Page 2 - Notice
ii HP Omnibook XE4100/XE4500 Notice In a continuing effort to improve the quality of our products, technical and environmental informationin this document is subject to change without notice. This manual and any examples contained herein are provided “as is” and are subject to change withoutnotice. ...
Page 3 - Contents
HP Omnibook XE4100/XE4500 iii Contents 1. Product Information .................................................................................................. 1-1 Features .................................................................................................................................
Page 5 - Figures
HP Omnibook XE4100/XE4500 v Figures Figure 1-1. Omnibook XE4100/XE4500— Front View ...................................................................... 1-3Figure 1-2. Omnibook XE4100/XE4500— Back View ...................................................................... 1-4Figure 1-3. Omnibook XE...
Page 6 - Tables
vi HP Omnibook XE4100/XE4500 Tables Table 1-1. Omnibook XE4100/XE4500 Notebooks ............................................................................ 1-1Table 1-2. Product Comparisons.......................................................................................................... 1-2...
Page 7 - Introduction
HP Omnibook XE4100/XE4500 vii Introduction This manual provides reference information for servicing the HP Omnibook XE4100 (technologycode KC) and XE4500 (technology code KB) notebook computers. It is for use by HP-authorizedservice personnel while installing, servicing, and repairing these products...
Page 9 - Product Information
HP Omnibook XE4100/XE4500 Product Information 1-1 1 Product Information HP Omnibook XE4100 and XE4500 notebook computers provide outstanding performance andexpandability in a conveniently portable form. Their high-performance components use the latesttechnologies to enable them to serve as desktop c...
Page 11 - Features
HP Omnibook XE4100/XE4500 Product Information 1-3 Features The following three illustrations show the notebook’s main external features. For an exploded view ofthe notebook, see page 4-2. Figure 1-1. Omnibook XE4100/XE4500— Front View 1. Notebook open/close latch. 2. One-touch buttons. 3. Keyboard s...
Page 14 - Operation; This section gives an overview of the notebook’s operation.; Turning the Notebook On and Off
1-6 Product Information HP Omnibook XE4100/XE4500 Operation This section gives an overview of the notebook’s operation. Turning the Notebook On and Off You can start and stop your notebook using its power button. However, at certain times you mightwant to use other methods to start or stop the noteb...
Page 15 - Checking the Status of the Notebook
HP Omnibook XE4100/XE4500 Product Information 1-7 Checking the Status of the Notebook The main status lights on the front of the notebook report power status, battery status, and hard diskactivity. Table 1-4. Main Status Lights (front of notebook) Meaning Power status On: notebook is on (even if the...
Page 16 - Using Fn Hot Keys; The combination of the Fn key plus another key creates a
1-8 Product Information HP Omnibook XE4100/XE4500 Using Fn Hot Keys The combination of the Fn key plus another key creates a hot key —a shortcut key sequence—for various system controls. To use a hot key, press and hold Fn, press the appropriate second key, then release both keys. Table 1-6. Fn Hot ...
Page 17 - Resetting the Notebook
HP Omnibook XE4100/XE4500 Product Information 1-9 Resetting the Notebook Occasionally, Windows or the notebook might stop responding, so that you cannot turn the notebookoff. If this happens, try the following in the order listed. Press the power button to restart. • If possible, shut down Windows: ...
Page 18 - Specifications
1-10 Product Information HP Omnibook XE4100/XE4500 Specifications The following tables list the specifications for the notebook and its accessories. These are subject tochange: for the latest versions, see the HP Notebook web site (www.hp.com/notebooks). Table 1-7. Omnibook X4100 and XE4500 Specific...
Page 22 - Internal Design
1-14 Product Information HP Omnibook XE4100/XE4500 Internal Design The motherboard PCA is the central component of the notebook’s design. It plays a role in virtuallyall system functions. The CPU module and most other subsystems connect to the motherboard. The following figure shows the connections ...
Page 25 - Removal and Replacement; in the following table are user-replaceable.; Caution
HP Omnibook XE4100/XE4500 Removal and Replacement 2-1 2 Removal and Replacement This chapter tells you how to remove and replace the notebook’s components and assemblies. Theitems marked by • in the following table are user-replaceable. Table 2-1. Removal Cross-Reference • Assembly, speaker (page 2-...
Page 27 - Disassembly Flowchart
HP Omnibook XE4100/XE4500 Removal and Replacement 2-3 Disassembly Flowchart The following diagram shows the general “path” you will use when disassembling the notebook toaccess any particular component. Figure 2-1. Disassembly Flow
Page 28 - Removing the Battery
2-4 Removal and Replacement HP Omnibook XE4100/XE4500 Removing the Battery (User-Replaceable) Required Equipment • None. Removal Procedure • Slide the battery’s release latch, then pull the battery out of its compartment. Figure 2-2. Removing the Battery
Page 29 - Removing a SDRAM Module; Small Phillips screwdriver.; Unplug the AC adapter, if present, and then remove the battery.
HP Omnibook XE4100/XE4500 Removal and Replacement 2-5 Removing a SDRAM Module (User-Replaceable) The notebook has no system memory built into its motherboard, but has two slots for SDRAMmodules. One slot contains an SDRAM module that was factory installed. Note Omnibook XE4100 models use only PC133 ...
Page 30 - Removing the Wireless LAN Mini-PCI Card; Disconnect the two antenna cables from the mini-PCI card.
2-6 Removal and Replacement HP Omnibook XE4100/XE4500 Removing the Wireless LAN Mini-PCI Card (User-Replaceable) Certain notebooks include a wireless LAN mini-PCI card under the mini-PCI door on the bottom of thenotebook. Caution Handle the Mini-PCI card only by its edges and provide proper groundin...
Page 31 - Removing the Hard Disk Drive
HP Omnibook XE4100/XE4500 Removal and Replacement 2-7 Removing the Hard Disk Drive (User-Replaceable) Required Equipment • Small Phillips screwdriver. Removal Procedure Important If you are installing a new hard disk drive, load the factory software and operating system on thedrive as described in “...
Page 32 - Recovering the Factory Software; Recovery CDs; Recovery CD
2-8 Removal and Replacement HP Omnibook XE4100/XE4500 4. Remove the screws from the drive and drive tray, then lift the drive out of the tray. 5. Remove the connector from the hard disk drive. Figure 2-6. Removing the Hard Disk Drive Tray Recovering the Factory Software The following procedure descr...
Page 33 - Replacing Small Parts; The user can replace the following small parts.
HP Omnibook XE4100/XE4500 Removal and Replacement 2-9 Replacing Small Parts (User-Replaceable) The user can replace the following small parts. Table 2-4. Replacing Small Parts (User-Replaceable) Part Replacement Procedure Rubber screw plugs,display (on display bezel) Insert a small flat-blade screwd...
Page 34 - Removing the Keyboard Cover
2-10 Removal and Replacement HP Omnibook XE4100/XE4500 Removing the Keyboard Cover (User-Replaceable) Required Equipment • Small Phillips screwdriver. • Small flat-blade screwdriver. Removal Procedure 1. Unplug the AC adapter, if present, and then remove the battery. 2. Remove the two screws that se...
Page 36 - Removing the Speaker Assembly
2-12 Removal and Replacement HP Omnibook XE4100/XE4500 Removing the Speaker Assembly (User-Replaceable) Required Equipment • Small Phillips screwdriver. Removal Procedure 1. Unplug the AC adapter, if present, and then remove the battery. 2. Remove the keyboard cover (page 2-10). 3. Remove the screw ...
Page 37 - Removing the Keyboard; Remove the screws that secure the keyboard to the top case.
HP Omnibook XE4100/XE4500 Removal and Replacement 2-13 Removing the Keyboard (User-Replaceable) Required Equipment • Small Phillips screwdriver. Removal Procedure 1. Unplug the AC adapter, if present, and remove the battery. 2. Remove the keyboard cover (page 2-10). 3. Remove the screws that secure ...
Page 39 - Removing the Switchboard PCA
HP Omnibook XE4100/XE4500 Removal and Replacement 2-15 Removing the Switchboard PCA (User-Replaceable) Required Equipment • Small Phillips screwdriver. Removal Procedure 1. Unplug the AC adapter, if present, and then remove the battery. 2. Remove the keyboard cover (page 2-10). 3. Disconnect both th...
Page 40 - Removing the CD/DVD Drive; Remove these additional assemblies:
2-16 Removal and Replacement HP Omnibook XE4100/XE4500 Removing the CD/DVD Drive (User-Replaceable) Required Equipment • Small Phillips screwdriver. Removal Procedure 1. Unplug the AC adapter, if present, and remove the battery. 2. Remove these additional assemblies: • Keyboard cover (page 2-10). • ...
Page 41 - Removing the Display Assembly; Remove the two retaining screws from the rear of the notebook.
HP Omnibook XE4100/XE4500 Removal and Replacement 2-17 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. 2. Remove the keyboard cover (page 2-10). 3. Re...
Page 43 - Important
HP Omnibook XE4100/XE4500 Removal and Replacement 2-19 Reassembly Notes Important After replacing the display assembly or motherboard, you must use the Service Utilities floppy diskto reprogram the EEPROM on the motherboard for the new display. 1. Download the Omnibook XE4000 Series service package ...
Page 44 - Removing the Top Case
2-20 Removal and Replacement HP Omnibook XE4100/XE4500 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. 2. Remove these additional assemblies: • Hard disk driv...
Page 46 - Removing the Floppy Drive
2-22 Removal and Replacement HP Omnibook XE4100/XE4500 Removing the Floppy Drive (HP Authorized Service Providers Only) Required Equipment • Small Phillips screwdriver. Removal Procedure 1. Unplug the AC adapter, if present, and remove the battery. 2. Remove these additional assemblies: • Hard disk ...
Page 52 - Install the heatsink screws in this order:
2-28 Removal and Replacement HP Omnibook XE4100/XE4500 Caution Do not spin the fan blades with your finger, or you could damage the fan’s bearings. Reassembly Notes • If the thermal pad is damaged, use a sharp knife or scraper to carefully remove it from the heatsink, then attach a new thermal pad. ...
Page 53 - Removing the CPU Module
HP Omnibook XE4100/XE4500 Removal and Replacement 2-29 Removing the CPU Module (HP Authorized Service Providers Only) Required Equipment • Small flat-blade screwdriver. Removal Procedure 1. Unplug the AC adapter, if present, and remove the battery. 2. Remove these additional assemblies: • Hard disk ...
Page 55 - Removing the Motherboard; Note: Before Replacing the Motherboard
HP Omnibook XE4100/XE4500 Removal and Replacement 2-31 Removing the Motherboard (HP Authorized Service Providers Only) Required Equipment • Small Phillips screwdriver. Removal Procedure Note: Before Replacing the Motherboard If possible, record the computer’s electronic serial number before you repl...
Page 56 - Caution: Wireless Models; Wireless models only:; Remove the mini-PCI door and unplug the two antenna cables from the
2-32 Removal and Replacement HP Omnibook XE4100/XE4500 Caution: Wireless Models Be careful when removing and attaching antenna cables. Damage to cables or connectors candegrade performance. 3. Wireless models only: Remove the mini-PCI door and unplug the two antenna cables from the mini-PCI card. Do...
Page 57 - Wireless Models Only
HP Omnibook XE4100/XE4500 Removal and Replacement 2-33 Reassembly Notes Important After replacing the display assembly or motherboard, you must use the Service Utilities floppy diskto reprogram the EEPROM on the motherboard for the new display. 1. Download the Omnibook XE4000 Series service package ...
Page 58 - CPU module; Note: After Replacing the Motherboard
2-34 Removal and Replacement HP Omnibook XE4100/XE4500 1. Remove the following components from the old motherboard and install onto the newmotherboard: • CPU module • Wireless LAN mini-PCI card (if present) • SDRAM modules 2. Follow the reassembly notes in the section entitled “Removing the Motherbo...
Page 59 - Replacing Components on a Bottom Case; Install a new Microsoft Product ID label.; Open a new document based on the serial label template.
HP Omnibook XE4100/XE4500 Removal and Replacement 2-35 Replacing Components on a Bottom Case Reassembly Procedure 1. Transfer the plastic wireless panel, and if present, the docking port cover from the old bottom caseto the new bottom case. 2. Install a new Microsoft Product ID label. 3. Transfer th...
Page 60 - If you need to remove or replace an antenna, see the figure below.; Carefully remove both antennas from the old bottom case.; If you need to remove or replace a PCMCIA door, see the figure below.
2-36 Removal and Replacement HP Omnibook XE4100/XE4500 Replacing the Left and Right Antennas If you need to remove or replace an antenna, see the figure below. Caution Handle the connector ends of the antennas carefully. Failure to do so could degrade notebookperformance. Handle the antenna routing ...
Page 61 - Repairing the BIOS IC; Update the notebook’s BIOS as follows:; Once the
HP Omnibook XE4100/XE4500 Removal and Replacement 2-37 Repairing the BIOS IC (HP Authorized Service Providers Only) The notebook’s BIOS IC cannot be replaced separately. If it is defective, you must replace themotherboard. In some cases, however, you might be able to reprogram a malfunctioning BIOS ...
Page 62 - Insert the BIOS floppy disk in the floppy disk drive.
2-38 Removal and Replacement HP Omnibook XE4100/XE4500 Using a BIOS Floppy Disk If you do not have a BIOS floppy disk, download the package from the Partnership web site (see pagevii) under Product Support Information in the Service and Support Library. Follow the instructions forcreating the BIOS f...
Page 63 - Removing Other Components
HP Omnibook XE4100/XE4500 Removal and Replacement 2-39 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. 2. Remove the assem...
Page 65 - Troubleshooting and Diagnostics; ASP support information; Support by Authorized Service Providers; not
HP Omnibook XE4100/XE4500 Troubleshooting and Diagnostics 3-1 3 Troubleshooting and Diagnostics This chapter includes troubleshooting and diagnostic information for testing the functionality of thenotebook, and for identifying faulty components: • ASP support information • Troubleshooting informatio...
Page 66 - Troubleshooting
3-2 Troubleshooting and Diagnostics HP Omnibook XE4100/XE4500 Troubleshooting The suggestions in this section can help isolate and repair the cause of a problem. To ensure qualityrepair, follow the basic troubleshooting steps shown below. Check the customer's descriptionof the problem and any suppor...
Page 67 - Checking for Customer Abuse; cannot; Troubleshooting the Problem; do
HP Omnibook XE4100/XE4500 Troubleshooting and Diagnostics 3-3 Checking for Customer Abuse Some notebooks might appear to have been damaged by customer abuse. Use these guidelines to helpdetermine if this is the case: • If the shipping box is seriously damaged, customer abuse cannot be declared. • If...
Page 68 - Verifying the Repair; Run the basic test of the e-Diagtools diagnostic program
3-4 Troubleshooting and Diagnostics HP Omnibook XE4100/XE4500 Swapping modules that might be defective with others known to be good is generally an ideal way tofind the module responsible for the problem. A failure symptom is rarely caused by more than onemodule, so you will not usually need to repl...
Page 69 - Suggestions for Troubleshooting
HP Omnibook XE4100/XE4500 Troubleshooting and Diagnostics 3-5 Suggestions for Troubleshooting Table 3-2. Scope of Diagnostic Tools Function e-Diagtools Power-OnSelf-Test SycardPCCtest 450 WMI/Toptools(if installed) BIOS Setup Bootup Tests Describes Configures Processor Tests Describes Memory Tests T...
Page 81 - Diagnostic Tools; e-Diagtools Diagnostic Program; The hardware diagnostic programs provide two levels of testing:
HP Omnibook XE4100/XE4500 Troubleshooting and Diagnostics 3-17 Diagnostic Tools This section describes the following diagnostic tools you can use for troubleshooting and repairing thenotebook: • Notebook e-Diagtools diagnostic program (below). • Power-on self-test (page 3-19). • Sycard PCCtest 450 P...
Page 82 - Run the basic test
3-18 Troubleshooting and Diagnostics HP Omnibook XE4100/XE4500 Running e-Diagtools The following procedure describes how to run e-Diagtools. The individual steps might differ slightlyfor different versions of e-Diagtools. 1. Click Start, Turn Off Computer (or Shut Down), Restart. 2. When the HP logo...
Page 83 - Replaceable Module Diagram on page 1-14
HP Omnibook XE4100/XE4500 Troubleshooting and Diagnostics 3-19 Interpreting the Results The e-Diagtools diagnostic program returns test groups, error codes, and suggestions for repair and/orfollow-up actions. The basic hardware test shows a recommended replacement part. To help interpret the results...
Page 84 - confirm the problem using other diagnostic tools.
3-20 Troubleshooting and Diagnostics HP Omnibook XE4100/XE4500 Power-On Self-Test Note If Quiet Boot is enabled in BIOS Setup (the default setting), press Esc during boot to see POSTmessages. When the notebook boots, its system BIOS runs a series of initialization routines and diagnostic testscalled...
Page 89 - The PCCtest product contains these components:
HP Omnibook XE4100/XE4500 Troubleshooting and Diagnostics 3-25 System BIOS shadowed System BIOS copied to shadow RAM. UMB upper limit segment address: nnnn Displays the address nnnn of the upper limit of Upper Memory Blocks (UMB), indicating released segments of the BIOS that can be reclaimed by a v...
Page 90 - To install the WMI preloaded on the hard disk:; Restart the notebook.
3-26 Troubleshooting and Diagnostics HP Omnibook XE4100/XE4500 Windows Management Instrumentation (WMI) The Windows Management Instrumentation is basically sets of rules for accessing information about anotebook. WMI allows an application to determine, for example, the operating system being used,wh...
Page 91 - BIOS Setup Utility; When the HP logo appears, press F2 to enter the BIOS Setup utility.
HP Omnibook XE4100/XE4500 Troubleshooting and Diagnostics 3-27 BIOS Setup Utility The BIOS Setup utility provides access to the notebook’s basic configuration settings. It is independentof the operating system. Running the BIOS Setup Utility 1. Close all applications, then restart the notebook: clic...
Page 93 - Replaceable Parts
HP Omnibook XE4100/XE4500 Replaceable Parts 4-1 4 Replaceable Parts This chapter contains an exploded view of the Omnibook XE4100 and XE4500 and the following listsof parts: • Notebook replaceable parts (page 4-3). • Accessory replacement parts (page 4-6). • Part number reference (page 4-6).
Page 105 - Reference Information; This chapter includes the following reference information:; Password Removal Policy
HP Omnibook XE4100/XE4500 Reference Information 5-1 5 Reference Information This chapter includes the following reference information: • Password removal policy. • Display quality statement. Password Removal Policy If the user forgets the system password, the user calls Technical Support to determin...
Page 106 - Hewlett-Packard Display Quality Statement; This issue is common across
5-2 Reference Information HP Omnibook XE4100/XE4500 Hewlett-Packard Display Quality Statement TFT display manufacturing is a highly precise but imperfect technology, and manufacturers cannotproduce large displays that are cosmetically perfect. Most, if not all, TFT displays exhibit some levelof cosm...
Page 108 - Service Notes and Obsolete Parts
5-4 Reference Information HP Omnibook XE4100/XE4500 Service Notes and Obsolete Parts Service notes containing important repair information for these products will be issued as needed.These notes are available online at the Partnership web site—see page vii.
