HP Omnibook Xe4500 Service Manual

							®
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
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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.