Maintenance and Service Guide
Page
Contents
Illustrated Parts Catalog
Removal and Replacement Preliminaries
Removal and Replacement Procedures
Contents
Product Description
Key Description Options
Models
SKU#
HP Compaq nc8000 Business Notebook Models
DH918U ABC
DN889A UUF
DN890A UUF
DU250S#ABB
DH936U#ABA
HP Compaq nw8000 Mobile Workstation Models
DU535P ABG
DU534P UUF
Features
Product Description
Product Description
Clearing a Password
Power Management
External Components
Component Function
Front and Right-Side Components
Rear and Left-Side Components
Item Component Function
Rear and Left-Side Components
Component Function
Keyboard Components
Fn key
Keyboard Components
Top Components
Top Components
Top Components
Top Components
Bottom Components
Bottom Components
Design Overview
Troubleshooting
Using Computer Setup
Computer Setup and Diagnostics Utilities
Select To Do This
File Menu
Security Menu
Selecting from the Security Menu
Advanced Menu
Selecting from the Advanced Menu
Advanced Menu
Obtaining, Saving, or Printing Configuration Information
Using Diagnostics for Windows
Obtaining, Saving, or Printing Diagnostic Test Information
Troubleshooting
Troubleshooting Flowcharts Overview
Troubleshooting Flowcharts
Power?
Flowchart 2.1-Initial Troubleshooting
Flowchart 2.2-No Power, Part
Flowchart 2.2-No Power, Part
Flowchart 2.3-No Power, Part
Flowchart 2.3-No Power, Part
Flowchart 2.4-No Power, Part
Flowchart 2.4-No Power, Part
Flowchart 2.5-No Power, Part
Stand-alone Go to Or Port
Flowchart 2.6-No Video, Part
Flowchart 2.6-No Video, Part
Flowchart 2.7-No Video, Part
Nonfunctioning Port Replicator Reseat power Cord in Port
Flowchart 2.8-Nonfunctioning Port Replicator
Go to Flowchart 2.13-No OS Loading, Diskette Drive
Flowchart 2.9-No OS Loading
OS not Loading from Hard drive
Flowchart 2.10-No OS Loading, Hard Drive, Part
Board Done
Flowchart 2.11-No OS Loading, Hard Drive, Part
Flowchart No OS Loading, Hard Drive Part
Flowchart 2.12-No OS Loading, Hard Drive, Part
Flowchart 2.13-No OS Loading, Diskette Drive
Flowchart 2.14-No OS Loading, CD- or DVD-ROM Drive
Flowchart 2.16-No Audio, Part Undock
Flowchart 2.15-No Audio, Part
Flowchart 2.16-No Audio, Part
Cmos
Flowchart 2.17-Nonfunctioning Device
Flowchart 2.18-Nonfunctioning Keyboard
Flowchart 2.19-Nonfunctioning Pointing Device
Flowchart 2.20-No Network/Modem Connection
Serial Number Location
Illustrated Parts Catalog
Illustrated Parts Catalog
Item Description Number
Spare Parts Notebook Major Components
Illustrated Parts Catalog
Description Number
Spare Part
Illustrated Parts Catalog
Battery pack, 8-cell, 4.4 Wh, Li-Ion
Not illustrated
Miscellaneous Plastics Kit Components Spare Part Number
Miscellaneous Plastics Kit Components
Item Description
Miscellaneous Cable Kit Components Spare Part Number
Miscellaneous Cable Kit Components
Mass Storage Devices Spare Part Number Information
Mass Storage Devices
Optical drives
Spare Parts Miscellaneous not illustrated
Miscellaneous
Description Spare Part Number
Spare Parts Sequential Part Number Listing
Sequential Part Number Listing
Spare Part Number Description
Spare Parts Sequential Part Number Listing
Spare Parts Sequential Part Number Listing
Spare Parts Sequential Part Number Listing
Spare Parts Sequential Part Number Listing
Tools Required
Removal and Replacement Preliminaries
Plastic Parts
Service Considerations
Preventing Damage to Removable Drives
Preventing Electrostatic Damage
Packaging and Transporting Precautions
Workstation Precautions
Grounding Equipment and Methods
Material Use Voltage Protection Level
Typical Electrostatic Voltage Levels
Static-Shielding Materials
Event 10% 40% 55%
Removal and Replacement Procedures
Serial Number
Section Description Removed
Disassembly Sequence Chart
Disassembly Sequence Chart
# of Screws
Speaker TouchPad Fan assembly System board
Preparing the Notebook for Disassembly
Removing the Battery Pack
Removing the Battery Bezel
Remove the hard drive by following these steps
Removing the Hard Drive
Disassembling the Hard Drive
Page
Spare Part Number Information
MultiBay Device
Bluetooth Board
Reverse the above procedure to install the Bluetooth board
Integrated Smart Card
Removing the Smart Card
Optical Drive
Keyboard
Removing the Keyboard Screw
Releasing the Keyboard
Disconnecting the Keyboard Cables
Spare Part Number Information
Memory Expansion Board
Modem Board
Mini PCI Communications Board
Removing the Mini PCI Communications Board Shield
Removing the Mini PCI Communications Board
Spare Part Number Information
Heat Sink
Reverse the above procedure to install the heat sink
Processor
Reverse the above procedure to install the processor
LED Switch Cover
Reverse the above procedure to install the LED switch cover
RTC Battery
Spare Part Number Information
Security Module TPM
Display Assembly
Removing the Display Screws
Reverse the above procedure to install the display assembly
Spare Part Number Information
Top Cover
Releasing the Top Cover
Disconnecting the Top Cover Cables
Speaker
TouchPad
Removing the TouchPad
Spare Part Number Information
Fan Assembly
Reverse the above procedure to install the fan
System Board
Removing the System Board Screws
Removing the System Board
Removing the Modem Cable
Specifications
Specifications
Inch, UXGA, TFT Display
Inch, SXGA+, TFT Display
Inch, XGA, TFT Display
80-GB 60-GB 40-GB
Hard Drives
External AC Adapter
Cell, Li-Ion Battery Pack
Applicable disc
24X Max DVD+RW/R and CD-RW Combo Drive
24X Max DVD/CD-RW Combo Drive
8X DVD-ROM Drive
24X CD-ROM Drive
Hardware System
System DMA
IRQ
System Interrupts
Address System Function
System I/O Addresses
16F Unused
VGA
Table A-1 RJ-45 Network Interface
Connector Pin Assignments
Table A-3 Universal Serial Bus
Table A-2 RJ-11 Modem
Table A-5 External Monitor
Table A-4 Video
Table A-7 Microphone
Table A-6 Audio Line-Out
Table A-8 Parallel
Table A-9 Serial
Power Cord Requirements
General Requirements
Country Accredited Agency Number
Conductor Power Cord Requirements
Country-Specific Requirements
Applicable Note
BSI
Screw Listing
Head
Table C-1 Torx T5M2.5×4.0 Screw
Table C-2 Phillips PM3.0×3.5 Screw
Table C-3 M2.0×10.0 Alignment Pin
Screw Listing
Table C-4 Torx T8M2.0×6.0 Screw
Black Where used
Head Color Qty. Length Thread Width
Torx T8M2.0×6.0 Screw Location
Head
Table C-5 Phillips PM1.5×3.0 Screw
Table C-6 Phillips PM3.5×3.0 Screw
Table C-7 Torx T8M2.0×4.0 Screw
Pewter Where used
Pewter 20 4.0 mm 2.0 mm 5.0 mm
Torx T8M2.0×4.0 Screw Location
Table C-7 Torx T8M2.0×4.0 Screw
Head
Table C-8 Torx T8M2.0×3.5 Screw
Table C-9 Phillips PM1.5×4.0 Screw
Index
Index
Index-3
Index-4
Index-5
TPM
Index-7
