover (no user parts inside). 30. Main battery. 31. Main battery latch. Product Information HP Omnibook XT6050, XT/VT6200...

  • Page 11: Operation

    At startup, resets everything, starts a new session, Turn Off (Windows XP). and restores network connections. –or– Power mode status light is off. Slide the power button and hold for five seconds (only if the Start menu procedure doesn’t work). HP Omnibook XT6050, XT/VT6200 Product Information...

  • Page 12: Checking The Status Of The Notebook

    In addition, the battery module has five lights on its back (flat) side that indicate its charge level. To see these lights, remove the battery from the notebook and press the pad next to the lights on the battery. The number of lights that turn on indicates the charge. Product Information HP Omnibook XT6050, XT/VT6200...

  • Page 13: Using Fn Hot Keys

    To use a hot key, press and hold Fn, press the appropriate second key, then release both keys. On Omnibook XT6050 models with Windows 2000, external keyboards support only Fn+F5, Fn+F7, and Fn+F12. To use these, press and hold left Ctrl+left Alt, press the appropriate second key, then release both keys.

  • Page 14: Resetting The Computer

    Figure 1-4. Resetting the Computer Note To boot from a CD, insert a bootable CD (such as the Recovery CDs) into the drive, then restart. Press Esc when the HP logo appears, then select the CD-ROM/DVD drive as the temporary boot device. Product Information...

  • Page 15: Specifications

    Specifications The following tables list the specifications for the notebook and its accessories. These are subject to change: for the latest versions, see the HP Notebook web site (www.hp.com/notebooks). Table 1-7. Omnibook XT6050 and XT/VT6200 Specifications Size (14-inch display): 315 × 261 × 32 mm (12.4 × 10.3 × 1.3 in).
  • Page 16 Mass Storage Removable hard drive with Ultra-DMA 100 interface: Omnibook XT/VT6200: 20 to 40 GB Omnibook XT6050: 10 to 30 GB 1.44-MB floppy drive module (certain models). 24x CD-ROM, 6x or 8x DVD, or other drive module (or higher). Optional drive modules available.
  • Page 17 802.11b wireless LAN: Actiontec with Intersil Prism 2.5 chipset. Keyboard/embedded controller: National PC87570. Audio controller: Realtek AC-97 ALC201 soft audio. Modem: Ambit/Lucent controllerless or Ambit softmodem. LAN: Realtek RTL8100B. CardBus controller: TI PCI1410. HP Omnibook XT6050, XT/VT6200 Product Information 1-11...
  • Page 18 Replacement power cord (Hong Kong, Singapore) Communications F2135B 802.11b wireless LAN access point F2135C 802.11b wireless LAN access point F2136B 802.11b wireless LAN PC card (128-bit) F2196A Bluetooth PC card F4697A 802.11b range extender antenna 1-12 Product Information HP Omnibook XT6050, XT/VT6200...
  • Page 19 Docking module bay adapter for docking system F2012A Docking tray F2012B Docking tray Adapters/cables F1469A PS/2 Y adapter F2008B External floppy disk drive cable Security F1645A Kensington notebook lock F1747A Defcon 1 notebook alarm Miscellaneous F2100A USB optical mouse HP Omnibook XT6050, XT/VT6200 Product Information 1-13...

  • Page 20: Internal Design

    Mini-PCI panel CPU module PCMCIA Volume PCA Mini-PCI card #2 socket Hard disk Plug-in module PC cards Main battery drive or battery Key: Direct plug-in connection Cable connection Figure 1-5. Replaceable Module Diagram 1-14 Product Information HP Omnibook XT6050, XT/VT6200...

  • Page 21: Table 1-9. Functional Structure Description

    Mini-PCI card #1 Radio, radio frequency circuitry. Motherboard LAN circuitry, bus controller. Mini-PCI panel LAN connector. Modem Mini-PCI card #1 Modem circuitry (certain models). Mini-PCI card #2 Modem circuitry (certain models). Mini-PCI panel Modem connector. HP Omnibook XT6050, XT/VT6200 Product Information 1-15...

  • Page 23: Removal And Replacement

    Symbols like this throughout this chapter show approximate full-size screw outlines. You can use these to verify the sizes of screws before you install them. Installing a wrong-size screw can damage the unit. (The symbol at the left represents an M2.5×5mm T-head screw.) HP Omnibook XT6050, XT/VT6200 Removal and Replacement...

  • Page 24: Table 2-2. Required Equipment

    Torque (in-lbf) 1.3 – 1.8 1.1 – 1.5 M2.5 (2–11 mm long) 3.0 – 3.5 2.6 – 3.0 M2.5 (12–19 mm long) 2.5 – 3.0 2.2 – 2.6 3.0 – 3.5 2.6 – 3.0 Removal and Replacement HP Omnibook XT6050, XT/VT6200...

  • Page 25: Disassembly Flowchart

    PCMCIA socket Display interface PCA Volume PCA Mini-PCI panel Sound/IR panel Docking doors PCMCIA doors Speaker assembly Front antenna PCA (wireless only) Motherboard or bottom case Mini-PCI card #2 Figure 2-1. Disassembly Flow HP Omnibook XT6050, XT/VT6200 Removal and Replacement...

  • Page 26: Removing The Battery (User-Replaceable)

    Figure 2-2. Removing the Battery Reassembly Notes Insert the front (rounded) end of the battery into the battery compartment on the bottom of the computer, and lower the back end in until it clicks into place. Removal and Replacement HP Omnibook XT6050, XT/VT6200...

  • Page 27: Removing A Plug-In Module (User-Replaceable)

    1. Press the button on the module release latch, and slide the latch toward the front of the computer. Figure 2-3. Releasing a Module 2. Grasp the module and pull it out. Figure 2-4. Removing a Module HP Omnibook XT6050, XT/VT6200 Removal and Replacement...

  • Page 28: Removing An Sdram Module (User-Replaceable)

    The notebook has no SDRAM built into its motherboard, but has two slots for SDRAM modules. One slot contains an SDRAM module installed at the factory. Note Omnibook XT6050 models use only PC133 SDRAM modules, and Omnibook XT/VT6200 models use only DDR266 SDRAM modules. Using the wrong type of module prevents the notebook from booting.

  • Page 29: Removing The Hard Disk Drive (User-Replaceable)

    5. Notice that the hard drive has a pin connector attachment at one end. Carefully remove this connector from the end of the drive by working alternately at each end of the connector so that it slides off evenly without bending the connector pins. HP Omnibook XT6050, XT/VT6200 Removal and Replacement...

  • Page 30: Figure 2-7. Removing The Hard Disk Tray

    Slide the cover down into place so the retainer tab engages the notebook case. Important If you are installing a new hard disk drive, load the factory software and operating system on the drive as described in “Recovering the Factory Software,” below. Removal and Replacement HP Omnibook XT6050, XT/VT6200...

  • Page 31: Recovering The Factory Software

    3. Turn on or restart the notebook. 4. When the HP logo appears, press Esc to display the Boot menu. 5. Use the arrow keys to select the CD/DVD drive as the first boot device, then press Enter.

  • Page 32: Removing Mini-Pci Card #1 (User-Replaceable)

    Figure 2-8. Removing the Mini-PCI Card Reassembly Notes Carefully press the mini-PCI card into the connector at about a 30° angle, until it is fully inserted. Then press down on both sides until the latches snap closed. 2-10 Removal and Replacement HP Omnibook XT6050, XT/VT6200...

  • Page 33: Removing The Power Button Panel (User-Replaceable)

    Figure 2-9. Removing the Power Button Panel Reassembly Notes Insert the tabs on the left end of the panel into their slots in the top case, and press the panel into place. HP Omnibook XT6050, XT/VT6200 Removal and Replacement 2-11...

  • Page 34: Replacing Small Parts (User-Replaceable)

    Feet, rubber (on Insert a small flat-blade screwdriver under the foot and pry it loose. To replace, firmly press the adhesive side of the foot into the recess. bottom of unit) 2-12 Removal and Replacement HP Omnibook XT6050, XT/VT6200...

  • Page 35: Removing The Keyboard (Hp Authorized Service Providers Only)

    Removing the Keyboard (HP Authorized Service Providers Only) Required Equipment Small Phillips screwdriver. Removal Procedure 1. Unplug the AC adapter, if present, and remove the battery and any secondary battery module. 2. Remove the power button panel (page 2-11). 3. From the bottom of the unit, remove the single screw marked with a “K.”...

  • Page 36: Figure 2-11. Unplugging The Keyboard Cables

    (if present) pointing stick flex cable. Slip the metal tabs on the bottom of the keyboard into their slots in the top case, then lower the keyboard into place. 2-14 Removal and Replacement HP Omnibook XT6050, XT/VT6200...

  • Page 37: Removing The Heatsink (With Fan) (Hp Authorized Service Providers Only)

    Removing the Heatsink (with Fan) (HP Authorized Service Providers Only) Required Equipment Small Phillips screwdriver. Knife or scraper. Removal Procedure 1. Unplug the AC adapter, if present, and remove the battery and any secondary battery module. 2. Remove these additional assemblies: Power button panel (page 2-11).
  • Page 38 Install the heatsink screws in this order: 1. Install all five screws lightly. 2. Tighten the three screws around the CPU. 3. Tighten the two remaining screws. 2-16 Removal and Replacement HP Omnibook XT6050, XT/VT6200...

  • Page 39: Removing The Cpu Module (Hp Authorized Service Providers Only)

    Removing the CPU Module (HP Authorized Service Providers Only) Required Equipment Small Phillips screwdriver. Small flat-blade screwdriver. Removal Procedure 1. Unplug the AC adapter, if present, and remove the battery and any secondary battery module. 2. Remove these additional assemblies: Power button panel (page 2-11).
  • Page 40 The CPU module is keyed for installation, and can only be inserted one way. Be sure to replace the thermal pad on the heatsink, as described in the reassembly notes on page 2-16. 2-18 Removal and Replacement HP Omnibook XT6050, XT/VT6200...

  • Page 41: Removing The Display Assembly (Hp Authorized Service Providers Only)

    Removing the Display Assembly (HP Authorized Service Providers Only) Required Equipment Small Phillips screwdriver. Removal Procedure 1. Unplug the AC adapter, if present, and remove the battery and any secondary battery module. 2. Remove the power button panel (page 2-11).

  • Page 42: Figure 2-14. Removing The Display

    The label on the display cable indicates the display type. Before installing any screws, make sure the center hinge cover is in place and fits over the tab in the bottom case. 2-20 Removal and Replacement HP Omnibook XT6050, XT/VT6200...

  • Page 43: Removing The Top Case (Hp Authorized Service Providers Only)

    Removing the Top Case (HP Authorized Service Providers Only) Required Equipment Small Phillips screwdriver. Removal Procedure 1. Unplug the AC adapter, if present, and remove the battery and any secondary battery module. 2. Remove these additional assemblies: Plug-in module (page 2-5).

  • Page 44: Figure 2-15. Removing The Top Case

    Wireless models only: If you are replacing the rear antenna PCA, place the PCA in its position near the left hinge, replace the screw, then thread the cable through to the bottom of the computer and reconnect the cable to the mini-PCI card. 2-22 Removal and Replacement HP Omnibook XT6050, XT/VT6200...

  • Page 45: Removing The Motherboard Or Bottom Case (Hp Authorized Service Providers Only)

    5. Insert the Service Utilities floppy disk into the floppy drive. 6. Turn on the notebook. When the HP logo appears (on either the built-in display or the external monitor), press Esc to display the boot menu, then choose Removable Device and boot from the floppy disk.

  • Page 46: Figure 2-16. Removing The Motherboard

    Front antenna PCA flex cable Figure 2-16. Removing the Motherboard 8. Depending on what you are replacing, go to “Replacing the Motherboard” on page 2-26, or “Replacing the Bottom Case” on page 2-28. 2-24 Removal and Replacement HP Omnibook XT6050, XT/VT6200...

  • Page 47: Figure 2-17. Installing The Docking Doors

    (at the lower left corner of the left speaker) to the bottom of the computer, and reconnect the cable to mini-PCI card #1. Figure 2-17. Installing the Docking Doors Figure 2-18. Installing the Lower PCMCIA Door HP Omnibook XT6050, XT/VT6200 Removal and Replacement 2-25...

  • Page 48: Replacing The Motherboard

    Rear antenna PCA Mini-PCA panel (LAN/modem) Display interface PCA Screws, M2x4mm (2) Speaker assembly Front antenna Volume PCA CPU module lock screw Screws, M2x4mm (2) Figure 2-19. Replacing Motherboard Components 2-26 Removal and Replacement HP Omnibook XT6050, XT/VT6200...
  • Page 49 A for the automatic update. This restores the old system data on the new motherboard. If you did not store system data, type M for the manual update option. Enter the serial number from the bottom of the unit—you may have to contact an HP support center to do this. HP Omnibook XT6050, XT/VT6200...

  • Page 50: Replacing The Bottom Case

    5. Make sure all regulatory labels that were on the old bottom case are also on the new bottom case. You can do this by keeping the old covers, if necessary. HP Serial Number (S)TW711A1234 (1P) F2072 W EA MFG# TW711A1234 Made in Taiwan Figure 2-20. Example of Serial Number Label 2-28 Removal and Replacement HP Omnibook XT6050, XT/VT6200...

  • Page 51: Repairing The Bios Ic (Hp Authorized Service Providers Only)

    6. When the process is completed, press the system-off switch to reset the system. BIOS updates are also available from the HP Business Support web site (www.hp.com/go/bizsupport). Installation utilities and instructions for creating a BIOS floppy disk are provided with the updates.

  • Page 52: Figure 2-21. Boot-Block Jumper

    Note: If you plugged in a boot block jumper, unplug it before the notebook automatically reboots. 4. After the BIOS is reprogrammed, check the BIOS version to make sure it is the latest version. If necessary, download the latest BIOS version and reprogram the BIOS IC. 2-30 Removal and Replacement HP Omnibook XT6050, XT/VT6200...

  • Page 53: Removing Other Components (Hp Authorized Service Providers Only)

    Removing Other Components (HP Authorized Service Providers Only) Required Equipment Small Phillips screwdriver. Small flat-blade screwdriver. Removal Procedure 1. Unplug the AC adapter, if present, and remove the battery and any secondary battery module. 2. Remove the assemblies and follow the additional steps given in the table below.
  • Page 54 (wireless models only) card (see Figure 2-19 on page 2-26). Hard disk drive (page 2-7). Power button panel (page 2-11). Keyboard (page 2-13). Heatsink (page 2-15). Display assembly (page 2-19). Top case (page 2-21). 2-32 Removal and Replacement HP Omnibook XT6050, XT/VT6200...
  • Page 55 2. Lift the display interface PCA out of the notebook. Power button panel 3. Lift the speaker assembly out of the notebook. (page 2-11). Keyboard (page 2-13). Heatsink (page 2-15). Display assembly (page 2-19). Top case (page 2-21). HP Omnibook XT6050, XT/VT6200 Removal and Replacement 2-33...

  • Page 57: Troubleshooting And Diagnostics

    Suggestions for troubleshooting (page 3-5). Diagnostic tools e-Diagtools diagnostic program (page 3-19). Power-on self-test (page 3-23). Sycard PCCtest 450/460 PC card (page 3-27). Windows Management Instrumentation/Desktop Management Interface (page 3-28). BIOS Setup utility (page 3-29). HP Omnibook XT6050, XT/VT6200 Troubleshooting and Diagnostics...

  • Page 58: Troubleshooting

    Check for customer abuse. Try to duplicate the customer's problem. Troubleshoot the problem using: - Diagnostic tools. - Troubleshooting suggestions. Verify the repair by testing the functionality of the complete unit. Figure 3-1. Basic Troubleshooting Steps Troubleshooting and Diagnostics HP Omnibook XT6050, XT/VT6200...

  • Page 59: Checking For Customer Abuse

    PCCtest. Table 3-1 on page 3-5 shows how you can use these tools to isolate the cause of the computer’s problem. The troubleshooting suggestions on page 3-6 include general suggestions for repairing units that show specific failure symptoms. HP Omnibook XT6050, XT/VT6200 Troubleshooting and Diagnostics...

  • Page 60: Verifying The Repair

    Run the basic test of the e-Diagtools diagnostic program (page 3-19). –and– Function Tests. Run tests that check the repaired function, such as those in e-Diagtools (page 3- 19). –and– Failed Tests. Run any other tests that failed during troubleshooting. Troubleshooting and Diagnostics HP Omnibook XT6050, XT/VT6200...

  • Page 61: Suggestions For Troubleshooting

    ** The test checks only the internal hardware up to the mini-PCI card, and does not check the mini- PCI panel or any external cabling. † Use an appropriate external device to exercise the port. See the help text for the tests in the menu. HP Omnibook XT6050, XT/VT6200 Troubleshooting and Diagnostics...

  • Page 62: Table 3-2. Troubleshooting Suggestions

    Make sure floppy drive is Floppy cable. installed or connected Motherboard. correctly. Use BIOS Setup to check default boot order and make sure floppy boot is enabled. Try using alternate connection (with or without floppy cable). Troubleshooting and Diagnostics HP Omnibook XT6050, XT/VT6200...
  • Page 63 Check battery contacts. If Heatsink. available, try another battery and AC adapter. Move notebook away from any nearby heat source. Unplug AC adapter and allow battery to cool. Check for blocked air vents. HP Omnibook XT6050, XT/VT6200 Troubleshooting and Diagnostics...
  • Page 64 Run HP Battery Optimizer (Omnibook XT/VT6200 models). Battery gauge may need calibration. Restart notebook, press F6 when HP logo appears, and follow onscreen instructions. This calibrates battery gauge, and requires four to five hours. You cannot use notebook during this process.
  • Page 65 Make sure hibernate support automatically enter is enabled in Power in Hibernate mode as Control Panel. Also, make expected. sure Hibernate timeouts (Power Schemes tab) for AC and battery power are not set to Never. HP Omnibook XT6050, XT/VT6200 Troubleshooting and Diagnostics...
  • Page 66 Hard disk makes Back up disk immediately. Depends on noise buzzing or whining source. Check hard disk installation. noise. Check for alternate noise sources, such as PCMCIA drive or fan. 3-10 Troubleshooting and Diagnostics HP Omnibook XT6050, XT/VT6200...
  • Page 67 DVD not playing insertion, dirt, or damage. properly. Clean with soft cloth or replace as needed. If CD was created on CD-RW drive, try using HP certified media. Read and write quality may vary for other media. Cannot read any Restart notebook.
  • Page 68 This error occurs when trying to play DVD intended for different region. Important: Most DVD drives HP warranty does not cover expense of correcting this allow region code to be situation. changed only a limited number of times (usually no more than four).
  • Page 69 Windows Help. Third-party memory cards have not been tested for use with notebook. Computer doesn’t Use only PC133 (OB SDRAM module. boot after adding XT6050) or PC2100 DDR266 SDRAM. (OB XT/VT6200) SDRAM modules. HP Omnibook XT6050, XT/VT6200 Troubleshooting and Diagnostics 3-13...
  • Page 70 Use analog telephone line (2, 3, or 4 wires), not PBX or digital line. In a hotel, ask for data line. Try disabling error correction and data compression. Test modem with e-Diagtools diagnostics. 3-14 Troubleshooting and Diagnostics HP Omnibook XT6050, XT/VT6200...
  • Page 71 Check settings in BIOS Setup. Remove any PC cards from notebook (possible IRQ conflict). For fast-IrDA, check for DMA conflict with ECP parallel port. HP Omnibook XT6050, XT/VT6200 Troubleshooting and Diagnostics 3-15...
  • Page 72 In Device Manager, refresh device list and check for conflicts. Check HP Notebook web site for installation instructions (page vi). When using PC card in docking system, insert or remove card while system is turned on.
  • Page 73 Plug-in Modules General problems. Make sure module is Plug-in module or Plug-in modules cannot be installed properly. Check contacts. repaired, and must be module contacts. exchanged. Motherboard. Reset notebook (see page 1-8). HP Omnibook XT6050, XT/VT6200 Troubleshooting and Diagnostics 3-17...
  • Page 74 Port replicator and mini dock dock. are not repairable, and must Check notebook’s power be exchanged. supply. Check settings in BIOS Setup. Try using corresponding port on notebooks while undocked. 3-18 Troubleshooting and Diagnostics HP Omnibook XT6050, XT/VT6200...

  • Page 75: Diagnostic Tools

    The tests are designed to run after the system reboots, so that the notebook will be in a predictable state during the tests. The tests are non-destructive, and are intended to preserve the state of the notebook. The notebook reboots when you exit the program so drivers can be loaded. HP Omnibook XT6050, XT/VT6200 Troubleshooting and Diagnostics 3-19...
  • Page 76 1. Restart the computer. 2. When the HP logo appears, press F10 to start the diagnostic test. 3. When the menu appears, press Enter to run e-Diagtools. 4. The first time you run the program, you are prompted to select the language for the program.

  • Page 77: Figure 3-3. Serial And Parallel Loopback Connectors

    See the wiring diagrams below. These connections are not used. Diodes are 1N4004 or equivalent =1A, V =1V@1A, =30-400V) Figure 3-3. Serial and Parallel Loopback Connectors HP Omnibook XT6050, XT/VT6200 Troubleshooting and Diagnostics 3-21...
  • Page 78 To help interpret the results of the e-Diagtools tests, refer to the following: e-Diagtools online help Replaceable Module Diagram on page 1-14 Functional Structure Description on page 1-15 This combined information should enable you to determine which of the notebook’s components require service. 3-22 Troubleshooting and Diagnostics HP Omnibook XT6050, XT/VT6200...

  • Page 79: Power-On Self-Test

    Initialize cache before memory Auto size. 2-1-1-3 Initialize interrupt vectors. 1-2-3-1 8254 timer initialization. 2-1-2-2 POST device initialization. 1-2-3-3 8237 DMA controller initialization. 2-1-2-3 Check ROM copyright notice. 1-2-4-1 Reset Programmable Interrupt Controller. 2-1-2-4 Initialize I20 support. HP Omnibook XT6050, XT/VT6200 Troubleshooting and Diagnostics 3-23...
  • Page 80 Improper video configuration (replace 2 short motherboard) or external ROM checksum 3-2-4-3 Enable hardware interrupts. failure. 3-2-4-4 Determine number of ATA and SCSI drives. 3-3-1-1 Set time of day. 3-3-1-3 Check key lock. 3-24 Troubleshooting and Diagnostics HP Omnibook XT6050, XT/VT6200...

  • Page 81: Table 3-4. Post Messages

    Type of floppy drive B: not correctly identified in BIOS Setup. 02D0 System cache error – Cache disabled RAM cache failed and BIOS disabled the cache. May require replacing the motherboard. A disabled cache slows system performance considerably. HP Omnibook XT6050, XT/VT6200 Troubleshooting and Diagnostics 3-25...
  • Page 82 (usually an initialization error of an Option ROM, such as an add-on card). Write down and follow the information shown on the screen. Press <F2> to enter Setup Optional message displayed during POST. PS/2 Mouse: PS/2 mouse identified. System BIOS shadowed System BIOS copied to shadow RAM. 3-26 Troubleshooting and Diagnostics HP Omnibook XT6050, XT/VT6200...

  • Page 83: Sycard Pcctest 450/460 Pc Card (Optional)

    Table 3-5. Sycard PCCtest Commands PCMCIA PC card (16-bit) test CardBus (32-bit) test (PC card configuration header) (CardBus configuration header) Omnibook XT/VT6200 and XT6050 PCT450 -0 -v -b75 TESTCB -0 -v -b76(b) (PCI1410) HP Omnibook XT6050, XT/VT6200 Troubleshooting and Diagnostics 3-27...

  • Page 84: Windows Management Instrumentation (Wmi)

    Installing the WMI Package The WMI package is either preinstalled on the computer’s hard disk or can be downloaded from http://www.hp.com/toptools (the contents are the same in both cases). The package must be properly installed before it can be used.

  • Page 85: Bios Setup Utility

    Off Computer (Windows XP), Restart. (If necessary, you can press Ctrl+Alt+Del to restart.) 2. When the HP logo appears, press F2 to enter the BIOS Setup utility. 3. The pointing devices are not active in BIOS Setup, so you will need to use the keyboard to navigate: Press the LEFT and RIGHT arrow keys to move among menus.
  • Page 86 Sets the port to output only, bi-directional, EPP, or ECP. Base I/O address Sets the I/O address. 378h Interrupt Sets the interrupt. IRQ7 DMA channel Sets the DMA channel for ECP mode. DMA3 3-30 Troubleshooting and Diagnostics HP Omnibook XT6050, XT/VT6200...
  • Page 87 Enables Smart Card user validation instead of the password Enabled scheme. This field appears only if Smart Card Security has been enabled by HP Smart Card software in Windows. Password Required to Boot Sets whether a user password is required when the computer Enabled boots.
  • Page 88 7. When the process is completed, press the system-off switch to reset the system. BIOS updates are also available from the HP Business Support web site (www.hp.com/go/bizsupport). Installation utilities and instructions for creating a BIOS floppy disk are provided with the updates.

  • Page 89: Replaceable Parts

    Replaceable Parts This chapter contains an exploded view of the Omnibook and the following lists of parts: Omnibook replaceable parts (page 4-3). Accessory replacement parts (page 4-6). Part number reference (page 4-7). HP Omnibook XT6050, XT/VT6200 Replaceable Parts...

  • Page 90: Figure 4-1. Exploded View

    Figure 4-1. Exploded View Replaceable Parts HP Omnibook XT6050, XT/VT6200...

  • Page 91: Table 4-1. Omnibook Replaceable Parts

    17 Drive, hard disk (10 GB, 9.5mm, Toshiba, ATA100) 0950-4178 F3257-69101 • 17 Drive, hard disk (20 GB, 9.5mm, Toshiba, ATA100, 0950-4287 F3476-69002 • • FDB) 17 Drive, hard disk (30 GB, 9.5mm, IBM [diablo], ATA100) 0950-4162 F2072-69115 • • HP Omnibook XT6050, XT/VT6200 Replaceable Parts...
  • Page 92 19 Keyboard, Spanish (without pointing stick) F4506-60916 • • 19 Keyboard, Swedish/Finnish (with pointing stick) F3257-60915 • 19 Keyboard, Swedish/Finnish (without pointing stick) F4506-60917 • • 19 Keyboard, Swiss (with pointing stick) F3257-60916 • Replaceable Parts HP Omnibook XT6050, XT/VT6200...
  • Page 93 SDRAM module, 512 MB, PC133, SODIMM (X8) 1818-8604 F2298-69001 • 26 Socket, PCMCIA (one slot) F4506-60903 • • 27 Speaker assembly F3257-60936 • • Tray, business card F2072-60921 • • 28 Tray, hard disk drive F3257-60931 • • HP Omnibook XT6050, XT/VT6200 Replaceable Parts...

  • Page 94: Table 4-2. Accessory Replaceable Parts

    F4695-60901 • SDRAM module, 256 MB, PC133, SODIMM (X16) 1818-8635 • SDRAM module, 512 MB, DDR266B F4696-60901 • SDRAM module, 512 MB, PC133, SODIMM (X8) 1818-8604 F2298-69001 • Tray, docking F F2012-60903 • • Replaceable Parts HP Omnibook XT6050, XT/VT6200...

  • Page 95: Table 4-3. Part Number Reference

    Cable, floppy disk drive (external) • • F2009-60902 Module, Zip drive • • F2011-60901 Charger, battery (external) • • F2012-60903 Tray, docking F • • F2013-60901 Module, floppy disk drive • • F2014-60902 Battery, secondary module • • HP Omnibook XT6050, XT/VT6200 Replaceable Parts...
  • Page 96 • F3257-60949 Mini-PCI panels, OB6100, kit • • F3257-60950 Feet/bumpers, OB6100, kit • • F3257-60951 Covers, corner, OB6100, kit • • F3257-60952 Antennas, OB6100, kit • • F3257-60962 Card, mini-PCI, 802.11b (worldwide) • • Replaceable Parts HP Omnibook XT6050, XT/VT6200...
  • Page 97 Recovery CD, XP Home, Traditional Chinese (Taiwan) • F4506-12046 Recovery CD, XP Home, French • F4506-12047 Recovery CD, XP Home, Japanese • F4506-12048 Recovery CD, XP Home, Spanish • F4506-12049 Recovery CD, XP Home, Italian • HP Omnibook XT6050, XT/VT6200 Replaceable Parts...
  • Page 98 • F4506-60933 Case, top • F4506-60934 F4506-69034 Display assembly, 14-in XGA, plastic • F4506-60935 Case, bottom • F4525-60901 F4525-69001 Display assembly, 14-in XGA, magnesium • F4525-60902 F4525-69002 Display assembly, 14-in SXGA+, magnesium • 4-10 Replaceable Parts HP Omnibook XT6050, XT/VT6200...
  • Page 99 AC Adapter, Ultraslim Delta, 75W s/PFC • F4624-60906 Card, mini-PCI (hardware modem) • F4694-60901 SDRAM module, 128 MB, DDR266B • F4695-60901 SDRAM module, 256 MB, DDR266B • F4696-60901 SDRAM module, 512 MB, DDR266B • HP Omnibook XT6050, XT/VT6200 Replaceable Parts 4-11...

  • Page 101: Reference Information

    The statement can be a fax copy of the document. The fact that the unit is in the hands of an HP representative on behalf of the customer is not evidence of ownership.

  • Page 102: Hewlett-Packard Display Quality Statement

    HP Omnibook TFT displays meet or exceed all HP standards for cosmetic quality of TFT displays. HP does not warrant that the displays will be free of cosmetic imperfections. TFT displays can have a small number of cosmetic imperfections and still conform to HP’s cosmetic quality specifications.

  • Page 103: Table 5-1. Omnibook Xt6050 And Xt/Vt6200 Lcd Guidelines

    Table 5-1. Omnibook XT6050 and XT/VT6200 LCD Guidelines Type of Imperfection Imperfections Not Allowed Electrical Imperfections: 7 or more single bright dots. Bright dots 7 or more single dark dots. Dark dots 9 or more total (bright and dark combined) defective dots.

  • Page 104: Service Notes

    Service Notes Service notes containing important repair information for Technology Codes EF, EG will be issued as needed. These notes are available online at the Partnership web site—see page vi. Reference Information HP Omnibook XT6050, XT/VT6200...
  • Page 106 Part Number Printed in U.S.A. 4/02 F4506-90026...

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