Page 1 Maintenance and Service Guide HP Compaq nx8220 Notebook PC HP Compaq nw8240 Notebook PC HP Compaq nc8230 Notebook PC Document Part Number: 372658-002 October 2005 This guide is a troubleshooting reference used for maintaining and servicing the computer. It provides comprehensive information on identifying computer features, components, and spare parts;...
Page 2 The information contained herein is subject to change without notice. The only warranties for HP products and services are set forth in the express warranty statements accompanying such products and services. Nothing herein should be construed as constituting an additional warranty. HP shall not be liable for technical or editorial errors or omissions contained herein.
Page 3: Table Of Contents
Obtaining the Support Software CD ... . . 3–3 Software Updates and the HP Web Site ..3–3 Maintenance and Service Guide...
Page 4 Contents 3.2 System Recovery......3–6 Safeguarding Your Data ..... . 3–7 Using Altiris Local Recovery .
Page 5 Contents 6 Removal and Replacement Procedures 6.1 Serial Number ......6–2 6.2 Disassembly Sequence Chart .
Page 6: Specifications
Contents 7 Specifications A Connector Pin Assignments B Power Cord Set Requirements Screw Listing D Display Component Recycling Index Maintenance and Service Guide...
Page 7: Product Description
Product Description The HP Compaq nx8220, nw8240, and nc8230 Notebook PCs offer advanced modularity, Intel® Pentium® M processors, and extensive multimedia support. HP Compaq nx8220, nw8240, and nc8230 Notebook PCs Maintenance and Service Guide 1–1...
Page 8: Features
Product Description 1.1 Features ■ Intel Pentium M 2.13-, 2.00-, 1.86-, 1.73-, or 1.60-GHz processors, varying by computer model ■ The following displays are available, varying by computer model: ❏ 15.4-inch, UXGA, TFT (1600 × 1200) with over 16.8 million colors ❏...
Page 9 ■ External 90-watt AC adapter with 3-wire power cord ■ 8-cell Li-Ion battery pack ■ Stereo speakers ■ Volume up, volume mute, and volume down buttons (full-featured models only) ✎ Numerous references are made throughout this Maintenance and Service Guide to “full-featured” and “defeatured” units. A computer model is considered to be full-featured if it has 3 Universal Serial Bus ports and the following components: ■...
Page 10 Product Description ■ Support for the following optical drives: ❏ DVD-ROM drive ❏ DVD+RW/R and CD-RW Combo Drive ❏ DVD/CD-RW Combo Drive ■ Connectors: ❏ Infrared (full-featured models only) ❏ Audio-out (headphone) ❏ Audio-in (microphone) ❏ Universal Serial Bus (USB) v. 2.0 (3 ports on full-featured computer models, 2 ports on defeatured computer models) ❏...
Page 11: Resetting The Computer
1.2 Resetting the Computer If the computer you are servicing has an unknown password, follow these steps to clear the password. These steps also clear CMOS: 1. Prepare the computer for disassembly (refer to “Preparing the Computer for Disassembly,” information). 2.
Page 12: External Components
Product Description 1.4 External Components The external components on the front of the computer are shown below and described in Table 1-1. Front Components Item Component Wireless light Power light 1–6 Table 1-1 Front Components Function On: an integrated wireless device (selected models only) has been turned on.
Page 13 Front Components (Continued) Item Component Battery light Integrated Drive Electronics (IDE) drive light Infrared port (full-featured models only) Display release latch Maintenance and Service Guide Table 1-1 Function ■ Amber: A battery pack is charging. ■ Green: A battery pack is close to full charge capacity.
Page 14: Left-Side Components
Product Description The external components on the left side of the computer are shown below and described in Table 1-2. Left-Side Components Item Component Security cable slot RJ-45 (network) jack RJ-11 (modem) jack S-Video-out jack (full-featured models only) 1–8 Table 1-2 Left-Side Components Function Attaches an optional security cable to the...
Page 15 Left-Side Components (Continued) Item Component Vent 1394 port (4 pin) USB port Smart card reader SD Memory Card slot PC Card slot PC Card eject button Maintenance and Service Guide Table 1-2 Function Enables airflow to cool internal components. Ä To prevent overheating, do not obstruct vents.
Page 16: Right-Side Components
Product Description The external components on the right side of the computer are shown below and described in Table 1-3. Right-Side Components Item Component Audio-out (headphone) jack Internal microphone Audio-in (microphone) jack USB ports (2) (full-featured models only) MultiBay II Serial port (full-featured models only)
Page 17: Rear Panel Components
The external components on the rear panel of the computer are shown below and described in Table 1-4. Rear Panel Components Item Component Primary battery bay Power connector External monitor port Maintenance and Service Guide Table 1-4 Rear Panel Components Function Holds the primary battery pack.
Page 18 Product Description The standard keyboard components of the computer are shown below and described in Table 1-5. Standard Keyboard Components 1–12 Maintenance and Service Guide...
Page 19 Standard Keyboard Components Item Component Function keys (f3, f4, f8–f11) caps lock key fn key Windows logo key Windows applications key Arrow keys Keypad keys (15) num lock key Maintenance and Service Guide Table 1-5 Function Execute frequently used system functions when pressed in combination with the fn key.
Page 20 Product Description The computer top components are shown below and described in Table 1-6. Top Components, Part 1 Item Component Display lid switch Power button 1–14 Table 1-6 Top Components, Part 1 Function Initiates standby if the display is closed while the computer is turned on.
Page 21 Top Components, Part 1 (Continued) Item Component Info Center button Wireless button Wireless light Presentation mode button Caps lock light Num lock light Volume mute button (full-featured models only) Volume down button (full-featured models only) Volume up button (full-featured models only) Maintenance and Service Guide Table 1-6...
Page 22 Product Description The computer top components are continued below and described in Table 1-7. Top Components, Part 2 1–16 Maintenance and Service Guide...
Page 23 Item Component Pointing stick (select models only) Speakers Pointing stick buttons (select models only) TouchPad scroll zone TouchPad buttons TouchPad Maintenance and Service Guide Table 1-7 Top Components, Part 2 Function Moves the pointer and selects or activates items on the screen. Produce stereo sound.
Page 24: Bottom Components
Product Description The external components on the bottom of the computer are shown below and described in Table 1-8. Bottom Components Item Component Primary battery bay Primary battery locking latch 1–18 Table 1-8 Bottom Components Function Holds the primary battery pack. Secures the primary battery pack into the battery bay.
Page 25 Bottom Components (Continued) Item Component Travel battery connector Memory module compartment Hard drive bay Vents (5) Primary battery release latch Docking connector (full-featured models only) Maintenance and Service Guide Table 1-8 Function Connects an optional travel battery. Contains one memory module slot. Holds the primary hard drive.
Page 26: Design Overview
Product Description 1.5 Design Overview This section presents a design overview of key parts and features of the computer. Refer to to identify replacement parts, and Replacement Procedures,” The system board provides the following device connections: ■ Audio ■ Display ■...
Page 27: Troubleshooting
Å WARNING: Only authorized technicians trained by HP should repair this equipment. All troubleshooting and repair procedures are detailed to allow only subassembly-/module-level repair. Because of the complexity of the individual boards and subassemblies, do not attempt to make repairs at the component level or modifications to any printed wiring board.
Page 28: Accessing Computer Setup
Troubleshooting Accessing Computer Setup The information and settings in Computer Setup are accessed from the File, Security, Tools, and Advanced menus. 1. Open Computer Setup by turning on or restarting the computer. Press displayed in the lower-left corner of the screen. ❏...
Page 29: Selecting From The File Menu
4. To confirm the restoration, press 5. Select File > Save changes and exit, and then follow the instructions on the screen. When the computer restarts, the factory settings are restored, and any identification information you have entered is saved. Selecting from the File Menu Select System Information...
Page 30: Selecting From The Security Menu
System IDs 2–4 Table 2-2 Security Menu To Do This Enter, change, or delete an HP Administrator password. Enter, change, or delete a power-on password. ■ Enable/Disable stringent security. ■ Enable/Disable required password on restart. Enable/disable DriveLock; change a DriveLock user or master password.
Page 31: Selecting From The Tools Menu
Selecting from the Tools Menu Select HDD Self Test options Battery Information Memory Check Maintenance and Service Guide Table 2-3 Tools Menu To Do This Run a quick or comprehensive self-test on any hard drive in the system. View information about any battery packs in the computer.
Page 32: Selecting From The Advanced Menu
Troubleshooting Selecting from the Advanced Menu Select Language (ore press Boot options Device options 2–6 Table 2-4 Advanced Menu To Do This Change the Computer Setup language. ■ Enable/Disable MultiBoot, which sets a startup sequence that can include most bootable devices and media in the system.
Page 33: Troubleshooting Flowcharts
2.2 Troubleshooting Flowcharts Troubleshooting Flowcharts Overview Flowchart Description “Flowchart 2.1—Initial Troubleshooting” “Flowchart 2.2—No Power, Part 1” “Flowchart 2.3—No Power, Part 2” “Flowchart 2.4—No Power, Part 3” “Flowchart 2.5—No Power, Part 4” “Flowchart 2.6—No Video, Part 1” “Flowchart 2.7—No Video, Part 2” “Flowchart 2.8—Nonfunctioning Docking Device (if applicable)”...
Page 34 Troubleshooting Troubleshooting Flowcharts Overview (Continued) Flowchart Description 2.14 “Flowchart 2.14—No OS Loading, Optical Drive” 2.15 “Flowchart 2.15—No Audio, Part 1” 2.16 “Flowchart 2.16—No Audio, Part 2” 2.17 “Flowchart 2.17—Nonfunctioning Device” 2.18 “Flowchart 2.18—Nonfunctioning Keyboard” 2.19 “Flowchart 2.19—Nonfunctioning Pointing Device” 2.20 “Flowchart 2.20—No Network/Modem Connection”...
Page 35: Flowchart 2.1—Initial Troubleshooting
Flowchart 2.1—Initial Troubleshooting Begin troubleshooting. Is there power? Beeps, LEDs, or error messages? Is there video? (no boot) Is the OS loading? Is there sound? Maintenance and Service Guide Go to “Flowchart 2.2—No Power, Part 1.” Check LED board, speaker connections.
Page 36: Flowchart 2.2—No Power, Part
Troubleshooting Flowchart 2.2—No Power, Part 1 No power (power LED is off). Remove from docking device (if applicable). Power up on battery power? Power up on AC power? Power up in docking device? 1. Reset the power cables in the docking device and at the AC outlet.
Page 37: Flowchart 2.3—No Power, Part
Flowchart 2.3—No Power, Part 2 Continued from “Flowchart 2.2—No Power, Part 1.” Visually check for debris in battery socket and clean if necessary. Power on? Check battery by recharging it, moving it to another computer, or replacing it. Power on? Done Maintenance and Service Guide Done...
Page 38: Flowchart 2.4—No Power, Part
Troubleshooting Flowchart 2.4—No Power, Part 3 Continued from “Flowchart 2.3—No Power, Part 2.” Plug directly into AC outlet. Power LED Reseat AC adapter in computer and at power source. Power on? Power outlet active? Replace power cord. Power on? 2–12 Done Done Internal or...
Page 39: Flowchart 2.5—No Power, Part
Flowchart 2.5—No Power, Part 4 Continued from “Flowchart 2.4—No Power, Part 3.” Open computer. Loose or damaged parts? Close computer and retest. Power on? Done Maintenance and Service Guide Reseat loose components and boards and replace damaged items. Replace the following items (if applicable). Check computer operation after each replacement: 1.
Page 40: Flowchart 2.6—No Video, Part
Troubleshooting Flowchart 2.6—No Video, Part 1 No video. Docking Device Stand-alone or docking device? Stand-alone Internal or external display*? Internal External Adjust brightness. Video OK? Replace the following one at a time. Test after each replacement. Check for bent pins on cable. Video OK? Done 2–14...
Page 41: Flowchart 2.7—No Video, Part
Flowchart 2.7—No Video, Part 2 Continued from “Flowchart 2.6—No Video, Part 1.” Remove computer from dock- ing device, if connected. Adjust display brightness. Video OK? Check that computer is properly seated in docking device, for bent pins on cable, and for monitor connection.
Page 42 Troubleshooting Flowchart 2.8—Nonfunctioning Docking Device (if applicable) Nonfunctioning docking device. Reset power cord in docking device and power outlet. Check voltage setting on docking device. Reset monitor cable connector at docking device. Docking device operating? Remove computer, reset all internal parts, and replace any damaged items in docking device.
Page 43: Flowchart 2.9—No Operating System (Os) Loading
Flowchart 2.9—No Operating System (OS) Loading No OS loading.* Reset power cord in docking device and power outlet. *NOTE: Before beginning troubleshooting, always check cable connections, cable ends, and drives for bent or damaged pins. Maintenance and Service Guide No OS loading from hard drive, go to “Flowchart 2.10—No OS Loading, Hard Drive, Part 1.”...
Page 44 Troubleshooting Flowchart 2.10—No OS Loading, Hard Drive, Part 1 OS not loading from hard drive. Nonsystem disk message? Reseat external hard drive. OS loading? Boot from Check the Setup utility for correct booting order. Boot from hard drive? Done 2–18 Go to “Flowchart 2.11—No OS Load-...
Page 45 Flowchart 2.11—No OS Loading, Hard Drive, Part 2 Continued from “Flowchart 2.10—No OS Loading, Hard Drive, Part 1.” 1. Replace CD or diskette in 2. Replace system drive? Remove diskette and reboot. Boot from hard drive? Boot 2.13—No OS from diskette Loading, Dis- drive? Hard drive...
Page 46 Troubleshooting Flowchart 2.12—No OS Loading, Hard Drive, Part 3 Continued from “Flowchart 2.11—No OS Load- ing, Hard Drive, Part 2.” System files on hard drive? Virus hard drive? Run SCANDISK and check for bad sectors. Can bad sectors be fixed? Fix bad sectors.
Page 47: Flowchart 2.13—No Os Loading, Diskette Drive
Flowchart 2.13—No OS Loading, Diskette Drive OS not loading from diskette drive. Nonsystem disk message? Boot from another device? Diskette drive enabled in the Setup utility? Is diskette drive boot order cor- rect? Change boot priority using the Setup utility. Maintenance and Service Guide Reseat diskette drive.
Page 48 Troubleshooting Flowchart 2.14—No OS Loading, Optical Drive No OS loading from CD-ROM or DVD-ROM drive. Boots from CD or DVD? Reseat drive. 2–22 Disc in drive? Install bootable disc. bootable disc. Done Boots from CD or DVD? Booting from another 2.17—Nonfunction- device? Reset the computer.
Page 49 Flowchart 2.15—No Audio, Part 1 No audio. computer in docking device (if applicable)? Go to “Flowchart 2.16—No Audio, Part 2.” 2.17—Nonfunctioning Maintenance and Service Guide Turn up audio internally or externally. Undock Replace the following docking device compo- nents one at a time, as applicable. Check audio status after each change.
Page 50 Troubleshooting Flowchart 2.16—No Audio, Part 2 Continued from “Flowchart 2.15—No Audio, Part 1.” Audio driver in OS configured? Correct drivers for application? Connect to external speaker. Audio? 2–24 Reload audio drivers. Load drivers and set configuration in OS. Replace audio board and speaker connections...
Page 51 Flowchart 2.17—Nonfunctioning Device Unplug the nonfunctioning device from the computer Clear CMOS. Reattach device. Close computer, plug in power, and reboot. Device boots properly? Done Maintenance and Service Guide Nonfunctioning device. Reseat device. and inspect cables and plugs for bent or broken pins or other damage.
Page 52 Troubleshooting Flowchart 2.18—Nonfunctioning Keyboard Keyboard not operating prop- erly. Connect computer to good external key- board. External device works? Reseat internal key- board connector (if applicable). Done 2–26 Replace system board. Replace internal keyboard or cable. Replace system board. Done Maintenance and Service Guide...
Page 53 Flowchart 2.19—Nonfunctioning Pointing Device Pointing device not operating properly. Connect computer to good external pointing device. External device works? Reseat internal pointing device connector (if applicable). Done Maintenance and Service Guide Replace system board. Replace internal pointing device or cable. Replace system board.
Page 54 Troubleshooting Flowchart 2.20—No Network/Modem Connection No network or modem connec- tion. Network or modem jack or have jack acti- active? Digital line? NIC/modem drivers and recon- configured in OS? Disconnect all power from the computer and open. Reseat NIC/modem (if applicable). 2–28 Replace jack vated.
Page 55: Software Update And Recovery
2. Access the updates through the HP Web site by visiting http://www.hp.com (purchased separately). For information about obtaining the Support Software CD, refer to Software CD.”...
Page 56: Accessing Computer Information
Software Update and Recovery Accessing Computer Information Before you access the updates for your computer, collect the following information: ■ The product category is Notebook. ■ The product family name and series number are printed on the display bezel. ■ Model information is provided on the serial number label on the bottom of the computer.
Page 57: Obtaining The Support Software Cd
CD, visit the HP Web site at Software Updates and the HP Web Site Most software on the HP Web site is packaged in compressed files called SoftPaqs. Some ROM updates may be packaged in compressed files called ROMPaqs.
Page 58 Software Update and Recovery To download a ROM update: 1. Access the page on the HP Web site that provides software for your computer: ❏ Select Start > Help and Support, and then click a software update link. – or –...
Page 59: Downloading Other Software
Downloading Other Software To download and install software other than a ROM update: 1. Access the page on the HP Web site that provides software for your computer: ❏ Select Start > Help and Support, and then click a software update link.
Page 60: System Recovery
Software Update and Recovery 2. Follow the instructions on the screen to find the software you want to update. 3. At the download area, select the software you want and follow the download instructions on the Web page. ✎ Make a note of the path to the location on your hard drive to which the ROM package will be downloaded.
Page 61: Safeguarding Your Data
To restore one of the listed snapshots, drag the snapshot file to the appropriate location on your hard drive. For more information on configuring and using Altiris Local Recovery, visit the HP Web site at or open the software and click Help on the menu bar. Maintenance and Service Guide Software Update and Recovery http://www.hp.com/go/easydeploy...
Page 62: Using System Restore Points
Software Update and Recovery Using System Restore Points System Restore is a Windows operating system feature that allows you to reverse undesirable changes to your computer by restoring the computer to an earlier state, called a restore point. A restore point is a “snapshot” of your software, drivers, and operating system files at a particular time.
Page 63: Reinstalling Applications
Restoring to a Restore Point To restore the computer to a previous date and time when it was functioning optimally: 1. Select Start > Help and Support. 2. Click System Restore. The System Restore window opens. 3. Click Restore my computer to an earlier time, and then click Next.
Page 64: Repairing The Operating System
Software Update and Recovery Reinstalling Applications from the Hard Drive To reinstall a preloaded application or utility from your hard drive: 1. Select Start > All Programs > Software Setup, and then follow the instructions on the screen. 2. When you are prompted to select the software you want to reinstall, select or clear the appropriate check boxes.
Page 65 1. Connect the computer to external power through the AC adapter and turn on the computer. 2. Immediately insert the Operating System disc into the computer. 3. Press and hold the power button for at least 5 seconds to turn off the computer.
Page 66: Reinstalling The Operating System
Software Update and Recovery Reinstalling the Operating System Ä CAUTION: To protect your personal data and the software installed on the computer, back up your data before reinstalling the operating system. See the Windows online Help utility to learn more about backing up your files.
Page 67 4. Press the power button again to turn on the computer. 5. When prompted, press any key to start from the disc. After a few minutes, you may need to select your language, and then the Setup Wizard opens. 6. Press enter A licensing agreement page is displayed.
Page 68: Reinstalling Device Drivers And Other Software
Software Update and Recovery Reinstalling Device Drivers and Other Software After the operating system installation process is complete, you must reinstall drivers. To reinstall drivers, use the Recovery disc included with the computer: 1. While running Windows, insert the Recovery disc into the optical drive.
Page 69: Illustrated Parts Catalog
Illustrated Parts Catalog This chapter provides an illustrated parts breakdown and a reference for spare part numbers. 4.1 Serial Number Location When ordering parts or requesting information, provide the computer serial number and model number located on the bottom of the computer. Serial Number Location Maintenance and Service Guide 4–1...
Page 70: Computer Major Components
Illustrated Parts Catalog 4.2 Computer Major Components Computer Major Components 4–2 Maintenance and Service Guide...
Page 71 15.4-inch, WSXGA, TFT 15.4-inch, WXGA, TFT 15.4-inch, UXGA, TFT Switch covers (include LED board and LED board cable) For use only with HP Compaq nw8240 and nc8230 models For use only with HP Compaq nx8220 models Keyboards, with pointing stick...
Page 72 Illustrated Parts Catalog Computer Major Components 4–4 Maintenance and Service Guide...
Page 73 Spare Parts: Computer Major Components (Continued) Item Description Keyboards, without pointing stick Belgium Brazil Czech Republic Denmark France French Canada Germany Greece Hungary Iceland International Israel Italy Japan Korea TouchPads (include TouchPad cable) With TouchPad buttons and pointing stick buttons With TouchPad buttons Thermal plate (includes fan and thermal paste) Heat sink (includes thermal paste)
Page 74 Illustrated Parts Catalog Computer Major Components 4–6 Maintenance and Service Guide...
Page 75 Spare Parts: Computer Major Components (Continued) Item Description Mini PCI communications modules 802.11b/g Mini PCI modem, for use in most of the world 802.11b/g Mini PCI modem, for use in the rest of the world 802.11b/g combination wireless local access network (WLAN) module, for use internationally 802.11b/g combination WLAN module, for use in Japan...
Page 76 Illustrated Parts Catalog Computer Major Components 4–8 Maintenance and Service Guide...
Page 77: Computer Feet
Hard drive cover (includes 2 captive screws) Not illustrated: Computer TPM security module Top covers (include speakers) For use only with HP Compaq nw8240 models For use only with HP Compaq nc8230 and nx8220 models Memory modules DDR2, PC2-4200, CL3, 533 MHz...
Page 78 Illustrated Parts Catalog Computer Major Components 4–10 Maintenance and Service Guide...
Page 79 Serial connector module (includes serial connector module cable) Broadcomm Bluetooth wireless board (includes Bluetooth board cable) Base enclosures For use only with HP Compaq nw8240 models For use only with HP Compaq and nc8230 and nx8220 models Maintenance and Service Guide Table 4-1...
Page 80 Illustrated Parts Catalog Computer Major Components 4–12 Maintenance and Service Guide...
Page 81 Spare Parts: Computer Major Components (Continued) Item Description Battery packs 8-cell, 4.8-AHr 8-cell, travel battery Push button module MultiBay II devices 8X Max DVD-ROM drive DVD+RW/R and CD-RW Combo Drive DVD/CD-RW Combo Drive Hard drives (include frame and connector) 7200-rpm 60-GB Audio board (includes audio board cable and USB board cable)
Page 82: Miscellaneous Plastics Kit
Illustrated Parts Catalog 4.3 Miscellaneous Plastics Kit Spare Part Number 382691-001 Item Description Hard drive cover (includes 2 captive screws) Bluetooth cover (includes 1 captive screw) Memory module compartment cover (includes 1 captive screw) PC Card slot space saver Computer feet (4) RTC battery 4–14 Table 4-2...
Page 83: Miscellaneous Cable Kit
4.4 Miscellaneous Cable Kit Spare Part Number 389014-001 Description Item LED board cable Bluetooth cable TouchPad cable RJ-11 connector module and cable Serial connector board cable Audio board cable USB board cable Maintenance and Service Guide Table 4-3 Illustrated Parts Catalog 4–15...
Page 84: Mass Storage Devices
Illustrated Parts Catalog 4.5 Mass Storage Devices Spare Part Number Information Item Description Hard drives (include frame and connector) 7200-rpm 60-GB Optical drives (include bezel) 8X Max DVD-ROM drive DVD+RW/R and CD-RW Combo Drive DVD/CD-RW Combo Drive 4–16 Table 4-4 5400-rpm 380950-001 80-GB...
Page 85: Miscellaneous (Not Illustrated)
4.6 Miscellaneous (Not Illustrated) Description Adjustable Notebook Stand Advanced Docking Station Docking Station Docking Station Miscellaneous Plastics Kit Carrying cases Nylon top load Nylon entry level USB 1.1 diskette drive Maintenance and Service Guide Table 4-5 Spare Part Information Illustrated Parts Catalog Spare Part Number 372420-001...
Page 86 Illustrated Parts Catalog Spare Part Information (Continued) Description Power supply, 90 watt, slim line profile Power cords For use in: Australia and New Zealand Belgium, Europe, Finland, France, Germany, Greece, the Netherlands, Norway, Portugal, Spain, and Sweden Brazil Canada, French Canada, Latin America, Taiwan, Thailand, and the United States Denmark Hong Kong and the United Kingdom...
Page 87: Sequential Part Number Listing
Spare Part Information (Continued) Description Screw Kit (includes the following screws; refer to Appendix C, “Screw Listing,” specifications and usage) ■ Hex socket HM5.0×12.0 screw lock ■ Phillips PM3.0×5.0 screw ■ Phillips PM3.0×4.0 screw ■ Phillips PM2.5×13.0 spring-loaded screw ■ Phillips PM2.0×10.0 spring-loaded screw ■...
Page 88 Illustrated Parts Catalog Sequential Part Number Listing (Continued) Spare Part Number Description 246959-061 Power cord for use in Italy 246959-081 Power cord for use in Denmark 246959-201 Power cord for use in Brazil 246959-291 Power cord for use in Japan 246959-AD1 Power cord for use in Korea 246959-AG1...
Page 89 Sequential Part Number Listing (Continued) Spare Part Number Description 373033-002 802.11a/b/g combination WLAN Mini PCI communications module for use internationally 373033-291 802.11a/b/g combination WLAN Mini PCI communications module for use in Japan 373119-001 256-MB memory module (DDR2, PC2-4200, CL3, 533 MHz) 373120-001 512-MB memory module (DDR2, PC2-4200, CL3, 533 MHz) 373121-001...
Page 90 Illustrated Parts Catalog Sequential Part Number Listing (Continued) Spare Part Number Description 378203-051 Keyboard, with pointing stick for use in France 378203-061 Keyboard, with pointing stick for use in Italy 378203-071 Keyboard, with pointing stick for use in Spain 378203-081 Keyboard, with pointing stick for use in Denmark 378203-091 Keyboard, with pointing stick for use in Norway...
Page 91 Sequential Part Number Listing (Continued) Spare Part Number Description 378203-AD1 Keyboard, with pointing stick for use in Korea 378203-BA1 Keyboard, with pointing stick for use in Slovenia 378203-BB1 Keyboard, with pointing stick for use in Israel 378203-DD1 Keyboard, with pointing stick for use in Iceland 378220-001 Intel Pentium M 1.60-GHz processor, includes thermal paste 378221-001...
Page 92: Hp Compaq Nw8240 Models
382678-001 Top cover for use only with HP Compaq nc8230 and nc8220 models (includes speakers) 382679-001 Top cover for use only with HP Compaq nw8240 models (includes speakers) 382680-001 Switch cover for use only with HP Compaq nw8240 and nc8230 models (include LED board and LED board cable)
Page 93 382692-001 Miscellaneous Screw Kit 382693-001 Push button module 384132-001 Base enclosure for use only with HP Compaq nw8240 models 384133-001 Switch cover for use only with HP Compaq nc8220 models (include LED board and LED board cable) 385548-001 Keyboard, without pointing stick for use in the United States...
Page 94 Illustrated Parts Catalog Sequential Part Number Listing (Continued) Spare Part Number Description 385548-201 Keyboard, without pointing stick for use in Brazil 385548-211 Keyboard, without pointing stick for use in Hungary 385548-221 Keyboard, without pointing stick for use in Czech Republic 385548-231 Keyboard, without pointing stick for use in Slovakia 385548-251...
Page 95: Removal And Replacement Preliminaries
Removal and Replacement This chapter provides essential information for proper and safe removal and replacement service. 5.1 Tools Required You will need the following tools to complete the removal and replacement procedures: ■ Magnetic screwdriver ■ Phillips P0 screwdriver ■ Torx T8 screwdriver ■...
Page 96: Service Considerations
Removal and Replacement Preliminaries 5.2 Service Considerations The following sections include some of the considerations that you should keep in mind during disassembly and assembly procedures. ✎ As you remove each subassembly from the computer, place the subassembly (and all accompanying screws) away from the work area to prevent damage.
Page 97: Preventing Damage To Removable Drives
5.3 Preventing Damage to Removable Drives Removable drives are fragile components that must be handled with care. To prevent damage to the computer, damage to a removable drive, or loss of information, observe the following precautions: ■ Before removing or inserting a hard drive, shut down the computer.
Page 98: Preventing Electrostatic Damage
Removal and Replacement Preliminaries 5.4 Preventing Electrostatic Damage Many electronic components are sensitive to electrostatic discharge (ESD). Circuitry design and structure determine the degree of sensitivity. Networks built into many integrated circuits provide some protection, but in many cases, the discharge contains enough power to alter device parameters or melt silicon junctions.
Page 99: Packaging And Transporting Precautions
5.5 Packaging and Transporting Precautions Use the following grounding precautions when packaging and transporting equipment: ■ To avoid hand contact, transport products in static-safe containers, such as tubes, bags, or boxes. ■ Protect all electrostatic-sensitive parts and assemblies with conductive or approved containers or packaging. ■...
Page 100: Workstation Precautions
Removal and Replacement Preliminaries 5.6 Workstation Precautions Use the following grounding precautions at workstations: ■ Cover the workstation with approved static-shielding material (refer to ■ Use a wrist strap connected to a properly grounded work surface and use properly grounded tools and equipment. ■...
Page 101: Grounding Equipment And Methods
5.7 Grounding Equipment and Methods Grounding equipment must include either a wrist strap or a foot strap at a grounded workstation. ■ When seated, wear a wrist strap connected to a grounded system. Wrist straps are flexible straps with a minimum of one megohm ±10% resistance in the ground cords.
Page 102: Typical Electrostatic Voltage Levels
Removal and Replacement Preliminaries Table 5-1 shows how humidity affects the electrostatic voltage levels generated by different activities. Typical Electrostatic Voltage Levels Event Walking across carpet Walking across vinyl floor Motions of bench worker Removing DIPS from plastic tube Removing DIPS from vinyl tray Removing DIPS from Styrofoam Removing bubble pack from PCB Packing PCBs in foam-lined box...
Page 103: Removal And Replacement Procedures
Removal and Replacement This chapter provides removal and replacement procedures. There are as many as 78 screws and screw locks, in 15 different sizes and types, that may have to be removed, replaced, or loosened when servicing the computer. Make special note of each screw and screw lock size and location during removal and replacement.
Page 104: Serial Number
Removal and Replacement Procedures 6.1 Serial Number Report the computer serial number to HP when requesting information or ordering spare parts. The serial number is located on the bottom of the computer. Serial Number Location 6–2 Maintenance and Service Guide...
Page 105: Disassembly Sequence Chart
6.2 Disassembly Sequence Chart Use the chart below to determine the section number to be referenced when removing computer components. Disassembly Sequence Chart Section Description Preparing the Computer for Disassembly Battery pack Hard Drive Computer Feet MultiBay II Device External Memory Module Bluetooth Board Keyboard 6.10...
Page 106 Removal and Replacement Procedures Disassembly Sequence Chart (Continued) Section Description 6.13 Heat Sink 6.14 Processor 6.15 TPM Security Module 6.16 Internal Memory Module 6.17 TouchPad 6.18 Mini PCI Communications Module Å To prevent an unresponsive system and the display of a warning message, install only a Mini PCI device authorized for use in your computer by the governmental agency that regulates wireless devices in your country.
Page 107: Preparing The Computer For Disassembly
6.3 Preparing the Computer for Disassembly Before you begin any removal or installation procedures: 1. Shut down the computer. If you are unsure whether the computer is off or in hibernation, turn the computer on, and then shut it down through the operating system. 2.
Page 108: Hard Drive
Removal and Replacement Procedures 4. Remove the battery pack by following these steps: a. Turn the computer upside down with the rear panel toward you. b. Slide and release the battery pack lock latch 1 to the right. (The battery pack partially disengages from the computer.) c.
Page 109 1. Prepare the computer for disassembly 2. Loosen the two PM2.0×4.0 screws 1 that secure the hard drive cover to the computer. 3. Lift the left side of the hard drive cover 2 and swing it to the right. 4. Remove the hard drive cover. ✎...
Page 110 Removal and Replacement Procedures 5. Loosen the PM2.5×13.0 spring-loaded hard drive retention screw 1. 6. Grasp the mylar tab 2 on the left side of the hard drive and slide the hard drive to the right 3 to disconnect it from the system board.
Page 111 8. Remove the following: 1 Two PM3.0×5.0 screws 2 Two PM3.0×4.0 screws 3 Two PM1.5×4.0 screws 9. Lift the frame 4 straight up to remove if from the hard drive. 10. Remove the hard drive connector 5 from the hard drive. Removing the Hard Drive Frame and Connector Reverse the above procedure to reassemble and install the hard drive.
Page 112: Computer Feet
Removal and Replacement Procedures 6.5 Computer Feet The computer feet are adhesive-backed rubber pads. The feet are included in the Miscellaneous Plastics Kit, spare part number 382691-001. Replacing the Computer Feet 6–10 Maintenance and Service Guide...
Page 113: Multibay Ii Device
6.6 MultiBay II Device MultiBay II Device Spare Part Number Information DVD-ROM drive DVD+RW/R and CD-RW Combo Drive DVD/CD-RW Combo Drive 1. Prepare the computer for disassembly 2. Position the computer with the left side toward you. 3. If it is installed, remove the T8M2.0×4.0 screw 1 that secures the MultiBay II device to the computer.
Page 114: External Memory Module
Removal and Replacement Procedures 6.7 External Memory Module Memory Module Spare Part Number Information DDR2, PC2-4200, CL3, 533 MHz 1024 MB 512 MB 256 MB DDR2, PC2-3200, CL3, 400 MHz 1024 MB 512 MB 256 MB 1. Prepare the computer for disassembly (refer to 2.
Page 115 3. Loosen the PM2.0×4.0 screw 1 that secures the memory module compartment cover to the computer. 4. Lift the right side of the cover 2 up and swing it to the left. 5. Remove the memory module compartment cover. ✎ The memory module compartment cover is included in the Miscellaneous Plastics Kit, spare part number 382691-001.
Page 116 Removal and Replacement Procedures 6. Spread the retaining tabs 1 on each side of the memory module socket to release the memory module. (The side of the module opposite the socket rises away from the computer.) 7. Slide the module 2 away from the socket at an angle. 8.
Page 117: Bluetooth Board
6.8 Bluetooth Board Bluetooth Board Spare Part Number Information Broadcomm Bluetooth wireless board (includes Bluetooth board cable) 1. Prepare the computer for disassembly (refer to 2. Position the computer with the right side toward you. 3. Loosen the PM1.5×3.0 screw 1 that secures the Bluetooth cover to the computer.
Page 118 Removal and Replacement Procedures 6. Remove the two PM1.5×3.0 screws 1 that secure the Bluetooth board to the Bluetooth cover. 7. Remove the Bluetooth board 2 from the cover. Removing the Bluetooth Board Cover Reverse the above procedure to install a Bluetooth board. 6–16 Maintenance and Service Guide...
Page 119: Keyboard
6.9 Keyboard Keyboard Spare Part Number Information With pointing stick Belgium Brazil Czech Republic Denmark France French Canada Germany Greece Hungary Iceland International Israel Italy Japan Korea Maintenance and Service Guide Removal and Replacement Procedures 378203-181 Latin America 378203-201 Norway 378203-221 Portugal 378203-081...
Page 120 Removal and Replacement Procedures Keyboard Spare Part Number Information (Continued) Without pointing stick Belgium Brazil Czech Republic Denmark France French Canada Germany Greece Hungary Iceland International Israel Italy Japan Korea 1. Prepare the computer for disassembly 2. Position the computer with the front panel toward you. 6–18 385548-181 Latin America...
Page 121 Removal and Replacement Procedures 3. Remove the two T8M2.0×9.5 screws that secure the keyboard to the computer. Removing the Keyboard Screws Maintenance and Service Guide 6–19...
Page 122 Removal and Replacement Procedures 4. Turn the computer display-side up with the front panel toward you. 5. Open the computer as far as possible. 6. Slide the four keyboard retention tabs 1 toward you. The tabs are located between the keys, between the keys.
Page 123 8. Release the zero insertion force (ZIF) connector 1 to which the keyboard cable is connected and disconnect the keyboard cable 2 from the system board. ✎ Step 9 applies to models with keyboards with pointing sticks. 9. Release the ZIF connector 3 to which the pointing stick cable is connected and disconnect the pointing stick cable 4 from the system board.
Page 124: Switch Cover
Removal and Replacement Procedures 6.10 Switch Cover Switch Cover Spare Part Number Information For use only with HP Compaq nw8240 and nc8230 models For use only with HP Compaq nc8220 models ✎ Both switch cover spare part kits include the LED board and LED board cable.
Page 125 5. Turn the computer display-side up with the front panel toward you. 6. Open the computer as far as possible. 7. Use a flat-blade screwdriver to lift up the left and right hinge cover sections of the switch cover 1 to detach it from the computer.
Page 126 Removal and Replacement Procedures 9. Disconnect the LED board cable 1 from the system board. 10. Remove the switch cover 2. Removing the Switch Cover 6–24 Maintenance and Service Guide...
Page 127 ✎ If necessary, perform the following steps to remove the LED board from the switch cover. 11. Turn the switch cover upside down. 12. Remove the six PM1.5×3.0 screws 1 that secure the LED board to the switch cover. 13. Remove the LED board 2. Removing the LED Board Reverse the above procedure to install the switch cover and LED board.
Page 128: Rtc Battery
Removal and Replacement Procedures 6.11 RTC Battery ✎ The RTC battery is included in the Miscellaneous Plastics Kit, spare part number 382691-001. 1. Prepare the computer for disassembly 2. Release the keyboard 3. Disconnect the RTC battery cable 1 from the system board. 4.
Page 129: Thermal Plate
Removal and Replacement Procedures 6.12 Thermal Plate Thermal Plate Spare Part Number Information Thermal plate (includes fan and thermal paste) 382674-001 1. Prepare the computer for disassembly (Section 6.3). 2. Release the keyboard (Section 6.9). Maintenance and Service Guide 6–27...
Page 130 Removal and Replacement Procedures 3. Disconnect the fan cable 1 from the system board. ✎ The following screws should be loosened and removed, then installed, in the 1, 2, 3, 4, 5, 6, 7, 8 sequence stamped on the thermal plate. 4.
Page 131: Heat Sink
Removal and Replacement Procedures 6.13 Heat Sink Heat Sink Spare Part Number Information Heat sink (includes thermal paste) 379799-001 1. Prepare the computer for disassembly (Section 6.3). 2. Release the keyboard (Section 6.9). 3. Remove the thermal plate (Section 6.12). Maintenance and Service Guide 6–29...
Page 132 Removal and Replacement Procedures ✎ The following screws should be loosened and installed in the 1, 2, 3, 4 sequence stamped on the heat sink. 4. Loosen the four PM2.0×8.0 shoulder screws 1 that secure the heat sink to the computer. ✎...
Page 133 Removal and Replacement Procedures ✎ The thermal paste should be thoroughly cleaned from the surfaces of the heat sink 1 and processor 2 each time the heat sink is removed. Thermal paste is included with all heat sink and processor spare part kits. Replacing the Thermal Paste Reverse the above procedure to install the heat sink.
Page 134: Processor
Removal and Replacement Procedures 6.14 Processor Processor Spare Part Number Information Intel Pentium M 770 (2.13-GHz) Intel Pentium M 760 (2.00-GHz) Intel Pentium M 750 (1.86-GHz) Intel Pentium M 740 (1.73-GHz) Intel Pentium M 730 (1.60-GHz) 1. Prepare the computer for disassembly 2.
Page 135 5. Use a flat-blade screwdriver to turn the processor locking screw 1 one-quarter turn counterclockwise until you hear a click. 6. Lift the processor 2 straight up and remove it . ✎ The gold triangle 3 on the processor should be aligned in the rear right corner when you install the processor.
Page 136: Tpm Security Module
Removal and Replacement Procedures 6.15 TPM Security Module TPM Security Module Spare Part Number Information TPM security module 1. Prepare the computer for disassembly 2. Release the keyboard 3. Remove the PM1.5×3.0 screw 1 that secures the TPM security module to the computer. 4.
Page 137: Internal Memory Module
6.16 Internal Memory Module Memory Module Spare Part Number Information 1024 MB 512 MB 256 MB 1. Prepare the computer for disassembly 2. Release the keyboard 3. Remove the thermal plate Maintenance and Service Guide Removal and Replacement Procedures (Section (Section 6.9).
Page 138 Removal and Replacement Procedures 4. Spread the retaining tabs 1 on each side of the memory module socket to release the memory module board. (The side of the module opposite the socket rises away from the computer.) 5. Slide the module away from the socket at an angle 2. 6.
Page 139: Touchpad
6.17 TouchPad TouchPad Spare Part Number Information For use only with HP Compaq nw8240 models For use only with HP Compaq nc8230 and nc8220 models 1. Prepare the computer for disassembly 2. Remove the keyboard 3. Turn the computer upside down with the front toward you.
Page 140 Removal and Replacement Procedures 5. Turn the computer display-side up with the front toward you. 6. Open the computer as far as possible. 7. Lift up on the front edge of the TouchPad 1 until it disengages from the computer. 8.
Page 141 Removal and Replacement Procedures 9. Disconnect the TouchPad cable 1 from the system board. 10. Remove the TouchPad 2. Removing the TouchPad Reverse the above procedure to install the TouchPad. Maintenance and Service Guide 6–39...
Page 142: Mini Pci Communications Module
Removal and Replacement Procedures 6.18 Mini PCI Communications Module Mini PCI Communications Module Spare Part Number Information 802.11b/g Mini PCI modem, for use in most of the world 802.11b/g Mini PCI modem, for use in the rest of the world 802.11b/g combination wireless local access network (WLAN) module, for use internationally 802.11b/g combination WLAN module, for use in Japan...
Page 143 ✎ Make note of which antenna cable is attached to which antenna clip on the Mini PCI communications module before disconnecting the cables. 4. Disconnect the auxiliary and main antenna cables 1 from the Mini PCI communications module. 5. Spread the two retaining tabs 2 on each side of the Mini PCI socket to release the Mini PCI communications module.
Page 144: Display Assembly
Removal and Replacement Procedures 6.19 Display Assembly Display Assembly Spare Part Number Information 15.4-inch, SWXGA, TFT 15.4-inch, WXGA, TFT 15.4-inch, UXGA, TFT 1. Prepare the computer for disassembly and remove the following components: a. Keyboard b. Switch cover c. TouchPad 6–42 (Section 6.9)
Page 145 ✎ Make note of which antenna cable is attached to which antenna clip on the Mini PCI communications module before disconnecting the cables. 2. Disconnect the wireless antenna cables 1 from the Mini PCI communications module. 3. Remove the wireless antenna cables from the top cover clips 2 and 3 through which they are routed.
Page 146 Removal and Replacement Procedures 5. Remove the two T8M2.0×9.5 screws 1 and the two PM2.0×2.0 screws 2 that secure the display assembly to the computer. Removing the Display Screws 6–44 Maintenance and Service Guide...
Page 147 6. Position the computer with the rear panel toward you. 7. Remove the four T8M2.0×9.5 screws 1 that secure the display assembly to the computer. 8. Lift the display assembly 2 straight up to remove it. Removing the Display Reverse the above procedure to install the display assembly. Maintenance and Service Guide Removal and Replacement Procedures 6–45...
Page 148: Top Cover
6.20 Top Cover Top Cover Spare Part Number Information For use only with HP Compaq nw8240 models For use only with HP Compaq nc8230 and nc8220 models 1. Prepare the computer for disassembly and remove the following components: a. Hard drive b.
Page 149 Removal and Replacement Procedures 3. Remove the two rubber screw covers 1 and the eleven T8M2.0×9.5 screws 2 that secure the top cover to the computer. Removing the Top Cover Screws, Part 1 Maintenance and Service Guide 6–47...
Page 150 Removal and Replacement Procedures 4. Turn the computer right-side up with the front panel toward you. 5. Disconnect the speaker cable 1 from the system board. 6. Remove the five T8M2.0×4.0 screws 2 that secure the top cover to the computer. Removing the Top Cover Screws, Part 2 6–48 Maintenance and Service Guide...
Page 151 7. Lift the front edge of the top cover 1 until it disengages from the base enclosure. 8. Lift the top cover 2 straight up and remove it. Removing the Top Cover Reverse the above procedure to install the top cover. Maintenance and Service Guide Removal and Replacement Procedures 6–49...
Page 152: Modem Board
Removal and Replacement Procedures 6.21 Modem Board Modem Board Spare Part Number Information Modem board (high-speed 56K) 1. Prepare the computer for disassembly and remove the following components: a. Hard drive b. Keyboard c. Switch cover d. TouchPad e. Display assembly f.
Page 153 2. Remove the two T8M2.0×4.0 screws 1 that secure the modem board to the system board. 3. Lift the right side of the modem board 2 to disconnect it from the system board. 4. Disconnect the modem cable 3 from the modem board. 5.
Page 154: System Board
Removal and Replacement Procedures 6.22 System Board System Board Spare Part Number Information With 128-MB video memory, for use only with HP Compaq nw8240 models With 128-MB video memory, for use only with HP Compaq nc8230 and nc8220 models With 64-MB video memory, for use only with HP Compaq nc8230 and nc8220 models ✎...
Page 155 1. Prepare the computer for disassembly remove the following components: a. Hard drive b. MultiBay II device c. Bluetooth board d. Keyboard e. Switch cover f. Thermal plate g. Heat sink h. TouchPad i. Display assembly j. Top cover Maintenance and Service Guide Removal and Replacement Procedures (Section 6.4)
Page 156 Removal and Replacement Procedures 2. Disconnect the RTC battery cable from the system board (Section 3. Position the computer with the front panel toward you. 4. Disconnect the audio board cables 1 and 2 from the audio board. Disconnecting the Audio Board Cables 6–54 6.11).
Page 157 5. Position the computer with the rear panel toward you. 6. Remove the following: 1 Two HM5.0×10.0 screw locks on each side of the external monitor connector 2 Seven T8M2.0×6.0 screws Removing the System Board Screws and Screw Locks Maintenance and Service Guide Removal and Replacement Procedures 6–55...
Page 158 Removal and Replacement Procedures 7. Flex the left side of the base enclosure 1 until the serial connector 2 is clear of the base enclosure. 8. Lift the left side of the system board 3 until it rests at an angle. Releasing the System Board, Part 1 6–56 Maintenance and Service Guide...
Page 159 Removal and Replacement Procedures 9. Flex the right side of the base enclosure 1 until the USB 2, 1394 3, S-Video 4, and RJ-45 connectors 5 are clear of the base enclosure. 10. Lift the right side of the system board 6 until it rests at an angle.
Page 160 Removal and Replacement Procedures 11. Lift the system board straight up and remove it. Removing the System Board Reverse the above procedure to install the system board. 6–58 Maintenance and Service Guide...
Page 161: System Board Frame
6.23 System Board Frame System Board Frame Spare Part Number Information System board frame (includes RJ-11 modem cable) 1. Prepare the computer for disassembly remove the following components: a. Hard drive b. MultiBay II device c. Bluetooth board d. Switch cover e.
Page 162 Removal and Replacement Procedures 2. Disconnect the following cables from the system board: 1 Audio connector board cable 2 USB connector board cable 3 Serial connector board cable 4 Modem cable 3. Remove the two T8M2.0×4.0 screws 5 that secure the system board to the system board frame.
Page 163 4. Lift the rear edge of the system board 1 until it rests at an angle. 5. Slide the system board 2 back until the front-right section of the system board 3 is clear of the screw boss 4 on the system board frame.
Page 164 Removal and Replacement Procedures 7. If necessary, remove the RJ-11 connector module and cable 1 from the clips 2 in the system board frame. Removing the RJ-11 Connector Module and Cable Reverse the above procedures to install the system board frame. 6–62 Maintenance and Service Guide...
Page 165: Push Button Module
6.24 Push Button Module Push Button Module Spare Part Number Information Push button module 1. Prepare the computer for disassembly remove the following components: a. Hard drive b. MultiBay II device c. Bluetooth board d. Switch cover e. Keyboard f. Thermal plate g.
Page 166 Removal and Replacement Procedures 2. Remove the PM2.0×6.0 screw 1 that secures the push button module to the base enclosure. 3. Remove the push button module 2. Removing the Push Button Module Reverse the above procedures to install the push button module. 6–64 Maintenance and Service Guide...
Page 167: Serial Connector Module
6.25 Serial Connector Module Serial Connector Module Spare Part Number Information Serial connector module 1. Prepare the computer for disassembly and remove the following components: a. Hard drive b. MultiBay II device c. Bluetooth board d. Switch cover e. Keyboard f.
Page 168 Removal and Replacement Procedures 2. Remove the two HM5.0×10.0 screw locks 1 that secure the serial connector module to the system board frame. 3. Remove the serial connector module 2 from the system board frame. Removing the Serial Connector Module and Cable Reverse the above procedure to install the serial connector module.
Page 169: Audio Board
6.26 Audio Board Audio Board Spare Part Number Information Audio board (includes audio board cable) 1. Prepare the computer for disassembly and remove the following components: a. Hard drive b. MultiBay II device c. Bluetooth board d. Switch cover e. Keyboard f.
Page 170 Removal and Replacement Procedures 2. Remove the two T8M2.0×4.0 screws 1 that secure the audio board to the base enclosure. 3. Lift the left side of the audio board 2 to disengage it from the base enclosure. Removing the Audio Board Reverse the above procedure to install the audio board.
Page 171 This chapter provides physical and performance specifications. Dimensions Height Width Depth (front to back) Weight Full-featured model with optical drive and 8-cell battery pack Defeatured model with 8-cell battery pack Input Power Operating voltage Operating current Temperature Operating (not writing to optical disc) Operating (writing to optical disc) Nonoperating...
Page 172 Specifications Relative humidity (noncondensing) Operating Nonoperating Maximum altitude (unpressurized) Operating (14.7 to 10.1 psia) Nonoperating (14.7 to 4.4 psia) Shock Operating Nonoperating Random Vibration Operating Nonoperating ✎ Applicable product safety standards specify thermal limits for plastic surfaces. The computer operates well within this range of temperatures. 7–2 Table 7-1 Computer (Continued)
Page 173 15.4-inch, WSXGA, TFT Display Dimensions Height Width Diagonal Number of colors Contrast ratio Brightness Pixel resolution Pitch Format Configuration Backlight Character display Total power consumption Viewing angle Maintenance and Service Guide Table 7-2 20.7 cm 33.1 cm 39.1 cm Up to 16.8 million 200:1 180 nits typical 0.197 ×...
Page 174 Specifications 15.4-inch, WXGA, TFT Display Dimensions Height Width Diagonal Number of colors Contrast ratio Brightness Pixel resolution Pitch Format Configuration Backlight Character display Total power consumption Viewing angle 7–4 Table 7-3 20.7 cm 33.1 cm 39.1 cm Up to 16.8 million 200:1 180 nits typical 0.259 ×...
Page 175 15.4-inch, UXGA, TFT Display Dimensions Height Width Diagonal Number of colors Contrast ratio Brightness Pixel resolution Pitch Format Configuration Backlight Character display Total power consumption Viewing angle Maintenance and Service Guide Table 7-4 20.7 cm 33.1 cm 39.1 cm Up to 16.8 million 200:1 180 nits typical 0.279 ×...
Page 176: Hard Drives
Specifications Dimensions Height Width Weight Interface type Transfer rate Synchronous (maximum) Security ✎ Certain restrictions and exclusions apply. Consult Customer Care for details. *1 GB = 1 billion bytes when referring to hard drive storage capacity. Actual accessible capacity is less. †...
Page 177 Seek times (typical read, including setting) Single track Average Maximum † Logical blocks Disk rotational speed Operating temperature ✎ Certain restrictions and exclusions apply. Consult Customer Care for details. *1 GB = 1 billion bytes when referring to hard drive storage capacity. Actual accessible capacity is less.
Page 178 Specifications Primary 8-cell, Li-Ion Battery Pack Dimensions Height Width Depth Weight Energy Voltage Amp-hour capacity Watt-hour capacity Temperature Operating Nonoperating 7–8 Table 7-6 2.00 cm 9.40 cm 13.40 cm 0.34 kg 11.1 V 4.4 Ah 48 Wh 5°C to 45°C 0°C to 60°C Maintenance and Service Guide 0.79 in...
Page 179 Applicable disc Center hole diameter Disc diameter Standard disc Mini disc Disc thickness Track pitch Access time Random Full stroke Audio output level Cache buffer Data transfer rate CD-R (24X) CD-RW (10X) CD-ROM (24X) DVD (8X) Multiword DMA mode 2 Startup time Stop time Maintenance and Service Guide...
Page 180 Specifications Applicable disc Center hole diameter Disc diameter Standard disc Mini disc 7–10 Table 7-8 DVD/CD-RW Combo Drive Read: DVD-R, DVD-RW, DVD-ROM (DVD-5, DVD-9, DVD-10, DVD-18), CD-ROM (Mode 1 and 2) CD Digital Audio CD-XA ready (Mode 2, Form 1 and 2) CD-I ready (Mode 2, Form 1 and 2) CD-R, CD-RW...
Page 181 DVD/CD-RW Combo Drive (Continued) Disc thickness Track pitch Access time Random Full stroke Audio output level Cache buffer Data transfer rate CD-R (24X) CD-RW (10X) CD-ROM (24X) DVD (8X) Multiword DMA mode 2 Startup time Stop time Maintenance and Service Guide Table 7-8 1.2 mm (0.047 in) 0.74 µm...
Page 182 Specifications DVD+RW/R and CD-RW Combo Drive Applicable disc Center hole diameter Disc diameter Standard disc Mini disc 7–12 Table 7-9 Read: DVD-R, DVD-RW, DVD-ROM (DVD-5, DVD-9, DVD-10, DVD-18), CD-ROM (Mode 1 and 2) CD Digital Audio CD-XA ready (Mode 2, Form 1 and 2) CD-I ready (Mode 2, Form 1 and 2) CD-R, CD-RW...
Page 183 DVD+RW/R and CD-RW Combo Drive (Continued) Disc thickness Track pitch Access time Random Full stroke Audio output level Cache buffer Data transfer rate CD-R (16X) CD-RW (8X) CD-ROM (24X) DVD (8X) DVD-R (4X) DVD-RW (2X) Multiword DMA mode 2 Startup time Stop time Maintenance and Service Guide Table 7-9...
Page 184: System Dma
Specifications Hardware DMA DMA0 DMA1* DMA2* DMA3 DMA4 DMA5* DMA6 DMA7 *PC Card controller can use DMA 1, 2, or 5. 7–14 Table 7-10 System DMA System Function Not applicable Not applicable Not applicable Not applicable Direct memory access controller Available for PC Card Not assigned Not assigned...
Page 185: System Interrupts
Hardware IRQ IRQ0 IRQ1 IRQ2 IRQ3 IRQ4 IRQ5* IRQ6 IRQ7* IRQ8 IRQ9* IRQ10* Maintenance and Service Guide Table 7-11 System Interrupts System Function System timer Standard 101-/102-Key or Microsoft Natural Keyboard Cascaded Intel 82801DB/DBM USB2 Enhanced Host Controller—24CD COM1 Conexant AC—Link Audio Intel 82801DB/DBM SMBus Controller—24C3 Data Fax Modem with SmartCP Diskette drive...
Page 186 Specifications System Interrupts (Continued) Hardware IRQ IRQ11 IRQ12 IRQ13 IRQ14 IRQ15 *Default configuration; audio possible configurations are IRQ5, IRQ7, IRQ9, IRQ10, or none. ✎ PC Cards may assert IRQ3, IRQ4, IRQ5, IRQ7, IRQ9, IRQ10, IRQ11, or IRQ15. Either the infrared or the serial port may assert IRQ3 or IRQ4. 7–16 Table 7-11 System Function...
Page 187 I/O Address (hex) 000 - 00F 010 - 01F 020 - 021 022 - 024 025 - 03F 02E - 02F 040 - 05F 044 - 05F 062 - 063 065 - 06F 070 - 071 072 - 07F 080 - 08F 090 - 091 093 - 09F 0A0 - 0A1...
Page 188 Specifications System I/O Addresses (Continued) I/O Address (hex) 0A2 - 0BF 0C0 - 0DF 0E0 - 0EF 0F0 - 0F1 0F2 - 0FF 100 - 16F 170 - 177 178 - 1EF 1F0 - 1F7 1F8 - 200 202 - 21F 220 - 22F 230 - 26D 26E - 26...
Page 189 System I/O Addresses (Continued) I/O Address (hex) 2F0 - 2F7 2F8 - 2FF 300 - 31F 320 - 36F 370 - 377 378 - 37F 380 - 387 388 - 38B 38C - 3AF 3B0 - 3BB 3BC - 3BF 3C0 - 3DF 3E0 - 3E1 3E2 - 3E3...
Page 190: System Memory Map
Specifications Size Memory Address 640 KB 00000000-0009FFFF 128 KB 000A0000-000BFFFF 48 KB 000C0000-000CBFFF 160 KB 000C8000-000E7FFF 64 KB 000E8000-000FFFFF 15 MB 00100000-00FFFFFF 58 MB 01000000-047FFFFF 58 MB 04800000-07FFFFFF 2 MB 08000000-080FFFFF 4 GB 08200000-FFFEFFFF 64 KB FFFF0000-FFFFFFFF 7–20 Table 7-13 System Memory Map System Function Base memory...
Page 191: Connector Pin Assignments
Connector Pin Assignments Signal Audio out, left channel Audio out, right channel Maintenance and Service Guide Table A-1 Audio-Out (Headphone) Signal Ground A–1...
Page 192: Universal Serial Bus
Connector Pin Assignments Signal Audio signal in Audio signal in Signal +5 VDC Data – A–2 Table A-2 Audio-In (Microphone) Table A-3 Universal Serial Bus Signal Ground Signal Data + Ground Maintenance and Service Guide...
Page 193 Signal Carrier detect Receive data Transmit data Data terminal ready Ground Maintenance and Service Guide Connector Pin Assignments Table A-4 Serial Signal Data set ready Ready to send Clear to send Ring indicator A–3...
Page 194: External Monitor
Connector Pin Assignments Signal Red analog Green analog Blue analog Not connected Ground Ground analog Ground analog Ground analog A–4 Table A-5 External Monitor Signal +5 VDC Ground Monitor detect DDC 2B data Horizontal sync Vertical sync DDC 2B clock Maintenance and Service Guide...
Page 195 Signal Transmit + Transmit – Receive + Unused Maintenance and Service Guide Table A-6 RJ-45 (Network) Signal Unused Receive – Unused Unused Connector Pin Assignments A–5...
Page 196 Connector Pin Assignments Signal Unused Ring A–6 Table A-7 RJ-11 (Modem) Signal Unused Unused Unused Maintenance and Service Guide...
Page 197 Signal S-VHS color (C) signal Composite video signal S-VHS intensity (Y) signal S-VHS color ground Maintenance and Service Guide Connector Pin Assignments Table A-8 S-Video-Out Signal TV-CD S-VHS intensity ground Composite video ground A–7...
Page 198: Power Cord Set Requirements
Power Cord Set Requirements 3-Conductor Power Cord Set The wide range input feature of the computer permits it to operate from any line voltage from 100 to 120 or 220 to 240 volts AC. The power cord set included with the computer meets the requirements for use in the country where the equipment is purchased.
Page 199: General Requirements
Power Cord Set Requirements General Requirements The requirements listed below are applicable to all countries. ■ The length of the power cord set must be at least 1.5 m (5.0 ft) and a maximum of 2.0 m (6.5 ft). ■ All power cord sets must be approved by an acceptable accredited agency responsible for evaluation in the country where the power cord set will be used.
Page 200 Country-Specific Requirements 3-Conductor Power Cord Set Requirements Country/Region Australia Austria Belgium Canada Denmark Finland France Germany Italy Japan ✎ NOTES: 1. The flexible cord must be <HAR> Type HO5VV-F, 3-conductor, 1.0 mm² conductor size. Power cord set fittings (appliance coupler and wall plug) must bear the certification mark of the agency responsible for evaluation in the country where it will be used.
Page 201 Power Cord Set Requirements 3-Conductor Power Cord Set Requirements (Continued) Country/Region Korea The Netherlands Norway People’s Republic of China Sweden Switzerland Taiwan United Kingdom United States ✎ NOTES: 1. The flexible cord must be <HAR> Type HO5VV-F, 3-conductor, 1.0 mm² conductor size.
Page 202: Screw Listing
Screw Listing This appendix provides specification and reference information for the screws and screw locks used in the computer. All screws and screw locks listed in this appendix are available in the Screw Kit, spare part number 382692-001. Maintenance and Service Guide C–1...
Page 203 Screw Listing Where used: Two screws that secure the hard drive cover to the computer (screws are captured on the cover by C clips; documented in One screw that secures the memory module compartment cover to the computer (screw is captured on the cover by C clips; documented in Section 6.7) Phillips PM2.0×4.0 Screw Locations...
Page 204 Phillips PM2.5×13.0 Spring-Loaded Hard Drive Where used: One screw that secures the hard drive to the computer (screw is captured on the hard drive frame by a C clip; documented in Phillips PM2.5×13.0 Screw Location Maintenance and Service Guide Table C-2 Retention Screw Color Qty.
Page 205 Screw Listing Where used: Two screws that secure the hard drive frame to the hard drive (documented Section 6.4) Where used: Two screws that secure the hard drive frame to the hard drive (documented Section 6.4) Phillips PM3.0×5.0 and PM3.0×4.0 Screw Locations C–4 Table C-3 Phillips PM3.0×5.0 Screw...
Page 206 Where used: 2 screws that secure the hard drive frame to the hard drive (documented in Section 6.4) Phillips PM1.5×4.0 Screw Locations Maintenance and Service Guide Table C-5 Phillips PM1.5×4.0 Screw Color Qty. Black Screw Listing Length Thread 4.0 mm 1.5 mm Head Width...
Page 207 Screw Listing Where used: One screw that secures the MultiBay II device to the computer (documented in Section 6.6) Torx T8M2.0×4.0 Screw Location C–6 Table C-6 Torx T8M2.0×4.0 Screw Color Qty. Length Black 4.0 mm Thread 2.0 mm Maintenance and Service Guide Head Width 4.5 mm...
Page 208 Torx T8M2.0×4.0 Screw (Continued) Where used: 5 screws that secure the top cover to the computer (documented in Section 6.20) Torx T8M2.0×4.0 Screw Locations Maintenance and Service Guide Table C-6 Color Qty. Length Black 4.0 mm Screw Listing Head Thread Width 2.0 mm 4.5 mm...
Page 209 Screw Listing Torx T8M2.0×4.0 Screw (Continued) Where used: Two screws that secure the modem board to the computer (documented in Section 6.21) Two screws that secure the system board to the computer (documented in Section 6.22) Torx T8M2.0×4.0 Screw Locations C–8 Table C-6 Color...
Page 210 Torx T8M2.0×4.0 Screw (Continued) Where used: 2 screws that secure the audio board to the computer (documented in Section 6.26) Torx T8M2.0×4.0 Screw Locations Maintenance and Service Guide Table C-6 Color Qty. Length Black 4.0 mm Screw Listing Head Thread Width 2.0 mm 4.5 mm...
Page 211 Screw Listing Torx T8M2.0×4.0 Screw (Continued) Where used: 4 screws that secure the thermal plate to the computer (documented in Section 6.12) Torx T8M2.0×4.0 Screw Locations C–10 Table C-6 Color Qty. Length Black 4.0 mm Maintenance and Service Guide Head Thread Width 2.0 mm...
Page 212 Where used: One black screw that secures the Bluetooth cover to the computer (screw is captured on the cover by a C clip; documented in Where used: Two silver screws that secure the Bluetooth board to the Bluetooth cover (documented in Section Phillips PM1.5×3.0 Screw Locations Maintenance and Service Guide...
Page 213 Screw Listing Phillips PM1.5×3.0 Screw (Continued) Where used: 6 screws that secure the LED board to the switch cover (documented in Section 6.10) Phillips PM1.5×3.0 Screw Locations C–12 Table C-7 Color Qty. Length Silver 3.0 mm Maintenance and Service Guide Head Thread Width...
Page 214 Phillips PM1.5×3.0 Screw (Continued) Where used: One screw that secures the TPM security module to the computer (documented Section 6.15) Phillips PM1.5×3.0 Screw Location Maintenance and Service Guide Table C-7 Color Qty. Length Silver 3.0 mm Screw Listing Head Thread Width 1.5 mm 4.0 mm...
Page 215 Screw Listing Where used: Two screws that secure the keyboard to the computer (documented in Section 6.9) One screw that secures the TouchPad to the computer (documented in Section 6.17) Four screws that secure the display assembly to the computer (documented Section 6.19) Torx T8M2.0×9.5 Screw Locations...
Page 216 Torx T8M2.0×9.5 Screw (Continued) Where used: 11 screws that secure the top cover to the computer (documented in Section 6.20) Torx T8M2.0×9.5 Screw Locations Maintenance and Service Guide Table C-8 Color Qty. Length Black 9.5 mm Screw Listing Head Thread Width 2.0 mm 5.0 mm...
Page 217 Screw Listing Torx T8M2.0×9.5 Screw (Continued) Where used: 2 screws that secure the display assembly to the computer (documented in Section 6.19) Torx T8M2.0×9.5 Screw Locations C–16 Table C-8 Color Qty. Length Black 9.5 mm Maintenance and Service Guide Head Thread Width 2.0 mm...
Page 218 Where used: 3 screws that secure the switch cover to the computer (documented in Section 6.10) Phillips PM2.0×2.0 Screw Locations Maintenance and Service Guide Table C-9 Phillips PM2.0×2.0 Screw Color Qty. Black Screw Listing Length Thread 2.0 mm 2.0 mm Head Width 7.0 mm...
Page 219 Screw Listing Phillips PM2.0×2.0 Screw (Continued) Where used: 2 screws that secure the display assembly to the computer (documented in Section 6.19) Phillips PM2.0×2.0 Screw Locations C–18 Table C-9 Color Qty. Length Black 2.0 mm Maintenance and Service Guide Head Thread Width 2.0 mm...
Page 220 Phillips PM2.0×10.0 Spring-Loaded Screw Where used: 4 screws that secure the thermal plate to the computer (documented in Section 6.12) Phillips PM2.0×10.0 Spring-Loaded Screw Locations Maintenance and Service Guide Table C-10 Color Qty. Length Silver 10.0 mm Screw Listing Head Thread Width 2.0 mm...
Page 221 Screw Listing Phillips PM2.0x8.0 Shoulder Screw Where used: 4 screws that secure the heat sink to the computer (screws are captured on the heat sink by C clips; documented in Phillips PM2.0x8.0 Shoulder Screw Locations C–20 Table C-11 Color Qty. Length Silver 8.0 mm...
Page 222 Hex Socket HM2.5×10.0 Screw Lock Where used: Two screw locks that secure the system board to the computer (documented Section 6.22) Two screw locks that secure the serial connector module to the computer (documented in Section Hex Socket HM2.5×10.0 Screw Lock Locations Maintenance and Service Guide Table C-12 Color...
Page 223 Screw Listing Where used: 7 screws that secure the system board to the computer (documented in Section 6.22) Torx T8M2.0×6.0 Screw Locations C–22 Table C-13 Torx T8M2.0×6.0 Screw Color Qty. Length Black 6.0 mm Thread 2.0 mm Maintenance and Service Guide Head Width 4.5 mm...
Page 224 Where used: One screw that secures the push button module to the base enclosure (documented in Section Phillips PM2.0×6.0 Screw Location Maintenance and Service Guide Table C-14 Phillips PM2.0×6.0 Screw Color Qty. Silver 6.24) Screw Listing Length Thread 6.0 mm 2.0 mm Head Width...
Page 225 ✎ Materials Disposal This HP product contains mercury in the backlight of the display assembly and may require special handling at end of life. Disposal of mercury may be regulated because of environmental considerations. For disposal or recycling information, contact...
Page 226 Display Component Recycling This appendix provides disassembly instructions for the display assembly. The display assembly must be disassembled to gain access to the backlight 1 and the liquid crystal display (LCD) panel 2. ✎ Disassembly procedures differ from one display assembly to another.
Page 227 Display Component Recycling Perform the following steps to disassemble the display assembly: 1. Remove all screw covers 1 and screws 2 that secure the display bezel to the display assembly. Removing the Display Bezel Screw Covers and Screws Maintenance and Service Guide D–3...
Page 228 Display Component Recycling 2. Lift up and out on the left and right inside edges 1 and the top and bottom inside edges 2 of the display bezel until the bezel disengages from the display assembly. 3. Remove the display bezel 3. Removing the Display Bezel D–4 Maintenance and Service Guide...
Page 229 Display Component Recycling 4. Disconnect all display panel cables 1 from the display inverter and remove the inverter 2. Removing the Display Inverter Maintenance and Service Guide D–5...
Page 230 Display Component Recycling 5. Remove all screws 1 that secure the display panel assembly to the display enclosure. 6. Remove the display panel assembly 2 from the display enclosure. Removing the Display Panel Assembly D–6 Maintenance and Service Guide...
Page 231 Display Component Recycling 7. Turn the display panel assembly upside down. 8. Remove all screws that secure the display panel frame to the display panel. Removing the Display Panel Frame Screws Maintenance and Service Guide D–7...
Page 232 Display Component Recycling 9. Use a sharp-edged tool to cut the tape 1 that secures the side of the display panel to the display panel frame. 10. Remove the display panel frame 2 from the display panel. Removing the Display Frame D–8 Maintenance and Service Guide...
Page 233 11. Remove the screws 1 that secure the backlight cover to the display panel. 12. Lift the top edge of the backlight cover 2 and swing it forward. 13. Remove the backlight cover. Removing the Backlight Cover Maintenance and Service Guide Display Component Recycling D–9...
Page 234 Display Component Recycling 14. Turn the display panel right-side up. 15. Remove the backlight cables 1 from the clip 2 in the display panel. Releasing the Backlight Cables D–10 Maintenance and Service Guide...
Page 235 Display Component Recycling 16. Turn the display panel upside down. 17. Remove the backlight frame from the display panel. Removing the Backlight Frame Maintenance and Service Guide D–11...
Page 236 Display Component Recycling Å WARNING: The backlight contains mercury. Caution should be exercised when removing and handling the backlight to avoid damaging this component and causing exposure to the mercury. 18. Slide the backlight out of the backlight frame. Removing the Backlight D–12 Maintenance and Service Guide...
Page 237 19. Disconnect the display cable 1 from the LCD panel. 20. Remove the screws 2 that secure the LCD panel to the display rear panel. 21. Release the LCD panel 3 from the display rear panel. 22. Remove the tape 4 that secures the LCD panel to the display rear panel.
Page 238 Display Component Recycling 23. Remove the LCD panel. Removing the LCD Panel 24. Recycle the display backlight and LCD panel. D–14 Maintenance and Service Guide...
Page 239 1394 port 1–9 Adjustable Notebook Stand, spare part number 4–17 4–20 Advanced Docking Station, HP, spare part number 4–17 4–21 Altiris Local Recovery 3–7 Application and Driver Recovery disc 3–6 applications, reinstalling or repairing 3–10 arrow keys 1–13 audio board removal 6–67...
Page 240 6–42 specifications 7–3 display lid switch 1–14 display release button 1–7 docking connector 1–19 docking device, troubleshooting 2–16 Docking Station, HP, spare part number 4–17 downloading software 3–3 drivers, reinstalling or repairing 3–14 drives, preventing damage 5–3 DVD+RW/R and CD-RW Combo Drive OS loading problems 2–22...
Page 241 spare part number 4–13 4–16 4–21 specifications 7–12 DVD/CD-RW Combo Drive OS loading problems 2–22 precautions 5–3 removal 6–11 spare part number 4–13 4–16 4–21 specifications 7–10 DVD-ROM drive OS loading problems 2–22 precautions 5–3 removal 6–11 spare part number 4–13 4–16 4–21 specifications 7–9...
Page 242 4–5 4–23 6–29 HP Advanced Docking Station, spare part number 4–17 4–21 HP Docking Station, spare part number 4–17 HP Web site 3–3 I/O address specifications 7–17 Info Center button 1–15 infrared port 1–7 interrupt specifications 7–15 keyboard removal 6–17...
Page 243 Miscellaneous Screw Kit, spare part number 4–25 model, identifying computer 3–2 modem board removal 6–50 spare part number 4–9 4–20 6–50 modem cable illustrated 4–15 removal 6–62 modem jack location 1–8 pin assignments A–6 modem, troubleshooting 2–28 monitor port location 1–11 pin assignments A–4 MultiBay II 1–10 MultiBay II device...
Page 244 Index power supply, spare part number 4–18 power, troubleshooting 2–10 presentation mode button 1–15 processor removal 6–32 spare part numbers 4–5 4–23 6–32 product name and number, computer 3–2 push button module removal 6–63 spare part number 4–13 4–25 6–63 rear components 1–8 reinstalling or repairing software 3–10...
Page 245 System Restore 3–8 updates 3–3 updating 3–1 speakers 1–17 specifications battery pack 7–8 computer 7–1 display 7–3 DVD+RW/R and CD-RW Combo Drive 7–12 DVD/CD-RW Combo Drive 7–10 DVD-ROM drive 7–9 hard drive 7–6 I/O addresses 7–17 interrupts 7–15 memory map 7–20 optical drive 7–9 system DMA 7–14 static shielding materials 5–8...
Page 246 Index troubleshooting audio 2–23 docking device 2–16 flowcharts 2–7 keyboard 2–26 modem 2–28 network 2–28 nonfunctioning device 2–16 2–25 OS loading 2–17 overview 2–1 pointing device 2–27 power 2–10 video 2–14 Universal Serial Bus (USB) board cable, illustrated 4–15 Universal Serial Bus (USB) diskette drive, spare part number 4–17 Universal Serial Bus (USB)

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HP Compaq NW8240 Maintenance And Service Manual

1 Product Description

2 Troubleshooting

4 Illustrated Parts Catalog

5 Removal and Replacement Preliminaries

6 Removal and Replacement Procedures

Quick Links

Troubleshooting

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Summary of Contents for HP Compaq NW8240

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Table of Contents