KS SDYLOLRQ QRWHERRN ]W[] VHULHV RPQLERRN QRWHERRN WURXEOHVKRRWLQJ DQG VHOIUHSDLU JXLGH 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 purpose. Hewlett-Packard Co. shall not be liable for any errors or for incidental or consequential 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 2000­2002. All rights reserved. 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Edition History Edition 1.........................January 2002 ii zt1100/xz100 and xt1000 Series Troubleshooting and Self-Repair Guide Contents Product Information ......................................................................................................... 5 Notebook Features............................................................................................................................ 5 Operating the Notebook ................................................................................................................. 10 Turning the Notebook On and Off........................................................................................... 10 Resetting the Notebook ........................................................................................................... 11 Changing the Boot Device....................................................................................................... 11 Hardware Specifications................................................................................................................. 12 Troubleshooting and Diagnostics................................................................................... 15 Audio Problems ....................................................................................................................... 15 CD and DVD Problems ........................................................................................................... 16 Display Problems..................................................................................................................... 17 Floppy Disk Drive Problems ................................................................................................... 19 Hard Disk Drive Problems ...................................................................................................... 19 Heat Problems ......................................................................................................................... 20 Infrared Problems .................................................................................................................... 20 Keyboard and Pointing Device Problems................................................................................ 20 LAN Problems......................................................................................................................... 21 Memory Problems ................................................................................................................... 22 Modem Problems..................................................................................................................... 22 One-Touch Button Problems ................................................................................................... 24 Parallel and USB Problems ..................................................................................................... 25 PC Card (PCMCIA) Problems ................................................................................................ 26 Performance Problems............................................................................................................. 26 Power and Battery Problems ................................................................................................... 27 Printing Problems .................................................................................................................... 29 Startup Problems ..................................................................................................................... 29 Standby and Resume Problems ............................................................................................... 30 Wireless Problems ................................................................................................................... 30 Using the e-Diagtools Diagnostic Tests ......................................................................................... 32 Using the BIOS Configuration Utility............................................................................................ 33 Reinstalling and Updating Software.............................................................................. 37 Recovering the Factory Software Installation ................................................................................ 37 Updating the Notebook BIOS ........................................................................................................ 38 Updating the Windows Drivers ...................................................................................................... 38 Removing and Replacing Parts ...................................................................................... 39 Removing the Battery..................................................................................................................... 40 Removing the Optical Drive Module ............................................................................................. 41 Removing the Hard Disk Drive...................................................................................................... 42 Removing the Mini-PCI Card ........................................................................................................ 44 Removing the Keyboard Cover ...................................................................................................... 46 Removing the Keyboard................................................................................................................. 48 Removing an SDRAM Module ...................................................................................................... 50 Removing an Expansion SDRAM Module ............................................................................. 50 Removing the System SDRAM Module ................................................................................. 51 Removing the Speakers .................................................................................................................. 52 Removing the Fan .......................................................................................................................... 53 Replacing Small Parts and Accessories.......................................................................................... 55 zt1100/xz100 and xt1000 Series Troubleshooting and Self-Repair Guide iii Reference Information .................................................................................................... 57 Password Removal Policy.............................................................................................................. 57 Hewlett-Packard Display Quality Statement.................................................................................. 57 Figures Figure 1. Front View............................................................................................................................... 5 Figure 2. Back View ............................................................................................................................... 6 Figure 3. Bottom View............................................................................................................................ 7 Figure 4. Main Status Lights................................................................................................................... 8 Figure 5. Keyboard Status Lights............................................................................................................ 9 Figure 6. Multimedia Buttons and Status Panel (selected models) ......................................................... 9 Figure 7. Pressing the Reset Switch...................................................................................................... 11 Figure 8. Removing the Battery............................................................................................................ 40 Figure 9. Releasing the Plug-in Module ............................................................................................... 41 Figure 10. Removing the Hard Disk Drive ........................................................................................... 42 Figure 11. Removing the Hard Disk Tray............................................................................................. 43 Figure 12. Removing the Mini-PCI Card.............................................................................................. 45 Figure 13. Removing the Keyboard Cover Retaining Screws .............................................................. 46 Figure 14. Removing the Keyboard Cover ........................................................................................... 47 Figure 15. Loosening the Keyboard Retaining Screws......................................................................... 48 Figure 16. Disconnecting the Keyboard................................................................................................ 49 Figure 17. Removing an Expansion SDRAM Module ......................................................................... 50 Figure 18. Installing an Expansion SDRAM Module ........................................................................... 51 Figure 19. Removing the System SDRAM Module ............................................................................. 51 Figure 20. Removing the Speakers ....................................................................................................... 52 Figure 21. Removing the Fan................................................................................................................ 54 Tables Table 1. Battery Replacement Part Numbers ........................................................................................ 40 Table 2. Optical Drive Module Replacement Part Numbers................................................................. 41 Table 3. Hard Disk Drive Replacement Part Numbers ......................................................................... 42 Table 4. Mini-PCI Card Replacement Part Numbers............................................................................ 44 Table 5. Keyboard Cover Replacement Part Numbers ......................................................................... 46 Table 6. Keyboard Replacement Pa ...