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    							®
    HP Omnibook XE4100
    HP Omnibook XE4500
    Technology Codes KB, KC
    Service Manual 
    						
    							ii HP Omnibook XE4100/XE4500
    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
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    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 1998–2002. 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.
    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
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    Corporation and is intended for home and other limited viewing uses only unless otherwise authorized
    by Macrovision Corporation. Reverse engineering or disassembly is prohibited.
    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™
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    All certifications may not be completed at product introduction. Check with your HP reseller for
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    This equipment is subject to FCC rules. It will comply with the appropriate FCC rules before final
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    Hewlett-Packard Company
    Mobile Computing Division
    19310 Pruneridge Ave.
    Cupertino, CA  95014, U.S.A.
    Edition History
    Edition 1 (KB, KC) .......................... May 2002 
    						
    							HP Omnibook XE4100/XE4500 iii
    Contents
    1. Product Information .................................................................................................. 1-1
    Features ......................................................................................................................................... 1-3
    Operation ....................................................................................................................................... 1-6
    Turning the Notebook On and Off ......................................................................................... 1-6
    Checking the Status of the Notebook ..................................................................................... 1-7
    Using Fn Hot Keys ................................................................................................................. 1-8
    Resetting the Notebook ..........................................................................................................1-9
    Specifications .............................................................................................................................. 1-10
    Internal Design ............................................................................................................................ 1-14
    2. Removal and Replacement ........................................................................................ 2-1
    Disassembly Flowchart.................................................................................................................. 2-3
    Removing the Battery (User-Replaceable) .................................................................................... 2-4
    Removing a SDRAM Module (User-Replaceable) ....................................................................... 2-5
    Removing the Wireless LAN Mini-PCI Card (User-Replaceable) ............................................... 2-6
    Removing the Hard Disk Drive (User-Replaceable) ..................................................................... 2-7
    Replacing Small Parts (User-Replaceable) ................................................................................... 2-9
    Removing the Keyboard Cover (User-Replaceable) ................................................................... 2-10
    Removing the Speaker Assembly (User-Replaceable) ................................................................ 2-12
    Removing the Keyboard (User-Replaceable) .............................................................................. 2-13
    Removing the Switchboard PCA (User-Replaceable) ................................................................ 2-15
    Removing the CD/DVD Drive (User-Replaceable) .................................................................... 2-16
    Removing the Display Assembly (HP Authorized Service Providers Only) .............................. 2-17
    Removing the Top Case (HP Authorized Service Providers Only) ............................................ 2-20
    Removing the Floppy Drive (HP Authorized Service Providers Only) ...................................... 2-22
    Removing the Infrared (I/R) PCA (HP Authorized Service Providers Only) ............................. 2-25
    Removing the Heatsink (with Fan) (HP Authorized Service Providers Only) ............................ 2-27
    Removing the CPU Module (HP Authorized Service Providers Only) ...................................... 2-29
    Removing the Motherboard (HP Authorized Service Providers Only)....................................... 2-31
    Replacing Components on a Bottom Case .................................................................................. 2-35
    Repairing the BIOS IC (HP Authorized Service Providers Only) .............................................. 2-37
    Removing Other Components (HP Authorized Service Providers Only) ................................... 2-39
    3. Troubleshooting and Diagnostics ............................................................................. 3-1
    Support by Authorized Service Providers ..................................................................................... 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 ......................................................................................................................... 3-17
    e-Diagtools Diagnostic Program .......................................................................................... 3-17
    Power-On Self-Test ..............................................................................................................3-20
    Sycard PCCtest 450/460 PC Card (Optional) ...................................................................... 3-25
    Windows Management Instrumentation (WMI)................................................................... 3-26
    BIOS Setup Utility................................................................................................................ 3-27 
    						
    							iv HP Omnibook XE4100/XE4500
    4. Replaceable Parts ....................................................................................................... 4-1
    5. Reference Information............................................................................................... 5-1
    Password Removal Policy ............................................................................................................. 5-1
    Hewlett-Packard Display Quality Statement ................................................................................. 5-2
    Service Notes and Obsolete Parts ................................................................................................. 5-4 
    						
    							HP Omnibook XE4100/XE4500 v
    Figures
    Figure 1-1. Omnibook XE4100/XE4500— Front View ...................................................................... 1-3
    Figure 1-2. Omnibook XE4100/XE4500— Back View ...................................................................... 1-4
    Figure 1-3. Omnibook XE4100/XE4500— Bottom View................................................................... 1-5
    Figure 1-4. Resetting the Notebook ..................................................................................................... 1-9
    Figure 1-5. Replaceable Module Diagram .........................................................................................1-14
    Figure 2-1. Disassembly Flow.............................................................................................................. 2-3
    Figure 2-2. Removing the Battery ........................................................................................................ 2-4
    Figure 2-3. Removing an SDRAM Module ......................................................................................... 2-5
    Figure 2-4. Removing the Mini-PCI Card............................................................................................ 2-6
    Figure 2-5. Removing the Hard Disk Drive ......................................................................................... 2-7
    Figure 2-6. Removing the Hard Disk Drive Tray................................................................................. 2-8
    Figure 2-7. Removing the Keyboard Cover ....................................................................................... 2-11
    Figure 2-8. Removing the Speaker Assembly .................................................................................... 2-12
    Figure 2-9. Removing the Keyboard .................................................................................................. 2-14
    Figure 2-10. Removing the Switchboard PCA................................................................................... 2-15
    Figure 2-11. Removing the CD/DVD Drive ...................................................................................... 2-16
    Figure 2-12. Removing the Display Assembly .................................................................................. 2-18
    Figure 2-13. Removing the Top Case ................................................................................................ 2-21
    Figure 2-14. Removing the Floppy Drive ..........................................................................................2-23
    Figure 2-15. Removing the I/R PCA .................................................................................................. 2-26
    Figure 2-16. Removing the Heatsink (with Fan) ................................................................................ 2-27
    Figure 2-17. Removing the CPU Module .......................................................................................... 2-29
    Figure 2-18. Removing the Motherboard ...........................................................................................2-32
    Figure 2-19. Example of Serial Number Label .................................................................................. 2-35
    Figure 2-20. Replacing the Antennas ................................................................................................. 2-36
    Figure 2-21. Removing a PCMCIA Door .......................................................................................... 2-36
    Figure 2-22. Boot-Block Jumper........................................................................................................ 2-38
    Figure 3-1. Basic Troubleshooting Steps ............................................................................................. 3-2
    Figure 4-1. Exploded View .................................................................................................................. 4-2 
    						
    							vi HP Omnibook XE4100/XE4500
    Tables
    Table 1-1. Omnibook XE4100/XE4500 Notebooks ............................................................................ 1-1
    Table 1-2. Product Comparisons.......................................................................................................... 1-2
    Table 1-3. Activating Power Modes .................................................................................................... 1-6
    Table 1-4. Main Status Lights (front of notebook) ..............................................................................1-7
    Table 1-5. Keyboard Status Lights....................................................................................................... 1-7
    Table 1-6. Fn Hot Keys ........................................................................................................................ 1-8
    Table 1-7. Omnibook X4100 and XE4500 Specifications ................................................................ 1-10
    Table 1-8. Omnibook XE4100, XE4500 Accessories ....................................................................... 1-13
    Table 1-9. Functional Structure Description ...................................................................................... 1-15
    Table 2-1. Removal Cross-Reference .................................................................................................. 2-1
    Table 2-2. Required Equipment ........................................................................................................... 2-2
    Table 2-3. Recommended Screw Torque Values................................................................................. 2-2
    Table 2-4. Replacing Small Parts (User-Replaceable)......................................................................... 2-9
    Table 2-5. Removing Omnibook XE4100/XE4500 Components...................................................... 2-39
    Table 3-1. ASP Support Options ......................................................................................................... 3-1
    Table 3-2. Scope of Diagnostic Tools.................................................................................................. 3-5
    Table 3-3. Troubleshooting Suggestions ............................................................................................. 3-6
    Table 3-4. POST Terminal-Error Beep Codes ................................................................................... 3-20
    Table 3-5. POST Messages................................................................................................................ 3-23
    Table 3-6. Sycard PCCtest Commands ..............................................................................................3-25
    Table 3-7. BIOS Setup Menus and Parameters.................................................................................. 3-27
    Table 4-1. Omnibook Replaceable Parts.............................................................................................. 4-3
    Table 4-2. Accessory Replaceable Parts .............................................................................................. 4-6
    Table 4-3. Part Number Reference ...................................................................................................... 4-6
    Table 5-1. Omnibook XE4100/XE4500 LCD Guidelines ................................................................... 5-3 
    						
    							HP Omnibook XE4100/XE4500 vii
    Introduction
    This manual provides reference information for servicing the HP Omnibook XE4100 (technology
    code KC) and XE4500 (technology code KB) 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. The manual is self-contained, so you can follow it even without having equipment
    available.
    The following table lists other sources of information about the notebook computers and related
    products.
    SourceAddress or NumberComments
    HP Notebook W eb Site http://www.hp.com/notebooks
    (http://www.europe.hp.com/notebook,
    European mirror)
    HP Business Support web
    Sitewww.hp.com/go/bizsupport
    HP Partnership W eb http://partner.americas.hp.com Restricted to Authorized Resellers
    only.
    HP Asia Pacific Channel
    Support Centre for DPSP
    Partnershttp://www.hp.com.au Restricted to DPSP Partners only.
    HP/MCD web site http://www.mcd.hp.com HP’s internal web site for division
    information.
    America Online Keyword: HP Call (800) 827-6364 for membership
    within the US.
    CompuServe GO HP Call (800) 524-3388 for membership
    within the US.
    HP Support Assist CD-ROM (800) 457-1762 US and Canada.
    (801) 431-1587 Outside US and Canada.
    Microsoft W indows manual Information about W indows operating
    system.
    Microsoft W eb http://www.microsoft.com Information and updates for W indows
    operating systems. 
    						
    							HP Omnibook XE4100/XE4500 Product Information 1-1
    1 
    Product Information
    HP Omnibook XE4100 and XE4500 notebook computers 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.
    Note that the following list of products is current at the time of publication but is subject to change.
      Table 1-1. Omnibook XE4100/XE4500 Notebooks
    OmnibookProduct *CPU **DisplayHardDriveCD/DVDDrivesStandardSDRAM/Video MemCommunicationBattery
    Omnibook XE4100
    F4641 J/H Celeron 1.13 GHz 14.1-in XGA 20 GB CD 128 MB/uma Modem/LAN Ni-Mh
    F4642 J/H Celeron 1.13 GHz 14.1-in XGA 20 GB DVD 128 MB/uma Modem/LAN Li-Ion
    F4643 J/H Celeron 1.2 GHz 14.1-in XGA 30 GB DVD 256 MB/uma Modem/LAN Li-Ion
    F4644 J/H Celeron 1.2 GHz 14.1-in XGA 30 GB CDRW/DVD 256 MB/uma Modem/LAN Li-Ion
    F4646 J/H Celeron 1.2 GHz 14.1-in XGA 20 GB CD 128 MB/uma Modem/LAN Ni-Mh
    F4647 J/H Celeron 1.2 GHz 14.1-in XGA 20 GB CD 128 MB/uma Modem/LAN Li-Ion
    F4648 J/H Celeron 1.2 GHz 14.1-in XGA 30 GB CDRW/DVD 128 MB/uma Modem/LAN Ni-Mh
    F4649 H Celeron 1.2 Ghz 14.1-in XGA 20 GB CDRW/DVD 128 MB/uma Modem/LAN Li-Ion
    F4650 J/H Celeron 1.2 GHz 14.1-in XGA 20 GB DVD 256 MB/uma Modem/LAN Li-Ion
    Omnibook XE4500
    F4867 J/H Pentium 4-M 1.6 GHz 14.1-in XGA 20 GB CD 128 MB/16 MB Modem/LAN Li-Ion
    F4868 J/H Pentium 4-M 1.6 GHz 14.1-in XGA 30 GB DVD 128 MB/16 MB Modem/LAN Li-Ion
    F4869 J/H Pentium 4-M 1.6 GHz 14.1-in XGA 20 GB DVD 128 MB/32 MB Modem/LAN Li-Ion
    F4870 J/H Pentium 4-M 1.6 GHz 14.1-in XGA 30 GB DVD 256 MB/32 MB Modem/LAN Li-Ion
    F4871 J/H Pentium 4-M 1.6 GHz 14.1-in XGA 30 GB CDRW/DVD 256 MB/32 MB Modem/LAN Li-Ion
    F4872 J/H Pentium 4-M 1.6 GHz 14.1-in XGA 30 GB CDRW/DVD 256 MB/32 MB Modem/LAN/802.11 Li-Ion
    F4873 J/H Pentium 4-M 1.6 GHz 15-in XGA 20 GB DVD 128 MB/32 MB Modem/LAN Li-Ion
    F4874 J/H Pentium 4-M 1.6 GHz 15-in XGA 30 GB DVD 256 MB/32 MB Modem/LAN Li-Ion
    F4875 J/H Pentium 4-M 1.6 GHz 15-in XGA 30 GB CDRW/DVD 256 MB/32 MB Modem/LAN Li-Ion
    F4876 J/H Pentium 4-M 1.7 GHz 15-in SXGA+ 40 GB CDRW/DVD 256 MB/32 MB Modem/LAN/802.11 Li-Ion
    F4877 H Pentium 4-M 1.6 GHz 14.1-in XGA 20 GB CDRW/DVD 128 MB/32 MB Modem/LAN Li-Ion
    F4878 H Pentium 4-M 1.7 GHz 15-in XGA 30 GB CDRW/DVD 256 MB/32 MB Modem/LAN Li-Ion
    F4880 J/H Pentium 4-M 1.6 GHz 14.1-in XGA 30 GB DVD 256 MB/32 MB Modem/LAN/802.11 Li-Ion
    F4881 J/H Pentium 4-M 1.7 GHz 15-in XGA 30 GB CDRW/DVD 256 MB/32 MB Modem/LAN/802.11 Li-Ion
    F4883 J/H Pentium 4-M 1.6 GHz 14.1-in XGA 20 GB CD 128 MB/16 MB Modem/LAN Li-Ion
    F4884 J/H Pentium 4-M 1.6 GHz 14.1-in XGA 30 GB CDRW/DVD 128 MB/32 MB Modem/LAN Li-Ion
    F4885 J/H Pentium 4-M 1.6 GHz 15-in SXGA+ 30 GB CD 256 MB/32 MB Modem/LAN Li-Ion
    F4886 J/H Pentium 4-M 1.7 GHz 15-in XGA 40 GB CDRW/DVD 256 MB/32 MB Modem/LAN/802.11 Li-Ion
    This table lists only base product configurations—custom configurations are not included.
    * The J/H suffix indicates the notebook’s OS: J = Windows XP Professional with Windows 2000 Recovery CDs,
    H = Windows XP Home.
    ** Intel Mobile Pentium 4-M and Intel Mobile Celeron processors. 
    						
    							1-2 Product Information HP Omnibook XE4100/XE4500
      Table 1-2. Product Comparisons
    Omnibook XE4500Omnibook XE4100
    Processor*Pentium 4-M (1.6 to 1.7 GHz). Celeron (1.13 to 1.20 GHz).
    MemoryUp to 2 GB (2048 MB) SDRAM using
    1 GB MB modules (when available);
    otherwise, up to 1 GB (1024 MB) SDRAM
    using 512 MB modules.
    At least 128 MB SDRAM preinstalled.Up to 1 GB (1024 MB) SDRAM using 512 MB
    modules.
    At least 128 MB SDRAM preinstalled.
    Display15.0-inch XGA (1024 x 768) or SXGA+
    (1400 x 1050) or 14.1-inch XGA (1024 x
    768) active-matrix TFT.15.0-inch XGA (1024 x 768) or 14.1-inch XGA
    (1024 x 768) active-matrix TFT.
    VideoATI Mobility Radeon graphics accelerator
    with 16 or 32 MB DDR graphics memory, 4x
    AGP graphics capability.VIA graphics with up to 32 MB dynamically
    allocated video RAM [16 MB (default) video RAM
    shared with system RAM].
    Operating
    SystemW indows XP Professional or Home
    preinstalled.W indows XP Professional or Home preinstalled.
    Power StatesOn, Standby, Hibernate, Off. On, Standby, Hibernate, Off.
    * Intel Mobile Pentium 4-M and Intel Celeron Mobile processors.
    All models feature HP TopTools, and are ACPI compliant. 
    						
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