HP Omnibook Xt6050 Service Manual

							®
HP Omnibook XT6050
HP Omnibook XT/VT6200
Technology Codes EF, EG
Service Manual 
						

							ii HP Omnibook XT6050, XT/VT6200
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.
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© Copyright Hewlett-Packard Company 1998–2002. All rights reserved. Reproduction, adaptation, or
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The programs that control this product are copyrighted and all rights are reserved. Reproduction,
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Microsoft®, MS-DOS®, and Windows® are U.S. registered trademarks of Microsoft Corporation.
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Hewlett-Packard Company
Mobile Computing Division
19310 Pruneridge Ave.
Cupertino, CA  95014, U.S.A.
Edition History
Edition 1 (EF, EG) .......................... April 2002 
						

							HP Omnibook XT6050, XT/VT6200 iii
Contents
1. Product Information .................................................................................................. 1-1
Features ......................................................................................................................................... 1-3
Operation ...................................................................................................................................... 1-5
Turning the Computer On and Off ........................................................................................ 1-5
Checking the Status of the Notebook .................................................................................... 1-6
Using Fn Hot Keys................................................................................................................. 1-7
Resetting the Computer..........................................................................................................1-8
Specifications................................................................................................................................ 1-9
Internal Design............................................................................................................................ 1-14
2. Removal and Replacement ........................................................................................ 2-1
Disassembly Flowchart ................................................................................................................. 2-3
Removing the Battery (User-Replaceable) ................................................................................... 2-4
Removing a Plug-In Module (User-Replaceable)......................................................................... 2-5
Removing an SDRAM Module (User-Replaceable) .................................................................... 2-6
Removing the Hard Disk Drive (User-Replaceable) .................................................................... 2-7
Removing Mini-PCI Card #1 (User-Replaceable)...................................................................... 2-10
Removing the Power Button Panel (User-Replaceable) ............................................................. 2-11
Replacing Small Parts (User-Replaceable) ................................................................................. 2-12
Removing the Keyboard (HP Authorized Service Providers Only) ........................................... 2-13
Removing the Heatsink (with Fan) (HP Authorized Service Providers Only) ........................... 2-15
Removing the CPU Module (HP Authorized Service Providers Only)...................................... 2-17
Removing the Display Assembly (HP Authorized Service Providers Only) .............................. 2-19
Removing the Top Case (HP Authorized Service Providers Only)............................................ 2-21
Removing the Motherboard or Bottom Case (HP Authorized Service Providers Only) ............ 2-23
Replacing the Motherboard ................................................................................................. 2-26
Replacing the Bottom Case.................................................................................................. 2-28
Repairing the BIOS IC (HP Authorized Service Providers Only).............................................. 2-29
Removing Other Components (HP Authorized Service Providers Only)................................... 2-31
3. Troubleshooting and Diagnostics.............................................................................. 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 ......................................................................................................................... 3-19
e-Diagtools Diagnostic Program .......................................................................................... 3-19
Power-On Self-Test .............................................................................................................3-23
Sycard PCCtest 450/460 PC Card (Optional) ...................................................................... 3-27
Windows Management Instrumentation (WMI) .................................................................. 3-28
BIOS Setup Utility ............................................................................................................... 3-29
4. Replaceable Parts ....................................................................................................... 4-1
5. Reference Information ............................................................................................... 5-1
Password Removal Policy ............................................................................................................ 5-1
Hewlett-Packard Display Quality Statement ................................................................................ 5-2
Service Notes ................................................................................................................................ 5-4 
						

							iv HP Omnibook XT6050, XT/VT6200
Figures
Figure 1-1. Omnibook — Front View ..................................................................................................1-3
Figure 1-2. Omnibook — Back View ..................................................................................................1-4
Figure 1-3. Omnibook — Bottom View...............................................................................................1-4
Figure 1-4. Resetting the Computer .....................................................................................................1-8
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. Releasing a Module ...........................................................................................................2-5
Figure 2-4. Removing a Module ..........................................................................................................2-5
Figure 2-5. Removing an SDRAM Module .........................................................................................2-6
Figure 2-6. Removing the Hard Disk Drive .........................................................................................2-7
Figure 2-7. Removing the Hard Disk Tray...........................................................................................2-8
Figure 2-8. Removing the Mini-PCI Card ..........................................................................................2-10
Figure 2-9. Removing the Power Button Panel ..................................................................................2-11
Figure 2-10. Removing the Keyboard ................................................................................................2-13
Figure 2-11. Unplugging the Keyboard Cables ..................................................................................2-14
Figure 2-12. Removing the Heatsink..................................................................................................2-15
Figure 2-13. Removing the CPU Module...........................................................................................2-17
Figure 2-14. Removing the Display ...................................................................................................2-20
Figure 2-15. Removing the Top Case.................................................................................................2-22
Figure 2-16. Removing the Motherboard ...........................................................................................2-24
Figure 2-17. Installing the Docking Doors .........................................................................................2-25
Figure 2-18. Installing the Lower PCMCIA Door .............................................................................2-25
Figure 2-19. Replacing Motherboard Components ............................................................................2-26
Figure 2-20. Example of Serial Number Label ..................................................................................2-28
Figure 2-21. Boot-Block Jumper ........................................................................................................2-30
Figure 3-1. Basic Troubleshooting Steps .............................................................................................3-2
Figure 3-2. Diagnostic Screens — Basic and Advanced....................................................................3-19
Figure 3-3. Serial and Parallel Loopback Connectors ........................................................................3-21
Figure 4-1. Exploded View ..................................................................................................................4-2 
						

							HP Omnibook XT6050, XT/VT6200 v
Tables
Table 1-1. Omnibook XT6050 and XT/VT6200 Notebooks .............................................................. 1-1
Table 1-2. Product Comparisons ......................................................................................................... 1-2
Table 1-3. Activating Power Modes .................................................................................................... 1-5
Table 1-4. Main Status Lights (front of notebook) ..............................................................................1-6
Table 1-5. Keyboard Status Lights ...................................................................................................... 1-6
Table 1-6. Fn Hot Keys ....................................................................................................................... 1-7
Table 1-7. Omnibook XT6050 and XT/VT6200 Specifications ......................................................... 1-9
Table 1-8. Omnibook XT6050 and XT/VT6200 Accessories........................................................... 1-12
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 Torques...........................................................................................2-2
Table 2-4. Replacing Small Parts (User-Replaceable) ...................................................................... 2-12
Table 2-5. Removing Omnibook Components .................................................................................. 2-31
Table 3-1. Scope of Diagnostic Tools ................................................................................................. 3-5
Table 3-2. Troubleshooting Suggestions ............................................................................................. 3-6
Table 3-3. POST Terminal-Error Beep Codes .................................................................................. 3-23
Table 3-4. POST Messages ............................................................................................................... 3-25
Table 3-5. Sycard PCCtest Commands .............................................................................................3-27
Table 3-6. BIOS Setup Menus and Parameters ................................................................................. 3-29
Table 4-1. Omnibook Replaceable Parts ............................................................................................. 4-3
Table 4-2. Accessory Replaceable Parts.............................................................................................. 4-6
Table 4-3. Part Number Reference ...................................................................................................... 4-7
Table 5-1. Omnibook XT6050 and XT/VT6200 LCD Guidelines ..................................................... 5-3 
						

							vi HP Omnibook XT6050, XT/VT6200
Introduction
This manual provides reference information for servicing the HP Omnibook XT6050 (technology
code EF) and XT/VT6200 (technology code EG) series 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 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 XT6050, XT/VT6200 Product Information 1-1
1 
Product Information
The HP Omnibook XT6050 and XT/VT6200 series notebooks 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.
  Table 1-1. Omnibook XT6050 and XT/VT6200 Notebooks
Omnibook
Product *CPU **Display
Hard
Drive
CD/DVD
Drives
Standard
SDRAMCommunication
Omnibook XT6050 Series
F4506 J/K/H Celeron 1.06 GHz 14-in XGA 10 GB CD 128 MB Modem/LAN
F4507 J/K/H Celeron 1.06 GHz 14-in XGA 20 GB DVD 128 MB Modem/LAN
F4508 J/K/H Celeron 1.13 GHz 14-in XGA 10 GB DVD 128 MB Modem/LAN
F4509 J/K/H Pentium III 933 MHz 14-in XGA 20 GB DVD 256 MB Modem/LAN/802.11b
F4510 J/K/H Pentium III 1.06 GHz 14-in XGA 20 GB DVD 256 MB Modem/LAN
F4511 J/K/H Pentium III 1.06 GHz 14-in XGA 30 GB DVD 256 MB Modem/LAN
F4512 J/K/H Pentium III 1.06 GHz 14-in XGA 30 GB DVD 256 MB Modem/LAN/802.11b
F4513 J/K/H Pentium III 1.06 GHz 14-in XGA 20 GB DVD 256 MB Modem/LAN/802.11b
F4514 J/K/H Pentium III 1.06 GHz 14-in XGA 20 GB DVD/CDRW 256 MB Modem/LAN
F4515 J/K/H Pentium III 1.13 GHz 14-in XGA 30 GB DVD/CDRW 256 MB Modem/LAN
F4516 J/K/H Pentium III 1.06 GHz 14-in XGA 20 GB DVD/CDRW 256 MB Modem/LAN/802.11b
F4517 J/K/H Celeron 1.06 GHz 14-in XGA 10 GB DVD 128 MB Modem/LAN
F4518 J/K/H Pentium III 933 MHz 14-in XGA 10 GB CD 128 MB Modem/LAN
F4519 J/K/H Pentium III 933 MHz 14-in XGA 20 GB DVD 256 MB Modem/LAN
Omnibook XT6200 Series
F4525 H Pentium 4-M 1.4 GHz 14-in XGA 20 GB CD 128 MB Modem/LAN
F4526 J Pentium 4-M 1.4 GHz 14-in XGA 20 GB DVD 256 MB Modem/LAN
F4527 J Pentium 4-M 1.4 GHz 14-in XGA 20 GB DVD/CDRW 256 MB Modem/LAN
F4528 J Pentium 4-M 1.4 GHz 14-in XGA 30 GB DVD 256 MB Modem/LAN
F4529 J Pentium 4-M 1.4 GHz 14-in XGA 20 GB DVD 256 MB Modem/LAN/802.11b
F4530 J Pentium 4-M 1.4 GHz 15-in SXGA+ 20 GB DVD 256 MB Modem/LAN
F4531 J Pentium 4-M 1.4 GHz 15-in SXGA+ 20 GB DVD/CDRW 256 MB Modem/LAN
F4532 J Pentium 4-M 1.5 GHz 14-in XGA 30 GB DVD/CDRW 256 MB Modem/LAN
F4533 J Pentium 4-M 1.4 GHz 15-in SXGA+ 30 GB DVD/CDRW 256 MB Modem/LAN/802.11b
F4534 J Pentium 4-M 1.5 GHz 15-in SXGA+ 30 GB DVD/CDRW 256 MB Modem/LAN/802.11b
F4535 J Pentium 4-M 1.6 GHz 15-in SXGA+ 30 GB DVD/CDRW 512 MB Modem/LAN/802.11b 
						

							1-2 Product Information HP Omnibook XT6050, XT/VT6200
Omnibook
Product *CPU **Display
Hard
Drive
CD/DVD
Drives
Standard
SDRAMCommunication
Omnibook VT6200 Series
F5037 J Pentium 4-M 1.4 GHz 14-in XGA 20 GB DVD 128 MB Modem/LAN
F5038 J Pentium 4-M 1.4 GHz 14-in XGA 30 GB DVD 256 MB Modem/LAN
F5039 J Pentium 4-M 1.5 GHz 14-in XGA 30 GB DVD 256 MB Modem/LAN
F5040 J Pentium 4-M 1.5 GHz 14-in XGA 30 GB DVD 256 MB Modem/LAN
F5041 J Pentium 4-M 1.5 GHz 14-in XGA 20 GB DVD 256 MB Modem/LAN/802.11b
F5042 J Pentium 4-M 1.5 GHz 14-in XGA 30 GB DVD 256 MB Modem/LAN/802.11b
F5043 J Pentium 4-M 1.5 GHz 14-in XGA 40 GB DVD/CDRW 256 MB Modem/LAN
F5044 J Pentium 4-M 1.5 GHz 15-in SXGA+ 40 GB DVD/CDRW 256 MB Modem/LAN/802.11b
F5045 J Pentium 4-M 1.6 GHz 15-in SXGA+ 30 GB DVD 256 MB Modem/LAN
F5046 J Pentium 4-M 1.6 GHz 15-in SXGA+ 30 GB DVD/CDRW 512 MB Modem/LAN/802.11b
F5047 J Pentium 4-M 1.6 GHz 15-in SXGA+ 30 GB DVD/CDRW 256 MB Modem/LAN
F5048 J Pentium 4-M 1.6 GHz 15-in SXGA+ 40 GB DVD/CDRW 512 MB Modem/LAN/802.11b
F5049 J Pentium 4-M 1.7 GHz 14-in SXGA+ 40 GB DVD/CDRW 512 MB Modem/LAN/802.11b
This table lists only base product configurations—custom configurations are not included.
* The J/K/H suffix indicates the notebook’s OS: J = Windows XP Professional, K = Windows 2000, H = Windows XP Home.
** Intel Mobile Pentium III or III-M with SpeedStep Technology or Intel Mobile Celeron processor.
  Table 1-2. Product Comparisons
Omnibook XT/VT6200Omnibook XT6050Omnibook 6000/6100
Processor*Pentium 4-M (1.4 to 1.8 GHz). Celeron (1.06 to 1.13 GHz) or
Pentium III-M (933 to
1133 MHz).Celeron (550 to 750 MHz) or
Pentium III-M (600 to
1133 MHz).
MemoryAt least 128 MB RAM
preinstalled. Can support up to
2 GB RAM.At least 128 MB SDRAM in
system slot. Expandable to
1024 MB.64, 128, or 256 MB SDRAM in
system slot. Expandable to 512
(OB 6000) or 1024 (OB 6100)
MB.
Display15-in TFT UXGA or SXGA+,
or 14-in TFT SXGA+ or XGA.14-in TFT XGA. 15-in TFT SXGA+ or
15- or 14-in TFT XGA.
VideoAGP 4X graphics interface.
16 or 32 MB DDR video RAM
with 32- or 64-bit graphics
interface.
3D and OpenGL graphics
support.
Up to 16M colors.AGP 4X graphics interface.
Up to 48 MB dynamically
allocated video RAM (shared
with system RAM) with 32- or
64-bit graphics interface.
3D and OpenGL graphics
support.
Up to 16M colors.AGP 2X or 4X graphics
interface.
4, 8, or 16 MB video RAM with
32- or 64-bit graphics interface.
3D and OpenGL graphics
support.
Up to 16M colors (UXGA).
Zoomed Video enabled.
Operating
SystemW indows 2000 or XP
preinstalled.W indows 2000 or XP
preinstalled.W indows 98, 2000, or XP
preinstalled.
Power StatesOn, Standby, Hibernate, Off. On, Standby, Hibernate, Off. On, Standby, Hibernate, Off.
*  Intel Mobile Pentium, Mobile Pentium-M, Mobile Pentium 4-M, or Mobile Celeron Processor. Dual-speed
processors use Intel SpeedStep Technology.
All models feature HP Toptools, and are ACPI compliant. 
						

							HP Omnibook XT6050, XT/VT6200 Product Information 1-3
Features
The following three illustrations show the computer’s main external features. For an exploded view of
the computer, see page 4-2.
 
  Figure 1-1. Omnibook — Front View
1. One-Touch buttons.
2.  Sleep button. Suspends and resumes operation.
3.  Keyboard status lights (left to right: Caps Lock,
Num Lock, Keypad Lock, Scroll Lock).
4.  Power slide button. Turns the computer on and off.
5. Built-in microphone.
6.  Pointing stick (certain models).
7.  Touch pad, click and scroll buttons, plus touch pad
on-off button and indicator (certain models).
8.  Main status lights (left to right): power mode, hard
disk activity, charging status for main battery, and
charging status for secondary battery (certain
models).9.  Module release latch.
10. Volume  control.
11. Audio-off button and audio-off light.
12. Audio jacks (left to right): audio out, external
microphone, audio in (certain models).
13. Infrared  port.
14. S-video port (TV-out) (certain models).
15. System-off  switch.
16. Kensington lock slot (security connector).
17. Notebook  latch. 
						

							1-4 Product Information HP Omnibook XT6050, XT/VT6200
 
  Figure 1-2. Omnibook — Back View
18. PS/2 keyboard mouse port (supports Y adapter).
19. Universal serial bus (USB) ports.
20. Serial port (COM1).
21. Parallel port (LPT1).
22. External VGA monitor port.
23. Docking  port.24. AC adapter jack.
25. Modem port (certain models).
26. LAN port and indicator LEDs.
27. PC card and CardBus slot.
28. W ireless on-off button and indicator light (certain
models).
 
  Figure 1-3. Omnibook — Bottom View
29. Plug-in module bay. Can contain a CD-ROM or
DVD drive, floppy disk drive, secondary battery
(certain models), or other plug-in module.
30. Main  battery.
31. Main battery latch.32. Hard disk drive cover.
33. RAM  cover.
34. Mini-PCI cover (no user parts inside).