Page 2 - Notice; Edition History
ii zt1100/xz100 and xt1000 Series Troubleshooting and Self-Repair Guide 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,...
Page 3 - Contents
zt1100/xz100 and xt1000 Series iii Troubleshooting and Self-Repair Guide Contents Product Information ......................................................................................................... 5 Notebook Features............................................................................
Page 4 - Figures
iv zt1100/xz100 and xt1000 Series Troubleshooting and Self-Repair Guide Reference Information .................................................................................................... 57 Password Removal Policy .................................................................................
Page 5 - Product Information; Notebook Features; Figure 1. Front View
zt1100/xz100 and xt1000 Series Product Information 5 Troubleshooting and Self-Repair Guide Product Information This section introduces the notebook and its components, and briefly describes basic operation. Notebook Features Figure 1. Front View 1. One-Touch buttons (programmable). 2. Power button. ...
Page 7 - Figure 3. Bottom View
zt1100/xz100 and xt1000 Series Product Information 7 Troubleshooting and Self-Repair Guide Figure 3. Bottom View 32. Infrared port (selected models). 33. Battery. 34. CD/DVD drive latch. 35. RAM cover. 36. Battery latch. 37. Docking port. 38. Mini-PCI cover (no user- replaceable parts inside). 39. H...
Page 8 - Figure 4. Main Status Lights
8 Product Information zt1100/xz100 and xt1000 Series Troubleshooting and Self-Repair Guide Figure 4. Main Status Lights 1. Hard disk drive activity. • On: the notebook is accessing the hard disk drive. 2. Power mode. • Green: the notebook is on (even if the display is off). • Amber: the notebook is ...
Page 9 - Figure 5. Keyboard Status Lights
zt1100/xz100 and xt1000 Series Product Information 9 Troubleshooting and Self-Repair Guide Figure 5. Keyboard Status Lights 1. Caps Lock. Caps Lock is active. 2. Num Lock. Num Lock is active. (The Keypad Lock must also be on to use the embedded keypad.) 3. CD/DVD drive activity. The drive is active....
Page 10 - Operating the Notebook; Turning the Notebook On and Off
10 Product Information zt1100/xz100 and xt1000 Series Troubleshooting and Self-Repair Guide Operating the Notebook Note This manual describes the notebook in its original factory configuration, with all settings at their default values. Turning the Notebook On and Off Power mode To enter this mode T...
Page 11 - Resetting the Notebook; Figure 7. Pressing the Reset Switch; Changing the Boot Device
zt1100/xz100 and xt1000 Series Product Information 11 Troubleshooting and Self-Repair Guide Resetting the Notebook If Windows or the notebook stops responding and you cannot turn the notebook off, try the following in the order listed. Press the power button to restart. • If possible, restart or tur...
Page 12 - Hardware Specifications
12 Product Information zt1100/xz100 and xt1000 Series Troubleshooting and Self-Repair Guide Hardware Specifications The specifications shown below are subject to change. For the latest specifications, see the HP Notebook web site (www.hp.com/notebooks). Physical Attributes Dimensions: 13.3/14.1-in m...
Page 15 - Troubleshooting and Diagnostics; Audio Problems; If no sound is audible; If sound does not record
zt1100/xz100 and xt1000 Series Troubleshooting and Diagnostics 15 Troubleshooting and Self-Repair Guide Troubleshooting and Diagnostics This section contains solutions to several types of problems you may encounter when using the notebook. Try the solutions one at a time, in the order in which they ...
Page 16 - CD and DVD Problems; If you can’t boot from a CD in the CD/DVD drive; If a CD or DVD plays erratically
16 Troubleshooting and Diagnostics zt1100/xz100 and xt1000 Series Troubleshooting and Self-Repair Guide CD and DVD Problems If you can’t boot from a CD in the CD/DVD drive • Make sure the CD is bootable, such as a Recovery CD. • Make sure the CD-ROM/DVD drive is selected as the boot device—see “Chan...
Page 17 - If a DVD movie doesn’t fill the screen; Display Problems; If the notebook is on, but the screen is blank; If the screen is difficult to read; If an external display does not work
zt1100/xz100 and xt1000 Series Troubleshooting and Diagnostics 17 Troubleshooting and Self-Repair Guide If a DVD movie doesn’t fill the screen • Each side of a double-sided DVD has a different format (standard or widescreen). In widescreen format, black bands appear at the top and bottom of the scre...
Page 18 - If one or more display pixels look bad; If you have display problems while using a TV set as a monitor
18 Troubleshooting and Diagnostics zt1100/xz100 and xt1000 Series Troubleshooting and Self-Repair Guide If one or more display pixels look bad TFT display manufacturing is a highly precise but imperfect technology, and manufacturers cannot produce displays that are cosmetically perfect. Most, if not...
Page 19 - Floppy Disk Drive Problems; If a floppy drive connected to the USB port doesn’t work; Hard Disk Drive Problems; If the notebook’s hard drive doesn’t spin; If the hard drive’s reported capacity is less than its actual size
zt1100/xz100 and xt1000 Series Troubleshooting and Diagnostics 19 Troubleshooting and Self-Repair Guide If you have display problems while using a simple port replicator or a CRT monitor • If you dock to a simple port replicator or attach a CRT monitor while the notebook is off, the notebook may not...
Page 20 - Heat Problems; If the notebook gets unusually warm; Infrared Problems; If you have problems with infrared communication; Keyboard and Pointing Device Problems; If the pointer is difficult to control; If the embedded numeric keypad doesn’t work
20 Troubleshooting and Diagnostics zt1100/xz100 and xt1000 Series Troubleshooting and Self-Repair Guide Heat Problems Keep in mind that your notebook normally gets warm during routine operation. Charging the battery and running games and other programs that drive CPU usage toward 100% can further in...
Page 21 - LAN Problems
zt1100/xz100 and xt1000 Series Troubleshooting and Diagnostics 21 Troubleshooting and Self-Repair Guide If you can’t type the euro symbol • Hold Alt GR when you press the marked key. • The euro symbol is not on the U.S. English keyboard. Make sure the embedded keypad is active (Fn+F8) and Num Lock i...
Page 22 - Memory Problems; If a message says you are out of memory; If memory doesn’t increase after adding RAM; Modem Problems; If the modem seems slow
22 Troubleshooting and Diagnostics zt1100/xz100 and xt1000 Series Troubleshooting and Self-Repair Guide Memory Problems If a message says you are out of memory • Make sure drive C is not running low on free space. • Use the memory troubleshooter in Windows Help and Support. • If you are having memor...
Page 23 - If the modem dials incorrectly; If the modem dials but doesn’t connect
zt1100/xz100 and xt1000 Series Troubleshooting and Diagnostics 23 Troubleshooting and Self-Repair Guide If the modem dials incorrectly • Check the telephone number you entered, including any digits required for outside access or long distance. • In Control Panel, open Phone and Modem Options, and ch...
Page 24 - One-Touch Button Problems
24 Troubleshooting and Diagnostics zt1100/xz100 and xt1000 Series Troubleshooting and Self-Repair Guide If the modem isn’t detected • Check the modem setup. In Control Panel, open Phone and Modem Options. • Click Start, Control Panel, Performance and Maintenance, System. On the Hardware tab, open th...
Page 25 - Parallel and USB Problems; If a USB mouse doesn’t work properly
zt1100/xz100 and xt1000 Series Troubleshooting and Diagnostics 25 Troubleshooting and Self-Repair Guide Parallel and USB Problems If a USB mouse doesn’t work properly • Make sure you followed the manufacturer’s installation instructions completely and have installed the mouse properly. If not, repea...
Page 26 - If the notebook doesn’t recognize a PC card; Performance Problems; If the notebook pauses or runs sluggishly
26 Troubleshooting and Diagnostics zt1100/xz100 and xt1000 Series Troubleshooting and Self-Repair Guide PC Card (PCMCIA) Problems If the notebook doesn’t recognize a PC card • Remove and reinsert the PC card. • Put the notebook on standby, then resume. • Restart the notebook. • If the card requires ...
Page 27 - If the notebook stops responding; Power and Battery Problems; If the notebook turns off immediately after it turns on
zt1100/xz100 and xt1000 Series Troubleshooting and Diagnostics 27 Troubleshooting and Self-Repair Guide • If the notebook’s hard disk drive frequently runs (as indicated by the hard drive light on the front of the notebook) while the notebook appears to be paused or running slowly, Windows is likely...
Page 28 - If the Time Remaining for the battery is not correct
28 Troubleshooting and Diagnostics zt1100/xz100 and xt1000 Series Troubleshooting and Self-Repair Guide • Certain applications can cause excess CPU and power usage. (Users can get Intel Power Monitor from www.intel.com and monitor CPU load.) • When playing DVD movies on battery power, use Power Opti...
Page 29 - Printing Problems; If a printer doesn’t print; Startup Problems; If the notebook doesn’t respond when you turn it on
zt1100/xz100 and xt1000 Series Troubleshooting and Diagnostics 29 Troubleshooting and Self-Repair Guide Printing Problems Hint You can solve most printing problems by using the printing troubleshooter in Windows Help and Support. If a printer doesn’t print • Make sure the printer is on and has paper...
Page 30 - If the notebook won’t boot from the floppy disk drive; If the notebook takes a long time to resume; Standby and Resume Problems; If the notebook takes a long time to resume after being on standby; Wireless Problems; If you have problems with wireless communication
30 Troubleshooting and Diagnostics zt1100/xz100 and xt1000 Series Troubleshooting and Self-Repair Guide If the notebook won’t boot from the floppy disk drive • Make sure the drive is installed correctly. • Make sure the floppy disk drive is selected as the boot device—see “Changing the Boot Device” ...
Page 31 - If you cannot connect to a particular computer on the network; If the wireless link icon in the taskbar is red
zt1100/xz100 and xt1000 Series Troubleshooting and Diagnostics 31 Troubleshooting and Self-Repair Guide If you cannot connect to a particular computer on the network • Make sure the computer is properly connected to the network. • Make sure your TCP/IP setup is correct for your network: click Start,...
Page 32 - Using the e-Diagtools Diagnostic Tests
32 Troubleshooting and Diagnostics zt1100/xz100 and xt1000 Series Troubleshooting and Self-Repair Guide Using the e-Diagtools Diagnostic Tests The e-Diagtools hardware diagnostic program included with your notebook provides two levels of testing: automated testing using its basic hardware test, and ...
Page 33 - Using the BIOS Configuration Utility
zt1100/xz100 and xt1000 Series Troubleshooting and Diagnostics 33 Troubleshooting and Self-Repair Guide 16. To add information about your problem, click Comments and type the information, then click OK. To save or print the Support Ticket, click Save As or Print. To e-mail the Support Ticket to your...
Page 35 - Reinstalling and Updating Software; Recovering the Factory Software Installation; CAUTION
zt1100/xz100 and xt1000 Series Reinstalling and Updating Software 35 Troubleshooting and Self-Repair Guide Reinstalling and Updating Software You can use the Recovery CDs to recover the original factory software for your notebook. The Recovery CDs also provide Windows drivers specific to your notebo...
Page 36 - Updating the Notebook BIOS
36 Reinstalling and Updating Software zt1100/xz100 and xt1000 Series Troubleshooting and Self-Repair Guide Updating the Notebook BIOS Hewlett-Packard may provide updates to the notebook’s BIOS to enhance the capabilities of your system. Check the HP Business Support web site (www.hp.com/go/bizsuppor...
Page 37 - Removing and Replacing Parts; Caution
zt1100/xz100 and xt1000 Series Removing and Replacing Parts 37 Troubleshooting and Self-Repair Guide Removing and Replacing Parts This chapter shows how to remove and replace the notebook’s user-replaceable components. Caution Always provide proper grounding when performing repairs. W ithout proper ...
Page 38 - Removing the Battery; Table 1. Battery Replacement Part Numbers; Required Equipment
38 Removing and Replacing Parts zt1100/xz100 and xt1000 Series Troubleshooting and Self-Repair Guide Removing the Battery Table 1. Battery Replacement Part Numbers Description Part Number Exchange Part Number Battery, LiIon 8-cell F3172-60901 Required Equipment • None. Removal Procedure • Slide the ...
Page 39 - Removing the Optical Drive Module; Table 2. Optical Drive Module Replacement Part Numbers
zt1100/xz100 and xt1000 Series Removing and Replacing Parts 39 Troubleshooting and Self-Repair Guide Removing the Optical Drive Module Table 2. Optical Drive Module Replacement Part Numbers Description Part Number Exchange Part Number Drive, DVD module F3377-60962 Drive, DVD/CD-RW Combo module F3377...
Page 40 - Removing the Hard Disk Drive; Table 3. Hard Disk Drive Replacement Part Numbers; Figure 10. Removing the Hard Disk Drive
40 Removing and Replacing Parts zt1100/xz100 and xt1000 Series Troubleshooting and Self-Repair Guide Removing the Hard Disk Drive Table 3. Hard Disk Drive Replacement Part Numbers Description Part Number Exchange Part Number Drive, hard disk (20 GB, 9.5mm, Hitachi ATA100) 0950-4193 F3257-69105 Drive...
Page 41 - Figure 11. Removing the Hard Disk Tray
zt1100/xz100 and xt1000 Series Removing and Replacing Parts 41 Troubleshooting and Self-Repair Guide Figure 11. Removing the Hard Disk Tray Reassembly Notes • Insert the connector end of the drive through the opening in the tray, then lower the drive into place. • Carefully slide the hard drive asse...
Page 42 - Removing the Mini-PCI Card; Table 4. Mini-PCI Card Replacement Part Numbers
42 Removing and Replacing Parts zt1100/xz100 and xt1000 Series Troubleshooting and Self-Repair Guide Removing the Mini-PCI Card Certain notebook models include a mini-PCI card that contains either a modem or combined modem and 802.11 wireless. Table 4. Mini-PCI Card Replacement Part Numbers Descript...
Page 43 - Reassembly Notes
zt1100/xz100 and xt1000 Series Removing and Replacing Parts 43 Troubleshooting and Self-Repair Guide Figure 12. Removing the Mini-PCI Card Reassembly Notes • Reattach the cable(s) to the card, and tuck them into the compartment. • Gently press the card into the connector at an angle of about 30°, un...
Page 44 - Removing the Keyboard Cover; Table 5. Keyboard Cover Replacement Part Numbers
44 Removing and Replacing Parts zt1100/xz100 and xt1000 Series Troubleshooting and Self-Repair Guide Removing the Keyboard Cover Table 5. Keyboard Cover Replacement Part Numbers Description Part Number Exchange Part Number Cover, keyboard, 15-in (with LED lens) (zt1100/xz100 series only) F3379-60911...
Page 45 - Figure 14. Removing the Keyboard Cover
zt1100/xz100 and xt1000 Series Removing and Replacing Parts 45 Troubleshooting and Self-Repair Guide 6. Disconnect the keyboard cover switch cable from the motherboard, and remove the cover from the notebook. Figure 14. Removing the Keyboard Cover Reassembly Notes • Make sure the keyboard cover swit...
Page 46 - Removing the Keyboard; Table 6. Keyboard Replacement Part Numbers
46 Removing and Replacing Parts zt1100/xz100 and xt1000 Series Troubleshooting and Self-Repair Guide Removing the Keyboard Table 6. Keyboard Replacement Part Numbers Description Part Number Exchange Part Number Keyboard, US English (zt1100/xz100 series only) F3428-60901 Keyboard, French (zt1100/xz10...
Page 47 - Warning; Figure 16. Disconnecting the Keyboard
zt1100/xz100 and xt1000 Series Removing and Replacing Parts 47 Troubleshooting and Self-Repair Guide 5. Lay the keyboard face down on the top case, forward of its normal position, and disconnect the ribbon cable from the motherboard. Warning Do not touch the metal surfaces inside the notebook until ...
Page 48 - Removing an SDRAM Module; Table 7. SDRAM Module Replacement Part Numbers; Removing an Expansion SDRAM Module; Removal Procedure; Figure 17. Removing an Expansion SDRAM Module
48 Removing and Replacing Parts zt1100/xz100 and xt1000 Series Troubleshooting and Self-Repair Guide Removing an SDRAM Module The notebook has no SDRAM built into its motherboard, but has two slots for PC133 SDRAM modules: a system SDRAM slot beneath the keyboard (containing an SDRAM module installe...
Page 49 - Removing the System SDRAM Module; Figure 19. Removing the System SDRAM Module
zt1100/xz100 and xt1000 Series Removing and Replacing Parts 49 Troubleshooting and Self-Repair Guide Reassembly Notes • Carefully press the SDRAM module into the connector at an angle of about 30°, until it is fully inserted. Then press down on both sides of the module until the latches snap closed....
Page 50 - Removing the Speakers; Table 8. Speaker Replacement Part Numbers; Figure 20. Removing the Speakers
50 Removing and Replacing Parts zt1100/xz100 and xt1000 Series Troubleshooting and Self-Repair Guide Removing the Speakers Table 8. Speaker Replacement Part Numbers Description Part Number Exchange Part Number Kit, speakers (L/R) F3377-60942 Required Equipment • #0 Phillips screwdriver. Removal Proc...
Page 51 - Removing the Fan; Table 9. Fan Replacement Part Numbers
zt1100/xz100 and xt1000 Series Removing and Replacing Parts 51 Troubleshooting and Self-Repair Guide Removing the Fan Table 9. Fan Replacement Part Numbers Description Part Number Exchange Part Number Fan, heatsink F3377-60946 Required Equipment • #0 Phillips screwdriver. Removal Procedure 1. Unplug...
Page 52 - Figure 21. Removing the Fan
52 Removing and Replacing Parts zt1100/xz100 and xt1000 Series Troubleshooting and Self-Repair Guide Figure 21. Removing the Fan Reassembly Notes • Make sure the fan wires are not pinned under the fan, and is securely plugged into its socket. • If present, make sure the wireless cables are not trapp...
Page 53 - Replacing Small Parts and Accessories; Table 10. Replacing Small Parts
zt1100/xz100 and xt1000 Series Removing and Replacing Parts 53 Troubleshooting and Self-Repair Guide Replacing Small Parts and Accessories The following small parts are user-replaceable. Table 10. Replacing Small Parts Part Part Numbers Replacement Procedure Cover, mini-PCI Included in door kit F337...
Page 55 - Reference Information; Password Removal Policy
zt1100/xz100 and xt1000 Series Reference Information 55 Troubleshooting and Self-Repair Guide Reference Information This section includes information on HP’s password removal policy, and on notebook display quality. Password Removal Policy If the user forgets the system password, the user calls HP C...
