Compaq nx8220 HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance an
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- Compaq nx8220 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance an - 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 - Compaq nx8220 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance an - Page 2
warranty. HP shall not be liable for technical or editorial errors or omissions contained herein. Maintenance and Service Guide HP Compaq nx8220 Notebook PC HP Compaq nw8240 Notebook PC HP Compaq nc8230 Notebook PC Second Edition October 2005 First Edition March 2005 Document Part Number: 372658 - Compaq nx8220 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance an - Page 3
Tools Menu 2-5 Selecting from the Advanced Menu 2-6 2.2 Troubleshooting Flowcharts 2-7 3 Software Update and Recovery 3.1 Software Updates 3-1 Accessing Computer Information 3-2 Obtaining the Support Software CD 3-3 Software Updates and the HP Web Site 3-3 Maintenance and Service Guide iii - Compaq nx8220 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance an - Page 4
12 Reinstalling Device Drivers and Other Software . . 3-14 4 Illustrated Parts Catalog 4.1 Part Number Listing 4-19 5 Removal and Replacement Preliminaries 5.1 Tools Required 5-1 5.2 Service Considerations 5-2 Plastic Parts 5-2 Cables and Connectors 5-2 5.3 Preventing Damage to Removable Drives - Compaq nx8220 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance an - Page 5
Contents 6 Removal and Replacement Procedures 6.1 Serial Number 6-2 6.2 Disassembly Sequence Chart 6-3 6.3 Preparing the Computer for Disassembly 6-5 6.4 Hard Drive 6-6 6.5 Computer Feet 6-10 6.6 MultiBay II Device 6-11 6.7 External Memory Module 6-12 6.8 Bluetooth Board 6-15 6.9 Keyboard - Compaq nx8220 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance an - Page 6
Contents 7 Specifications A Connector Pin Assignments B Power Cord Set Requirements C Screw Listing D Display Component Recycling Index vi Maintenance and Service Guide - Compaq nx8220 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance an - Page 7
1 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 - Compaq nx8220 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance an - Page 8
) with RJ-45 jack ■ Integrated high-speed 56K modem with RJ-11 jack ■ Integrated wireless support for Mini PCI IEEE 802.11a/b and 802.11a/b/g WLAN device ■ Support for one Type I or Type II PC Card slot, with support for both 32-bit (CardBus) and 16-bit PC Cards 1-2 Maintenance and Service Guide - Compaq nx8220 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance an - Page 9
Product Description ■ 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 " - Compaq nx8220 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance an - Page 10
models only) ❏ Power ❏ External monitor ❏ RJ-45 (network) ❏ RJ-11 (modem) ❏ S-Video-out (full-featured models only) ❏ IEEE 1394 ❏ PC Card ❏ Smart card ❏ SD Memory Card (full-featured models only) ❏ Parallel port (full-featured models only) ❏ Primary battery ❏ Travel battery ❏ Docking connector (full - Compaq nx8220 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance an - Page 11
information on removing and replacing the RTC battery). 3. Wait approximately 5 minutes. 4. Replace the RTC battery and reassemble the computer. 5. Connect AC power to the computer. Do not reinsert any battery packs at this time. 6. Turn on the computer. All passwords and all CMOS settings have been - Compaq nx8220 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance an - Page 12
in Table 1-1. Front Components Item 1 2 Component Wireless light Power light Table 1-1 Front Components Function On: an integrated wireless device (selected models only) has been turned on. ■ On: The computer is on. ■ Blinking: The computer is in standby mode. 1-6 Maintenance and Service Guide - Compaq nx8220 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance an - Page 13
to external power, the light is turned off until the battery reaches a low-battery condition. Integrated Drive Electronics (IDE) drive light On: A drive in the hard drive bay or MultiBay II is being accessed. Infrared port (full-featured models only) Provides wireless communication between - Compaq nx8220 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance an - Page 14
from being mishandled or stolen. RJ-45 (network) jack Connects a network cable. RJ-11 (modem) jack Connects card with an optional, standard (4-pin) S-Video cable. The extra 3 pins also enable an optional S-Video-to-composite adapter to be used with the computer. 1-8 Maintenance and Service Guide - Compaq nx8220 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance an - Page 15
not allow a hard surface, such power source. Smart card reader Accepts smart cards. SD Memory Card slot Accepts Secure Digital (SD) Memory Cards. PC Card slot Supports optional Type I or Type II PC Card. PC Card eject button Ejects PC Cards from the PC Card slot. Maintenance and Service Guide - Compaq nx8220 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance an - Page 16
system sound when connected to optional powered stereo speakers, headphones, headset, or television audio. Internal microphone Records sound. to the computer. The External MultiBay must also be connected to an external power source. MultiBay II Holds an optional MultiBay II device. Serial port ( - Compaq nx8220 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance an - Page 17
Panel Components Component Function Primary battery bay Holds the primary battery pack. Power connector Connects an AC adapter or an optional automobile or aircraft adapter. External monitor port Connects an optional external VGA monitor or projector. Maintenance and Service Guide 1-11 - Compaq nx8220 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance an - 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 - Compaq nx8220 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance an - Page 19
menu for items beneath the pointer. Arrow keys Moves the cursor around the screen. Keypad keys (15) Can be used like the keys on an external numeric keypad. num lock key Enables numeric lock, turns on the embedded numeric keypad, and turns on the num lock light. Maintenance and Service Guide - Compaq nx8220 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance an - Page 20
to resume from standby. ■ In hibernation, briefly press to restore from hibernation. ✎ If the system has stopped responding and Microsoft Windows shutdown procedures cannot be used, press and hold the power button for at least 4 seconds to turn off the computer. 1-14 Maintenance and Service Guide - Compaq nx8220 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance an - Page 21
On: A wireless LAN or Bluetooth device is hardware enabled. Presentation mode button Turns on Presentation mode. Caps lock light On: caps lock is on. Num lock light On: num lock or the numeric keypad is on. Volume mute button (full-featured models only) Turns off computer sound. Volume down - Compaq nx8220 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance an - 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 - Compaq nx8220 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance an - Page 23
Part 2 Component Function Pointing stick (select models only) Moves the pointer and selects or activates items on the screen. Speakers Produce stereo sound screen. Can be set to perform other mouse functions, such as scrolling, selecting, and double-clicking. Maintenance and Service Guide 1- - Compaq nx8220 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance an - Page 24
Item 1 2 Table 1-8 Bottom Components Component Function Primary battery bay Holds the primary battery pack. Primary battery locking latch Secures the primary battery pack into the battery bay. This latch must be set to unlock to release the battery. 1-18 Maintenance and Service Guide - Compaq nx8220 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance an - Page 25
7 8 Table 1-8 Bottom Components (Continued) Component Function Travel battery connector Connects an optional travel battery. Memory module compartment Contains one memory module slot. Hard drive bay Holds the primary hard drive. Vents (5) Enable airflow to cool internal components. ✎ To - Compaq nx8220 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance an - Page 26
replacement parts, and Chapter 6, "Removal and Replacement Procedures," for disassembly steps. The system board provides the following device connections: ■ Audio ■ Display ■ Hard drive ■ Intel Pentium M processors ■ Keyboard ■ Memory module ■ Mini PCI communications devices ■ PC Card ■ Pointing - Compaq nx8220 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance an - Page 27
HP should repair this equipment. All troubleshooting of component replacement or printed supported in Computer Setup; you must use the keyboard to navigate and make selections. The menu tables later in this chapter provide an overview of Computer Setup options. Maintenance and Service Guide - Compaq nx8220 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance an - Page 28
. 2. Select the File, Security, Tools, or Advanced menu. 3. To exit Computer Setup, choose one of the following: ❏ To exit without saving any changes, use the arrow keys to select File > Ignore changes and exit, and then follow the instructions on the screen. ❏ To exit and save all the settings you - Compaq nx8220 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance an - Page 29
exit Save changes and exit Table 2-1 File Menu To Do This ■ View identification information about the computer and any battery packs in the system. ■ View specification information about the processor, memory and cache size, video revision, keyboard controller version, and system ROM. Save system - Compaq nx8220 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance an - Page 30
; change a DriveLock user or master password. ✎ DriveLock Settings are accessible only when you enter Computer Setup by turning on (not restarting) the computer. Enable/disable power-on support for smart cards. ✎ This feature is supported by select Smart Card readers only. ■ Enable/Disable the - Compaq nx8220 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance an - Page 31
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. ■ Run a self-test on memory modules in the computer. ■ View information about memory modules installed in the computer. Maintenance and Service Guide - Compaq nx8220 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance an - Page 32
support is enabled ❐ A USB keyboard, mouse, and hub work even when a Windows operating system is not loaded. ❐ The computer starts from a bootable hard drive, diskette drive diskette, or CD, CD-RW, or DVD inserted into a drive connected by a USB connector to the computer or to an optional docking - Compaq nx8220 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance an - Page 33
No Operating System (OS) Loading" 2.10 "Flowchart 2.10-No OS Loading, Hard Drive, Part 1" 2.11 "Flowchart 2.11-No OS Loading, Hard Drive, Part 2" 2.12 "Flowchart 2.12-No OS Loading, Hard Drive, Part 3" 2.13 "Flowchart 2.13-No OS Loading, Diskette Drive" Maintenance and Service Guide 2-7 - Compaq nx8220 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance an - Page 34
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" 2-8 Maintenance and Service Guide - Compaq nx8220 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance an - Page 35
Flowchart 2.1-Initial Troubleshooting Begin troubleshooting. N Is there power? Y Go to "Flowchart 2.2-No Power, Part 1." N Beeps, LEDs, or error messages? Y N Is there video? (no boot) Y N Is the OS loading? Y N Is there sound? Y Check LED board, speaker connections. N All drives working - Compaq nx8220 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance an - Page 36
Troubleshooting Flowchart 2.2-No Power, Part 1 No power (power LED is off). Remove from docking device (if applicable). N Power up on battery power? Y Reset power.* N Power up on battery power? Y Go to "Flowchart 2.3-No Power, Part 2." N Power up on AC power? Y Reset power.* N Power up on - Compaq nx8220 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance an - Page 37
in battery socket and clean if necessary. Y Power on? Done N Check battery by recharging it, moving it to another computer, or replacing it. N Power on? Y Replace power supply (if applicable). N Done Power on? Y Go to "Flowchart 2.4-No Power, Part 3." Done Maintenance and Service Guide - Compaq nx8220 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance an - Page 38
. Y Power on? N N Power outlet active? Y Replace power cord. Y Power on? N Done Done Try different outlet. External Internal or external AC adapter? Replace external AC adapter. Internal N Go to "Flowchart Power on? 2.5-No Power, Part 4." Y Done Done 2-12 Maintenance and Service Guide - Compaq nx8220 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance an - Page 39
Replace the following items (if applicable). Check computer operation after each replacement: 1. Internal DC-DC converter* 2. Internal AC adapter 3. Processor board* 4. System board* *NOTE: Replace these items as a set to prevent shorting out among components. Maintenance and Service Guide 2-13 - Compaq nx8220 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance an - Page 40
Troubleshooting Flowchart 2.6-No Video, Part 1 No video. Docking Device Stand-alone or docking device? Go to "Flowchart 2.7-No Video, Part 2." *NOTE: To change from internal to external display, use the hotkey combination. Stand-alone Y Internal or external Adjust brightness. Video OK? - Compaq nx8220 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance an - Page 41
Troubleshooting 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. Check brightness of external monitor. N Y Go to "A" in Video OK? "Flowchart Video OK? Done 2.6-No Video, Part - Compaq nx8220 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance an - Page 42
Docking device Done operating? N Done Replace the following docking device compo- nents one at a time. Check computer opera- tion after each replacement. 1. Power supply 2. I/O board 3. Backplane board 4. Switch box 5. Docking device motor mechanism 2-16 Maintenance and Service Guide - Compaq nx8220 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance an - Page 43
Troubleshooting Flowchart 2.9-No Operating System (OS) Loading No OS loading.* Reset power cord in docking device and power outlet. No OS loading from hard drive, go to "Flowchart 2.10-No OS Loading, Hard Drive, Part 1." No OS loading from diskette drive, go to "Flowchart 2.13-No OS Loading, Dis- - Compaq nx8220 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance an - Page 44
2.11-No OS Loading, Hard Drive, Part 2." Done N Boot from diskette? Y Change boot priority through the Setup utility and reboot. N Boot from hard drive? Y Go to "Flowchart 2.13-No OS Loading, Diskette Drive." Go to "Flowchart 2.17-Nonfunctioning Device." 2-18 Maintenance and Service Guide - Compaq nx8220 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance an - Page 45
? Y Create partition, and then format hard drive to boot- able C:\ prompt. Format hard drive and bring to a bootable C:\ prompt. Y computer booted? N Go to "Flowchart 2.12-No OS Loading, Hard Drive, Part 3." Load OS using Operating System disc (if applicable). Maintenance and Service Guide 2-19 - Compaq nx8220 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance an - Page 46
sectors be fixed? Y Clean virus. Y OS loading from hard drive? N Y Diagnostics on diskette? N Replace hard drive. Run diagnostics and follow recommendations. N Fix bad sectors. Boot from hard drive? Replace hard drive. Y Done Replace hard drive. Done 2-20 Maintenance and Service Guide - Compaq nx8220 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance an - Page 47
1. Replace diskette drive. 2. Replace system board. N Y Reset the computer. Refer to OS loading? Done Section 1.2, "Resetting the N Computer," for instructions. Change boot priority using the Setup utility. Go to "Flowchart 2.17-Nonfunctioning Device." Maintenance and Service Guide 2-21 - Compaq nx8220 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance an - Page 48
? Y Done Go to "Flowchart 2.17-Nonfunctioning Device." Y Reset the computer. Booting order correct? N Refer to Section 1.2, "Resetting the Computer," for instructions. Go to "Flowchart 2.17-Nonfunctioning Device." Correct boot order using the Setup utility. 2-22 Maintenance and Service Guide - Compaq nx8220 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance an - Page 49
Troubleshooting Flowchart 2.15-No Audio, Part 1 No audio. Y Turn up audio internally or Audio? Done externally. N Y computer in docking device (if applicable)? N Go to "Flowchart 2.16-No Audio, Part 2." Undock N Internal audio? Y Go to "Flowchart 2.16-No Audio, Part 2." Replace the - Compaq nx8220 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance an - Page 50
Troubleshooting Flowchart 2.16-No Audio, Part 2 Continued from "Flowchart 2.15-No Audio, Part 1." N Audio driver in OS configured? Y Reload audio drivers. N Correct drivers for application? Y Load drivers and set configuration in OS. Connect to external speaker. N Replace audio Y board - Compaq nx8220 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance an - Page 51
bent or broken pins or other damage. Clear CMOS. Reattach device. Close computer, plug in power, and reboot. N Device boots properly? Y Y Any physical device detected? N Replace hard drive. Replace NIC. If integrated NIC, replace system board. Fix or replace broken item. Go to "Flowchart 2.9-No - Compaq nx8220 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance an - Page 52
prop- erly. Connect computer to good external key- board. N External device works? Y Replace system board. Reseat internal keyboard connector (if applicable). N OK? Y Replace internal keyboard or cable. Y Done OK? Done N Replace system board. 2-26 Maintenance and Service Guide - Compaq nx8220 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance an - Page 53
. Connect computer to good external pointing device. N External device works? Y Replace system board. Reseat internal pointing device connector (if applicable). N OK? Y Replace internal pointing device or cable. Y Done OK? Done N Replace system board. Maintenance and Service Guide 2-27 - Compaq nx8220 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance an - Page 54
line. N Y NIC/modem configured Reload drivers and recon- OK? Done in OS? figure. Y N Disconnect all power from the computer and open. Reseat NIC/modem (if applicable). Replace NIC/modem (if applicable). Y OK? Done N Replace system board. 2-28 Maintenance and Service Guide - Compaq nx8220 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance an - Page 55
Access the updates through the HP Web site by visiting http://www.hp.com or by obtaining the Support Software CD (purchased separately). For information about obtaining the Support Software CD, refer to "Obtaining the Support Software CD." 3. Install the updates. Maintenance and Service Guide 3-1 - Compaq nx8220 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance an - Page 56
of the screen. 2. Use the arrow keys to select File > System Information, and then press enter. ROM date information is displayed. 3. To exit Computer Setup, use the arrow keys to select File > Ignore changes and exit. Then follow the instructions on the screen. 3-2 Maintenance and Service Guide - Compaq nx8220 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance an - Page 57
the computer is connected to reliable external power using the AC adapter. Do not download or install a ROM update while the computer is running on battery power, docked in an optional docking device, or connected to an optional power source. During the download and installation: ■ Do not disconnect - Compaq nx8220 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance an - Page 58
identifier. You may need this information to locate the update later, after it has been downloaded to your hard drive. b. Follow the instructions on the screen to download your selection to the hard drive. ✎ Make a note of the path to the location on your hard drive to which the ROM package will be - Compaq nx8220 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance an - Page 59
by following the instructions on the screen. ✎ After a message on the screen reports a successful installation, you may delete the downloaded file from your hard drive. Downloading Other Software To download and install software other than a ROM update: 1. Access the page on the HP Web site that - Compaq nx8220 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance an - Page 60
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 - Compaq nx8220 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance an - Page 61
snapshot available for recovery through Windows. By default, Local Recovery hard drive. For more information on configuring and using Altiris Local Recovery, visit the HP Web site at http://www.hp.com/go/easydeploy, or open the software and click Help on the menu bar. Maintenance and Service Guide - Compaq nx8220 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance an - Page 62
restoration. Creating a System Restore Point To create a system restore point: 1. Select Start > Help and Support. 2. Click System Restore. The System Restore window opens. 3. Click Create a restore point, and then click Next. 4. Follow the on-screen instructions. 3-8 Maintenance and Service Guide - Compaq nx8220 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance an - Page 63
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. 4. Follow the on-screen instructions. Reinstalling Applications Applications preinstalled or preloaded on - Compaq nx8220 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance an - Page 64
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 - Compaq nx8220 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance an - Page 65
Software Update and Recovery 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. 4. Press the power button - Compaq nx8220 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance an - Page 66
optical drive. 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. 3-12 Maintenance and Service Guide - Compaq nx8220 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance an - Page 67
Update and Recovery 4. Press the power button again to turn drive deletes all current files. 12. Press F to format the drive. The reinstallation process begins. This process takes 1 to 2 hours to complete. The computer restarts in Windows when the process is complete. Maintenance and Service Guide - Compaq nx8220 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance an - Page 68
where D indicates the optical drive. 3. Follow the on-screen instructions for installing the drivers. After the drivers are reinstalled, you must reinstall any software you added to the computer. Follow the installation instructions provided with the software. 3-14 Maintenance and Service Guide - Compaq nx8220 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance an - Page 69
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 - Compaq nx8220 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance an - Page 70
Illustrated Parts Catalog 4.2 Computer Major Components Computer Major Components 4-2 Maintenance and Service Guide - Compaq nx8220 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance an - Page 71
Part Number Display assemblies (include wireless antenna boards and cables) 15.4-inch, WSXGA, TFT 15.4-inch, WXGA, TFT 15.4-inch, UXGA, TFT 382684-001 382682-001 382683-001 Switch covers (include LED board and LED board cable) For use only with HP Compaq nw8240 Maintenance and Service Guide 4-3 - Compaq nx8220 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance an - Page 72
Illustrated Parts Catalog Computer Major Components 4-4 Maintenance and Service Guide - Compaq nx8220 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance an - Page 73
Intel Pentium M 750 (1.86-GHz) Intel Pentium M 740 (1.73-GHz) Intel Pentium M 730 (1.60-GHz) Spare Part Number 385548-161 385548-091 385548-131 385548-251 385548-171 385548-231 385548-BA1 385548-071 385548-101 385548-111 385548 001 378222-001 378221-001 378220-001 Maintenance and Service Guide 4-5 - Compaq nx8220 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance an - Page 74
Illustrated Parts Catalog Computer Major Components 4-6 Maintenance and Service Guide - Compaq nx8220 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance an - Page 75
Parts Catalog Table 4-1 Spare Parts: Computer Major Components (Continued) Item 8 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 Part - Compaq nx8220 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance an - Page 76
Illustrated Parts Catalog Computer Major Components 4-8 Maintenance and Service Guide - Compaq nx8220 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance an - Page 77
savers (2) Bluetooth cover (includes 1 captive screw) Memory module compartment cover (includes 1 captive screw) Hard drive cover (includes 2 captive screws) Not illustrated: Computer feet TPM security module 379807-001 Top covers (include speakers) For use only with HP Compaq nw8240 models For - Compaq nx8220 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance an - Page 78
Illustrated Parts Catalog Computer Major Components 4-10 Maintenance and Service Guide - Compaq nx8220 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance an - Page 79
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 Spare Part Number 382686-001 382687-001 382688-001 382689-001 382690-001 367871-001 384132-001 382681-001 Maintenance and Service Guide - Compaq nx8220 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance an - Page 80
Illustrated Parts Catalog Computer Major Components 4-12 Maintenance and Service Guide - Compaq nx8220 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance an - Page 81
Major Components (Continued) Item 19 20 21 22 23 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 380950 - Compaq nx8220 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance an - Page 82
Spare Part Number 382691-001 Item 1 2 3 4 5 6 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 Maintenance and Service Guide - Compaq nx8220 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance an - Page 83
Parts Catalog 4.4 Miscellaneous Cable Kit Table 4-3 Spare Part Number 389014-001 Item 1 2 3 4 5 6 7 Description 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 - Compaq nx8220 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance an - Page 84
and connector) 7200-rpm 60-GB 380950-001 5400-rpm 80-GB 60-GB 40-GB Optical drives (include bezel) 8X Max DVD-ROM drive DVD+RW/R and CD-RW Combo Drive DVD/CD-RW Combo Drive Spare Part Number 379810-001 379809-001 379808-001 373314-001 375557-001 373315-001 4-16 Maintenance and Service Guide - Compaq nx8220 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance an - Page 85
Advanced Docking Station Docking Station Docking Station Miscellaneous Plastics Kit Carrying cases Nylon top load Nylon entry level USB 1.1 diskette drive Spare Part Number 372420-001 374804-001 374803-001 380045-001 325815-001 and 325815-002 325814-001 359118-001 Maintenance and Service Guide - Compaq nx8220 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance an - Page 86
Catalog Table 4-5 Spare Part Information (Continued) Description Power supply, 90 watt, slim line profile Power cords For use in: Australia and Hong Kong and the United Kingdom Israel Italy Japan Korea Sweden Spare Part Number 374791-001 246959-011 246959-021 246959-201 246959-001 246959-081 - Compaq nx8220 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance an - Page 87
, Thailand, and the United States Power cord for use in Australia and New Zealand Power cord for use in Belgium, Europe, Finland, France, Germany, Greece, the Netherlands, Norway, Portugal, Spain, and Sweden Power cord for use in Hong Kong and the United Kingdom Maintenance and Service Guide 4-19 - Compaq nx8220 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance an - Page 88
cord for use in Sweden Power cord for use in Israel Modem board (high-speed 56K) Nylon entry level carrying case Nylon top load carrying case Nylon top load carrying case USB 1.1 diskette drive 8-cell travel battery pack Broadcomm Bluetooth wireless board, includes cable Adjustable Notebook Stand - Compaq nx8220 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance an - Page 89
Japan 802.11a/b/g High Band combination WLAN Mini PCI communications module 90 watt, slim line profile power supply Docking Station Advanced Docking Station DVD+RW/R and CD-RW Combo Drive Keyboard, with pointing stick for use in the United States Keyboard, with pointing stick for use internationally - Compaq nx8220 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance an - Page 90
Catalog Table 4-6 Sequential Part Number Listing (Continued) Spare Part Number 378203-051 378203-061 378203-071 378203-081 378203-091 378203-101 378203-111 378203-121 378203 , with pointing stick for use in Japan Keyboard, with pointing stick for use in Taiwan 4-22 Maintenance and Service Guide - Compaq nx8220 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance an - Page 91
hard drive (includes frame and connector) 5400-rpm, 60-GB hard drive (includes frame and connector) 5400-rpm, 80-GB hard drive (includes frame and connector) Docking Station Miscellaneous Plastics Kit 7200-rpm, 60-GB hard drive buttons (includes TouchPad cable) Maintenance and Service Guide 4-23 - Compaq nx8220 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance an - Page 92
and cables) Display assembly, 15.4-inch, WSXGA, TFT (includes wireless antenna boards and cables) System board with 128-MB video memory, for use only with HP Compaq nw8240 models System board with 128-MB video memory, for use only with HP Compaq nc8230 and nc8220 models System board with 64-MB video - Compaq nx8220 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance an - Page 93
Table 4-6 Sequential Part Number Listing (Continued) Spare Part Number 382692-001 Push button module Base enclosure for use only with HP Compaq nw8240 models Switch cover for use only with HP Compaq nc8220 models (include LED board and LED board in Belgium Maintenance and Service Guide 4-25 - Compaq nx8220 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance an - Page 94
Catalog Table 4-6 Sequential Part Number Listing (Continued) Spare Part Number 385548-201 385548-211 385548- memory module (DDR2, PC2-3200, CL3, 400 MHz) 512-MB memory module (DDR2, PC2-3200, CL3, 400 MHz) 1024-MB memory module (DDR2, PC2-3200, CL3, 400 MHz) 4-26 Maintenance and Service Guide - Compaq nx8220 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance an - Page 95
the removal and replacement procedures: ■ Magnetic screwdriver ■ Phillips P0 screwdriver ■ Torx T8 screwdriver ■ 5.0-mm socket for system board locks ■ Flat-bladed screwdriver ■ Tool kit-includes connector removal tool, loopback plugs, and case utility tool Maintenance and Service Guide 5-1 - Compaq nx8220 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance an - Page 96
prevent damage. Plastic Parts Using excessive force during disassembly and reassembly can damage plastic parts. Use care when handling the plastic parts. Apply pressure only at the points designated in the maintenance instructions. Cables and Connectors Ä CAUTION: When servicing the computer, ensure - Compaq nx8220 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance an - Page 97
, or loss of information, observe the following precautions: ■ Before removing or inserting a hard drive, 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. ■ Before removing a diskette - Compaq nx8220 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance an - Page 98
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 , then degrade in the internal layers, reducing its life expectancy. 5-4 Maintenance and Service Guide - Compaq nx8220 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance an - Page 99
Replacement Preliminaries 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 - Compaq nx8220 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance an - Page 100
and Replacement parts, and assemblies by the case or PCM laminate. Handle these items only at static-free workstations. ■ Avoid contact with pins, leads, or circuitry. ■ Turn off power and input signals before inserting or removing connectors or test equipment. 5-6 Maintenance and Service Guide - Compaq nx8220 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance an - Page 101
Removal and Replacement Preliminaries 5.7 Grounding (heel, toe, or boot straps) can be used at standing workstations and are compatible with most types of shoes or boots. On conductive floors or tables or floor mats with hard ties to the ground ■ Field service kits ■ Static awareness labels - Compaq nx8220 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance an - Page 102
Removal and Replacement Preliminaries Table 5-1 shows how humidity affects the electrostatic voltage levels generated by different activities. Table 5-1 Typical Bags 1,500 V Carbon-loaded plastic Floor mats 7,500 V Metallized laminate Floor mats 5,000 V 5-8 Maintenance and Service Guide - Compaq nx8220 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance an - Page 103
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. Refer to Appendix C, "Screw Listing," for detailed information on screw and screw - Compaq nx8220 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance an - Page 104
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 - Compaq nx8220 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance an - Page 105
Computer for Disassembly Battery pack Hard Drive Computer Feet MultiBay II Device External Memory Module Bluetooth Board Keyboard Switch Cover RTC Battery Thermal Plate # of Screws Removed 0 2 loosened to remove the hard drive cover 1 loosened to remove the hard drive 6 to disassemble hard drive - Compaq nx8220 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance an - Page 106
Replacement Procedures Disassembly Sequence Chart (Continued) Section 6.13 6.14 6.15 6.16 6.17 6.18 6.19 6.20 6.21 6.22 6.23 6.24 6.25 6.26 Description # of Screws Removed Heat Sink 4 loosened Processor 1 loosened TPM Security Module 1 Internal Memory 2 6-4 Maintenance and Service Guide - Compaq nx8220 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance an - Page 107
is off or in hibernation, turn the computer on, and then shut it down through the operating system. 2. Disconnect all external devices connected to the computer. 3. Disconnect the power cord. Battery Pack Spare Part Number Information 8-cell, 4.8-AHr 372771-001 Maintenance and Service Guide 6-5 - Compaq nx8220 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance an - Page 108
3 straight back and remove it. Removing the Battery Pack Reverse the above procedure to install the battery pack. 6.4 Hard Drive Hard Drive Spare Part Number Information 7200-rpm 60-GB 380950-001 5400-rpm 80-GB 60-GB 40-GB 379810-001 379809-001 379808-001 6-6 Maintenance and Service Guide - Compaq nx8220 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance an - Page 109
and Replacement Procedures 1. Prepare the computer for disassembly (Section 6.3). 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. ✎ The hard drive cover - Compaq nx8220 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance an - Page 110
.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. 7. Remove the hard drive 4 from the hard drive bay. Removing the Hard Drive 6-8 Maintenance and Service Guide - Compaq nx8220 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance an - Page 111
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. Maintenance and Service Guide 6-9 - Compaq nx8220 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance an - Page 112
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 - Compaq nx8220 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance an - Page 113
Replacement Procedures 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 373314-001 375557-001 373315-001 1. Prepare the computer for disassembly a MultiBay II device. Maintenance and Service Guide 6-11 - Compaq nx8220 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance an - Page 114
Removal and Replacement Procedures 6.7 External Memory Module Memory Module Spare Part Number Information DDR2, PC2-4200, CL3, 533 391019-001 1. Prepare the computer for disassembly (refer to Section 6.3). 2. Position the computer with the front toward you. 6-12 Maintenance and Service Guide - Compaq nx8220 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance an - Page 115
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. Removing the Memory Module Compartment Cover Maintenance and Service Guide 6-13 - Compaq nx8220 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance an - Page 116
at an angle. 8. Remove the memory module board. ✎ Memory modules are designed with a notche 3 to prevent incorrect installation into the memory module socket. Removing the External Memory Module Reverse the above procedure to install an external memory module. 6-14 Maintenance and Service Guide - Compaq nx8220 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance an - Page 117
Removal and Replacement Procedures 6.8 Bluetooth Board Bluetooth Board Spare Part Number Information Broadcomm Bluetooth wireless board (includes Bluetooth board cable) 367871-001 1. Prepare the computer for disassembly (refer to Section 6.3). 2. Position the computer with the right side toward - Compaq nx8220 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance an - Page 118
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 - Compaq nx8220 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance an - Page 119
6.9 Keyboard Removal and Replacement Procedures Keyboard Spare Part Number Information With pointing stick Belgium Brazil Czech Republic Denmark France French Canada Germany Greece Hungary -101 378203-111 378203-AB1 378203-281 378203-141 378203-031 378203-001 Maintenance and Service Guide 6-17 - Compaq nx8220 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance an - Page 120
Removal and Replacement Procedures Keyboard Spare Part Number Information (Continued) Without pointing stick Belgium Brazil 385548-031 385548-001 1. Prepare the computer for disassembly (Section 6.3). 2. Position the computer with the front panel toward you. 6-18 Maintenance and Service Guide - Compaq nx8220 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance an - 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 - Compaq nx8220 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance an - 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 of the keyboard 2 and swing it toward you until it rests on the palm rest. Releasing the Keyboard 6-20 Maintenance and Service Guide - Compaq nx8220 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance an - Page 123
Removal and Replacement Procedures 8. Release the zero insertion force (ZIF) connector 1 to which the keyboard cable is connected and disconnect the keyboard cable 2 from the Cables 10. Remove the keyboard. Reverse the above procedure to install the keyboard. Maintenance and Service Guide 6-21 - Compaq nx8220 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance an - Page 124
with HP Compaq nw8240 and nc8230 models For use only with HP Compaq nc8220 models 382680-001 384133-001 ✎ Both switch cover spare part kits include the LED board and LED board cable. 1. Prepare the computer for disassembly (Section 6.3). 2. Remove the keyboard (Section 6.9). 3. Turn the computer - Compaq nx8220 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance an - Page 125
Removal and Replacement Procedures 5. Turn the computer display-side up with the front panel toward you. 6. Open the computer as far as possible. 7. Use a the computer. 8. Swing the rear edge of the switch cover 2 up and toward you. Releasing the Switch Cover Maintenance and Service Guide 6-23 - Compaq nx8220 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance an - 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 - Compaq nx8220 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance an - Page 127
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. Maintenance and Service Guide 6-25 - Compaq nx8220 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance an - Page 128
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 (Section 6.3). 2. Release the keyboard (Section 6.9). 3. Disconnect the RTC battery cable 1 from the system board - Compaq nx8220 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance an - Page 129
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 - Compaq nx8220 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance an - 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, 4. Removing the Thermal Plate Reverse the above procedure to install the thermal plate. 6-28 Maintenance and Service Guide - Compaq nx8220 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance an - Page 131
Removal and Replacement Procedures 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 - Compaq nx8220 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance an - 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 from the processor. 6. Slide the heat sink 3 to the right and remove it. Removing the Heat Sink 6-30 Maintenance and Service Guide - Compaq nx8220 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance an - Page 133
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. Maintenance and Service Guide 6-31 - Compaq nx8220 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance an - Page 134
Removal and Replacement Procedures 6.14 Processor Processor Spare Part Number Information Intel Pentium M 770 disassembly (Section 6.3). 2. Release the keyboard (Section 6.9). 3. Remove the thermal plate (Section 6.12). 4. Remove the heat sink (Section 6.13). 6-32 Maintenance and Service Guide - Compaq nx8220 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance an - Page 135
Removal and Replacement Procedures 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 Reverse the above procedure to install the processor. Maintenance and Service Guide 6-33 - Compaq nx8220 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance an - Page 136
Removal and Replacement Procedures 6.15 TPM Security Module TPM Security Module Spare Part Number Information TPM security module 379807-001 1. Prepare the computer for disassembly (Section 6.3). 2. Release above procedure to install the TPM security module. 6-34 Maintenance and Service Guide - Compaq nx8220 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance an - Page 137
Internal Memory Module Memory Module Spare Part Number Information 1024 MB 512 MB 256 MB 373121-001 373120-001 373119-001 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 6-35 - Compaq nx8220 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance an - Page 138
at an angle 2. 6. Remove the memory module board. ✎ Memory modules are designed with a notch 3 to prevent incorrect installation into the memory module socket. Removing the Internal Memory Module Reverse the above procedure to install an internal memory module. 6-36 Maintenance and Service Guide - Compaq nx8220 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance an - Page 139
Removal and Replacement Procedures TouchPad Spare Part Number Information For use only with HP Compaq nw8240 models For use only with HP Compaq nc8230 and nc8220 models 382679-001 382678-001 1. Prepare the computer for disassembly (Section 6.3). 2. Remove the keyboard (Section 6.9). 3. Turn the - Compaq nx8220 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance an - 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 from the computer. 8. Slide the TouchPad back 2 until it rests on the computer. Releasing the TouchPad 6-38 Maintenance and Service Guide - Compaq nx8220 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance an - 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 - Compaq nx8220 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance an - Page 142
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 381582-001 381583-001 802.11b/g combination wireless local access network (WLAN) module, for use internationally - Compaq nx8220 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance an - Page 143
Removal and Replacement Procedures ✎ Make note of which antenna cable is attached to which antenna clip on the Mini PCI communications installation. Removing a Mini PCI Communications Module Reverse the above procedure to install a Mini PCI communications module. Maintenance and Service Guide 6-41 - Compaq nx8220 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance an - Page 144
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 382684-001 382682-001 382683-001 1. Prepare the computer for disassembly (Section 6.3) and remove the following components: a. - Compaq nx8220 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance an - Page 145
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. 4. Disconnect the display cable 4 from the system board. Disconnecting the Wireless Antenna and Display Cables Maintenance and Service Guide 6-43 - Compaq nx8220 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance an - 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 - Compaq nx8220 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance an - Page 147
Removal and Replacement Procedures 6. Position the computer with the rear panel toward you. 7. Remove the four T8M2.0×9.5 screws 1 that secure the 2 straight up to remove it. Removing the Display Reverse the above procedure to install the display assembly. Maintenance and Service Guide 6-45 - Compaq nx8220 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance an - Page 148
Replacement Procedures 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 382679-001 382678-001 1. Prepare the computer for disassembly (Section 6.3) and remove the following components: a. Hard - Compaq nx8220 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance an - 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 - Compaq nx8220 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance an - Page 150
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 - Compaq nx8220 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance an - Page 151
Removal and Replacement Procedures 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 6-49 - Compaq nx8220 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance an - Page 152
Prepare the computer for disassembly (Section 6.3) and remove the following components: a. Hard drive (Section 6.4) b. Keyboard (Section 6.9) c. Switch cover (Section 6.10) d. TouchPad (Section 6.17) e. Display assembly (Section 6.19) f. Top cover (Section 6.20) 6-50 Maintenance and Service Guide - Compaq nx8220 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance an - Page 153
Removal and Replacement Procedures 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 board. 5. Remove the modem board. Removing the Modem Board Reverse the above procedure to install the modem board. Maintenance and Service Guide 6-51 - Compaq nx8220 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance an - Page 154
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 - Compaq nx8220 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance an - Page 155
Removal and Replacement Procedures 1. Prepare the computer for disassembly (Section 6.3) and remove the following components: a. Hard drive (Section 6.4) b. MultiBay II device (Section 6.6) c. Bluetooth board (Section 6.8) d. Keyboard (Section 6.9) e. Switch cover (Section 6.10) f. Thermal plate ( - Compaq nx8220 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance an - Page 156
and Replacement Procedures 2. Disconnect the RTC battery cable from the system board (Section 6.11). 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 Maintenance and Service Guide - Compaq nx8220 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance an - Page 157
and Replacement Procedures 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 6-55 - Compaq nx8220 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance an - 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 - Compaq nx8220 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance an - Page 159
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. Releasing the System Board, Part 2 Maintenance and Service - Compaq nx8220 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance an - 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 - Compaq nx8220 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance an - Page 161
Removal and Replacement Procedures 6.23 System Board Frame System Board Frame Spare Part Number Information System board frame (includes RJ-11 modem cable) 382689-001 1. Prepare the computer for disassembly (Section 6.3) and remove the following components: a. Hard drive (Section 6.4) b. - Compaq nx8220 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance an - 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 screws 5 that secure the system board to the system board frame. Disconnecting the System Board Cables 6-60 Maintenance and Service Guide - Compaq nx8220 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance an - Page 163
Removal and Replacement Procedures 4. Lift the rear edge of the system board 1 until it rests at an angle. 5. Slide the system board 2 back frame. 6. Remove the system board 5 from the system board frame. Removing the System Board from the System Board Frame Maintenance and Service Guide 6-61 - Compaq nx8220 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance an - 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 - Compaq nx8220 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance an - Page 165
Replacement Procedures 6.24 Push Button Module Push Button Module Spare Part Number Information Push button module 382693-001 1. Prepare the computer for disassembly (Section 6.3) and remove the following components: a. Hard drive (Section 6.4) b. MultiBay II device (Section 6.6) c. Bluetooth - Compaq nx8220 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance an - 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 - Compaq nx8220 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance an - Page 167
Removal and Replacement Procedures 6.25 Serial Connector Module Serial Connector Module Spare Part Number Information Serial connector module 382690-001 1. Prepare the computer for disassembly (Section 6.3) and remove the following components: a. Hard drive (Section 6.4) b. MultiBay II device ( - Compaq nx8220 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance an - 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. Removing the Serial Connector Module and Cable Reverse the above procedure to install the serial connector module. 6-66 Maintenance and Service Guide - Compaq nx8220 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance an - Page 169
Removal and Replacement Procedures 6.26 Audio Board Audio Board Spare Part Number Information Audio board (includes audio board cable) 382677-001 1. Prepare the computer for disassembly (Section 6.3) and remove the following components: a. Hard drive (Section 6.4) b. MultiBay II device (Section - Compaq nx8220 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance an - 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 it from the base enclosure. Removing the Audio Board Reverse the above procedure to install the audio board. 6-68 Maintenance and Service Guide - Compaq nx8220 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance an - Page 171
02 in 10.24 in 1.1 to 1.34 in Weight Full-featured model with optical drive and 8-cell battery pack Defeatured model with 8-cell battery pack 2.85 kg 2.60 kg 6.25 lbs 5.73 lbs Input Power Operating voltage Operating current 18.5 V dc @ 3.5 A - 90 W 3.5 A Temperature Operating (not writing to - Compaq nx8220 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance an - Page 172
Specifications Table 7-1 Computer (Continued) Relative humidity (noncondensing) Operating Nonoperating 10% to 90% 5% to 95% 10% to 90% 5% to 95 specify thermal limits for plastic surfaces. The computer operates well within this range of temperatures. 7-2 Maintenance and Service Guide - Compaq nx8220 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance an - Page 173
Character display Total power consumption Viewing angle 20.7 cm 33.1 cm 39.1 cm Up to 16.8 million 200:1 180 nits typical 8.1 in 13.0 in 15.4 in 0.197 × 0.197 mm 1680 × 1050 RGB vertical stripe Edge lit 80 × 25 5.5 W +/-65° horizontal, +/-50° vertical typical Maintenance and Service Guide 7-3 - Compaq nx8220 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance an - Page 174
Character display Total power consumption Viewing angle 20.7 cm 33.1 cm 39.1 cm Up to 16.8 million 200:1 180 nits typical 8.1 in 13.0 in 15.4 in 0.259 × 0.259 mm 1280 × 800 RGB vertical stripe Edge lit 80 × 25 5.5 W +/-65° horizontal, +50° vertical typical 7-4 Maintenance and Service Guide - Compaq nx8220 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance an - Page 175
Character display Total power consumption Viewing angle 20.7 cm 33.1 cm 39.1 cm Up to 16.8 million 200:1 180 nits typical 8.1 in 13.0 in 15.4 in 0.279 × 0.279 mm 1600 × 1200 RGB vertical stripe Edge lit 80 × 25 5.5 W +/-65° horizontal, +50° vertical typical Maintenance and Service Guide 7-5 - Compaq nx8220 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance an - Page 176
ATA security ATA 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. †Actual drive specifications may differ slightly. 7-6 Maintenance and Service Guide - Compaq nx8220 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance an - Page 177
to 55°C (41°F to 131°F) ✎ 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. †Actual drive specifications may differ slightly. Maintenance and Service Guide 7-7 - Compaq nx8220 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance an - Page 178
Specifications Table 7-6 Primary 8-cell, Li-Ion Battery Pack Dimensions Height Width Depth Weight Energy Voltage Amp-hour capacity Watt-hour capacity Temperature Operating Nonoperating 45°C 0°C to 60°C 0.79 in 3.70 in 5.28 in 0.75 lb 41°F to 113°F 32°F to 140°F 7-8 Maintenance and Service Guide - Compaq nx8220 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance an - Page 179
Specifications Table 7-7 DVD-ROM Drive Applicable disc Center hole diameter Disc diameter Standard disc Mini disc Disc thickness Track pitch Access time Random Full KB/s at 1X CD rate) 10,800 KB/s (1,352 KB/s at 1X DVD rate) 16.6 MB/s < 10 seconds < 3 seconds Maintenance and Service Guide 7-9 - Compaq nx8220 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance an - Page 180
Specifications Table 7-8 DVD/CD-RW Combo Drive Applicable disc Center hole diameter Disc diameter Standard disc Mini disc Read: DVD-R, DVD-RW, DVD-ROM (DVD-5, DVD-9, DVD-10, ) CD-Bridge Write: CD-R and CD-RW 1.5 cm (0.59 in) 12 cm (4.72 in) 8 cm (3.15 in) 7-10 Maintenance and Service Guide - Compaq nx8220 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance an - Page 181
Specifications Table 7-8 DVD/CD-RW Combo Drive (Continued) Disc thickness 1.2 mm (0.047 in) Track pitch 0.74 µm Access time CD media DVD media Random Full stroke < (1352 KB/s at 1X DVD rate) 16.6 MB/s Startup time < 15 seconds Stop time < 6 seconds Maintenance and Service Guide 7-11 - Compaq nx8220 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance an - Page 182
Specifications Table 7-9 DVD+RW/R and CD-RW Combo Drive Applicable disc Center hole diameter Disc diameter Standard disc Mini disc Read: DVD-R, DVD-RW, DVD-ROM (DVD-5, DVD-9, DVD-10 and CD-RW DVD-R and DVD-RW 1.5 cm (0.59 in) 12 cm (4.72 in) 8 cm (3.15 in) 7-12 Maintenance and Service Guide - Compaq nx8220 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance an - Page 183
Specifications Table 7-9 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 DVD rate) 2,700 KB/s (1,352 KB/s at 1X DVD rate) 16.6 MB/s < 15 seconds < 6 seconds Maintenance and Service Guide 7-13 - Compaq nx8220 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance an - Page 184
System Function DMA0 Not applicable DMA1* Not applicable DMA2* Not applicable DMA3 Not applicable DMA4 Direct memory access controller DMA5* Available for PC Card DMA6 Not assigned DMA7 Not assigned *PC Card controller can use DMA 1, 2, or 5. 7-14 Maintenance and Service Guide - Compaq nx8220 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance an - Page 185
DBM SMBus Controller-24C3 Data Fax Modem with SmartCP Diskette drive Parallel port System CMOS/real-time clock Microsoft ACPI-compliant system Intel USB UHCI controller-24C2 Intel 82852/82855 GM/GME Graphic Controller Realtek RTL8139 Family PCI fast Ethernet Controller Maintenance and Service Guide - Compaq nx8220 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance an - Page 186
Specifications Table 7-11 System Interrupts (Continued) Hardware IRQ System Function IRQ11 Intel USB EHCI controller-24CD Intel USB UHCI controller-24C4 Intel USB UHCI controller-24C7 Intel Pro/Wireless 2200BG TI OHCI 1394 host controller TI PCI1410 CardBus controller IRQ12 Synaptics PS/2 - Compaq nx8220 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance an - Page 187
chipset configuration registers Unused 87334 "Super I/O" configuration for CPU Counter/timer registers Unused Keyboard controller Port B Unused Keyboard controller Unused NMI enable/RTC Unused DMA page registers Unused Port A Unused Interrupt controller no. 2 Maintenance and Service Guide 7-17 - Compaq nx8220 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance an - Page 188
controller no. 2 Unused Coprocessor busy clear/reset Unused Unused Secondary fixed disk controller Unused Primary fixed disk controller Unused Joystick (decoded in ESS1688) Unused Entertainment audio Unused Unused Unused Unused Unused Unused Reserved serial port 7-18 Maintenance and Service Guide - Compaq nx8220 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance an - Page 189
FM synthesizer-OPL3 Unused VGA Reserved (parallel port/no EPP support) VGA PC Card controller in CPU Unused Internal modem "A" diskette controller Serial port (COM1/default) PCI configuration index register (PCIDIVO-1) PCI configuration data register (PCIDIVO-1) Maintenance and Service Guide 7-19 - Compaq nx8220 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance an - Page 190
00FFFFFF 01000000-047FFFFF 04800000-07FFFFFF 08000000-080FFFFF 08200000-FFFEFFFF FFFF0000-FFFFFFFF System Function Base memory Video memory Video BIOS Unused System BIOS Extended memory Super extended memory Unused Video memory (direct access) Unused System BIOS 7-20 Maintenance and Service Guide - Compaq nx8220 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance an - Page 191
A Connector Pin Assignments Table A-1 Audio-Out (Headphone) Pin Signal 1 Audio out, left channel 2 Audio out, right channel Pin Signal 3 Ground Maintenance and Service Guide A-1 - Compaq nx8220 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance an - Page 192
Connector Pin Assignments Table A-2 Audio-In (Microphone) Pin Signal 1 Audio signal in 2 Audio signal in Pin Signal 3 Ground Table A-3 Universal Serial Bus Pin Signal 1 +5 VDC 2 Data - Pin Signal 3 Data + 4 Ground A-2 Maintenance and Service Guide - Compaq nx8220 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance an - Page 193
Connector Pin Assignments Table A-4 Serial Pin Signal 1 Carrier detect 2 Receive data 3 Transmit data 4 Data terminal ready 5 Ground Pin Signal 6 Data set ready 7 Ready to send 8 Clear to send 9 Ring indicator Maintenance and Service Guide A-3 - Compaq nx8220 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance an - Page 194
analog Pin Signal 9 +5 VDC 10 Ground 11 Monitor detect 12 DDC 2B data 13 Horizontal sync 14 Vertical sync 15 DDC 2B clock A-4 Maintenance and Service Guide - Compaq nx8220 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance an - Page 195
Connector Pin Assignments Table A-6 RJ-45 (Network) Pin Signal 1 Transmit + 2 Transmit - 3 Receive + 4 Unused Pin Signal 5 Unused 6 Receive - 7 Unused 8 Unused Maintenance and Service Guide A-5 - Compaq nx8220 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance an - Page 196
Connector Pin Assignments Table A-7 RJ-11 (Modem) Pin Signal 1 Unused 2 Tip 3 Ring Pin Signal 4 Unused 5 Unused 6 Unused A-6 Maintenance and Service Guide - Compaq nx8220 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance an - Page 197
Connector Pin Assignments Table A-8 S-Video-Out Pin Signal 1 S-VHS color (C) signal 2 Composite video signal 3 S-VHS intensity (Y) signal 4 S-VHS color ground Pin Signal 5 TV-CD 6 S-VHS intensity ground 7 Composite video ground Maintenance and Service Guide A-7 - Compaq nx8220 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance an - Page 198
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. Power cord sets for use in other countries must meet the requirements of the country where the computer is used. Maintenance and Service Guide B-1 - Compaq nx8220 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance an - Page 199
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. ■ The power V AC, as required by each country's power system. - Compaq nx8220 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance an - Page 200
Set Requirements Country-Specific Requirements 3-Conductor Power Cord Set Requirements Country/Region Accredited Agency Applicable Note Number Australia EANSW 1 Austria grounding type with a Japanese Industrial Standard C8303 (7 A, 125 V) configuration. Maintenance and Service Guide B-3 - Compaq nx8220 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance an - Page 201
Power HO5VV-F, 3-conductor, 1.0 mm² conductor size. Power cord set fittings (appliance coupler and wall plug) 3-conductor, 0.75 mm² conductor size. Power cord set fittings (appliance coupler and wall , 3-conductor, 0.75 mm² conductor size. Power cord set fittings (appliance coupler and wall plug - Compaq nx8220 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance an - Page 202
C 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 - Compaq nx8220 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance an - Page 203
Width Black 3 4.0 mm 2.0 mm 4.0 mm Where used: 1 Two screws that secure the hard drive cover to the computer (screws are captured on the cover by C clips; documented in Section 6.4) 2 One screw that secures the memory module compartment cover to the computer (screw is captured on the cover by - Compaq nx8220 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance an - Page 204
Head mm Color Qty. Length Thread Width Black 1 13.0 mm 2.5 mm 5.0 mm 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 Section 6.4) Phillips PM2.5×13.0 Screw Location Maintenance and Service Guide C-3 - Compaq nx8220 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance an - Page 205
Table C-4 Phillips PM3.0×4.0 Screw Head mm Color Qty. Length Thread Width Silver 2 4.0 3.0 mm 5.0 mm Where used: 2 Two screws that secure the hard drive frame to the hard drive (documented in Section 6.4) Phillips PM3.0×5.0 and PM3.0×4.0 Screw Locations C-4 Maintenance and Service Guide - Compaq nx8220 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance an - Page 206
Screw Listing Table C-5 Phillips PM1.5×4.0 Screw Head mm Color Qty. Length Thread Width Black 2 4.0 mm 1.5 mm 4.5 mm 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 C-5 - Compaq nx8220 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance an - Page 207
Screw Listing Table C-6 Torx T8M2.0×4.0 Screw Head mm Color Qty. Length Thread Width Black 16 4.0 mm 2.0 mm 4.5 mm 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 Maintenance and Service Guide - Compaq nx8220 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance an - Page 208
Screw Listing Table C-6 Torx T8M2.0×4.0 Screw (Continued) mm Color Qty. Length Thread Black 16 4.0 mm 2.0 mm Where used: 5 screws that secure the top cover to the computer (documented in Section 6.20) Head Width 4.5 mm Torx T8M2.0×4.0 Screw Locations Maintenance and Service Guide C-7 - Compaq nx8220 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance an - Page 209
computer (documented in Section 6.21) 2 Two screws that secure the system board to the computer (documented in Section 6.22) Torx T8M2.0×4.0 Screw Locations C-8 Maintenance and Service Guide - Compaq nx8220 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance an - Page 210
Screw Listing Table C-6 Torx T8M2.0×4.0 Screw (Continued) Head mm Color Qty. Length Thread Width Black 16 4.0 mm 2.0 mm 4.5 mm 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 C-9 - Compaq nx8220 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance an - Page 211
Screw Listing Table C-6 Torx T8M2.0×4.0 Screw (Continued) Head mm Color Qty. Length Thread Width Black 16 4.0 mm 2.0 mm 4.5 mm 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 Maintenance and Service Guide - Compaq nx8220 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance an - Page 212
3.0 mm 1.5 mm 4.0 mm Where used: 1 One black screw that secures the Bluetooth cover to the computer (screw is captured on the cover by a C clip; used: 2 Two silver screws that secure the Bluetooth board to the Bluetooth cover (documented in Section 6.8) Phillips PM1.5×3.0 Screw Locations Maintenance - Compaq nx8220 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance an - Page 213
1.5 mm 3.0 mm 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 Maintenance and Service Guide - Compaq nx8220 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance an - Page 214
1.5 mm 4.0 mm Where used: One screw that secures the TPM security module to the computer (documented in Section 6.15) Phillips PM1.5×3.0 Screw Location Maintenance and Service Guide C-13 - Compaq nx8220 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance an - Page 215
(documented in Section 6.17) 3 Four screws that secure the display assembly to the computer (documented in Section 6.19) Torx T8M2.0×9.5 Screw Locations C-14 Maintenance and Service Guide - Compaq nx8220 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance an - Page 216
Screw Listing Table C-8 Torx T8M2.0×9.5 Screw (Continued) Head mm Color Qty. Length Thread Width Black 20 9.5 mm 2.0 mm 5.0 mm 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 C-15 - Compaq nx8220 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance an - Page 217
9.5 mm 2.0 mm 5.0 mm 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 Maintenance and Service Guide - Compaq nx8220 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance an - Page 218
Screw Listing Table C-9 Phillips PM2.0×2.0 Screw Head mm Color Qty. Length Thread Width Black 5 2.0 mm 2.0 mm 7.0 mm 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 C-17 - Compaq nx8220 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance an - Page 219
5 2.0 mm 2.0 mm 7.0 mm 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 Maintenance and Service Guide - Compaq nx8220 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance an - Page 220
5.0 mm 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 C-19 - Compaq nx8220 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance an - Page 221
to the computer (screws are captured on the heat sink by C clips; documented in Section 6.13) Phillips PM2.0x8.0 Shoulder Screw Locations C-20 Maintenance and Service Guide - Compaq nx8220 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance an - Page 222
) 2 Two screw locks that secure the serial connector module to the computer (documented in Section 6.25) Hex Socket HM2.5×10.0 Screw Lock Locations Maintenance and Service Guide C-21 - Compaq nx8220 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance an - Page 223
Screw Listing Table C-13 Torx T8M2.0×6.0 Screw Head mm Color Qty. Length Thread Width Black 7 6.0 mm 2.0 mm 4.5 mm 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 Maintenance and Service Guide - Compaq nx8220 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance an - Page 224
4.0 mm Where used: One screw that secures the push button module to the base enclosure (documented in Section 6.24) Phillips PM2.0×6.0 Screw Location Maintenance and Service Guide C-23 - Compaq nx8220 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance an - Page 225
the backlight. Careful handling should be exercised when removing these components. ✎ Materials Disposal This HP product contains mercury in the backlight of the display assembly and may require special handling at Industries Alliance (EIA) at http://www.eiae.org. Maintenance and Service Guide D-1 - Compaq nx8220 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance an - Page 226
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 provided in this appendix are general disassembly instructions. Specific details, such as screw sizes, - Compaq nx8220 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance an - 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 - Compaq nx8220 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance an - 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 - Compaq nx8220 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance an - 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 - Compaq nx8220 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance an - 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 - Compaq nx8220 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance an - 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 - Compaq nx8220 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance an - 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 - Compaq nx8220 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance an - Page 233
Display Component Recycling 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 D-9 - Compaq nx8220 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance an - 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 - Compaq nx8220 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance an - 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 - Compaq nx8220 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance an - Page 236
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 - Compaq nx8220 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance an - Page 237
3 from the display rear panel. 22. Remove the tape 4 that secures the LCD panel to the display rear panel. Releasing the LCD Panel Maintenance and Service Guide D-13 - Compaq nx8220 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance an - 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 - Compaq nx8220 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance an - Page 239
4-20 specifications 7-8 battery release latch 1-19 BIOS information, displaying 3-1 Bluetooth board removal 6-15 spare part number 4-11, 4-20, 6-15 Bluetooth cable disconnecting 6-15 illustrated 4-15 Bluetooth cover illustrated 4-14 removal 6-15 bottom components 1-18 Maintenance and Service Guide - Compaq nx8220 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance an - Page 240
device, troubleshooting 2-16 Docking Station, HP, spare part number 4-17, 4-21 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 precautions 5-3 removal 6-11 Index-2 Maintenance and Service Guide - Compaq nx8220 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance an - Page 241
1-6 G grounding equipment and methods 5-7 H hard drive OS loading problems 2-18 precautions 5-3 removal 6-6 spare part numbers 4-13, 4-16, 4-23, 6-6 specifications 7-6 hard drive bay 1-19 hard drive cover illustrated 4-14 removal 6-7 hard drive light 1-7 Maintenance and Service Guide Index-3 - Compaq nx8220 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance an - Page 242
part number 4-17, 4-21 HP Docking Station, spare part number 4-17, 4-21 HP Web site 3-3 I I/O address specifications 7-17 Info Center button 1-15 infrared port 1-7 interrupt specifications 7-15 K keyboard removal 6-17 spare part numbers 4-3, 4-5, 4-21, 4-22, 4-23, 4-25, 4-26, 6-17 troubleshooting - Compaq nx8220 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance an - Page 243
optical drive OS loading problems 2-22 precautions 5-3 removal 6-11 spare part numbers 4-13, 4-16, 4-21, 6-11 specifications 7-9, 7-10 P packing precautions 5-5 PC Card eject buttons 1-9 PC Card slot 1-9 PC Card slot space saver 4-14 plastic parts 5-2 pointing device, troubleshooting 2-27 pointing - Compaq nx8220 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance an - Page 244
C-1 screw listing C-1, D-1 SD Memory Card slot 1-9 security cable slot 1-8 serial connector module illustrated 4-15 spare part number 4-11, 4-24, 6-65 serial number 3-2, 4-1, 6-2 serial port location 1-10 pin assignments A-3 service considerations 5-2 smart card reader 1-9 snapshot 3-7, 3-8 SoftPaq - Compaq nx8220 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance an - Page 245
Index 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, 7-10 system - Compaq nx8220 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance an - Page 246
Bus (USB) port location 1-9, 1-10 pin assignments A-2 V vent, locations 1-9, 1-19 video troubleshooting 2-14 volume buttons 1-15 W Windows applications key 1-13 Windows logo key 1-13 wireless button 1-15 wireless light 1-6, 1-15 workstation precautions 5-6 Index-8 Maintenance and Service Guide
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; troubleshooting computer problems; and performing
computer disassembly procedures.