HP Nc8230 HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance and Se
HP Nc8230 - Compaq Business Notebook Manual
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- HP Nc8230 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance and Se - Page 1
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 - HP Nc8230 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance and Se - 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 - HP Nc8230 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance and Se - 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 - HP Nc8230 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance and Se - Page 4
5-2 Plastic Parts 5-2 Cables and Connectors 5-2 5.3 Preventing Damage to Removable Drives 5-3 5.4 Preventing Electrostatic Damage 5-4 5.5 Packaging and Transporting Precautions 5-5 5.6 Workstation Precautions 5-6 5.7 Grounding Equipment and Methods 5-7 iv Maintenance and Service Guide - HP Nc8230 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance and Se - Page 5
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 6-17 6.10 Switch Cover 6-22 6.11 RTC Battery 6.25 Serial Connector Module 6-65 6.26 Audio Board 6-67 Maintenance and Service Guide v - HP Nc8230 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance and Se - 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 - HP Nc8230 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance and Se - 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 - HP Nc8230 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance and Se - 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 - HP Nc8230 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance and Se - 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 " - HP Nc8230 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance and Se - Page 10
❏ 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-featured models only) 1-4 Maintenance and Service Guide - HP Nc8230 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance and Se - Page 11
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 Section 6.3, "Preparing the Computer for Disassembly," for more information). 2. Remove the real-time clock (RTC) battery (refer to - HP Nc8230 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance and Se - Page 12
the front of the computer are shown below and described 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 - HP Nc8230 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance and Se - 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 - HP Nc8230 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance and Se - Page 14
an optional S-Video device, such as a television, VCR, camcorder, overhead projector, or video capture 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 - HP Nc8230 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance and Se - Page 15
connected to an external 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 1-9 - HP Nc8230 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance and Se - Page 16
Audio-out (headphone) jack Produces system sound when connected to optional powered stereo speakers, headphones, headset, or television audio. Internal microphone Records sound. Audio-in (microphone) jack must also be connected to an external power source. MultiBay II Holds an optional MultiBay - HP Nc8230 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance and Se - 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 - HP Nc8230 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance and Se - 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 - HP Nc8230 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance and Se - Page 19
. fn key Executes frequently used system functions when pressed in combination with a function key or the esc key. Windows logo key Displays the Windows Start menu. Windows applications key Displays a shortcut menu for items beneath the pointer. Arrow keys Moves the cursor around the screen - HP Nc8230 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance and Se - 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 - HP Nc8230 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance and Se - Page 21
Top Components, Part 1 (Continued) Component Function Info Center button Enables you to view a list of commonly used software solutions. Wireless button Wireless light Enables and disables wireless LAN or (full-featured models only) Increases system sound. Maintenance and Service Guide 1-15 - HP Nc8230 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance and Se - 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 - HP Nc8230 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance and Se - Page 23
Components, Part 2 Component Function Pointing stick (select models only) Moves the pointer and selects or activates items on the screen. Speakers the screen. Can be set to perform other mouse functions, such as scrolling, selecting, and double-clicking. Maintenance and Service Guide 1-17 - HP Nc8230 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance and Se - 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 - HP Nc8230 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance and Se - Page 25
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 prevent overheating, do not obstruct vents. Do not allow a hard surface, such as a printer - HP Nc8230 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance and Se - 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 - HP Nc8230 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance and Se - Page 27
trained by HP should repair this equipment. All troubleshooting and repair working or will not load. If the operating system is working, the computer restarts the operating system after you exit Computer Setup. ✎ Pointing devices are not supported in Computer Setup; you must use the keyboard - HP Nc8230 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance and Se - Page 28
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 have entered, use the arrow keys to select File > Save changes and exit, and then follow the - HP Nc8230 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance and Se - Page 29
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 configuration settings to a diskette. Restore system configuration - HP Nc8230 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance and Se - Page 30
computer. Enable/disable power-on support for smart cards. ✎ This feature is supported by select Smart Card readers only. ■ Enable/Disable the embedded security chip. ■ Restore embedded security chip to factory settings. ■ Enable/Disable power-on authentication support. ■ Enable/Disable automatic - HP Nc8230 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance and Se - Page 31
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 2-5 - HP Nc8230 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance and Se - Page 32
Swap the functions of the fn key and left ctrl key. ■ Enable/Disable multiple pointing devices at startup. (To set the computer to support only a single, usually nonstandard, pointing device at startup, select Disable.) ■ Enable/Disable USB legacy support for a USB keyboard, mouse, and hub. When USB - HP Nc8230 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance and Se - 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 - HP Nc8230 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance and Se - Page 34
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 - HP Nc8230 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance and Se - Page 35
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? Y Go - HP Nc8230 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance and Se - 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 - HP Nc8230 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance and Se - 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 - HP Nc8230 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance and Se - 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 - HP Nc8230 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance and Se - 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 - HP Nc8230 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance and Se - 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 . N Internal and external video OK? Y Replace system board. Done Done 2-14 Maintenance and Service Guide - HP Nc8230 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance and Se - 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 - HP Nc8230 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance and Se - 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. Y Docking device operating? N Remove computer, - HP Nc8230 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance and Se - 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- - HP Nc8230 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance and Se - 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 - HP Nc8230 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance and Se - Page 45
Troubleshooting Flowchart 2.11-No OS Loading, Hard Drive, Part 2 Continued from "Flowchart 2.10-No OS Loading, Hard Drive, Part 1." Reseat hard drive. N CD or diskette in 1. Replace hard drive. 2. Replace system Y drive? Y board. Hard drive accessible? Done Remove diskette and reboot. N - HP Nc8230 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance and Se - Page 46
Troubleshooting Flowchart 2.12-No OS Loading, Hard Drive, Part 3 Continued from "Flowchart 2.11-No OS Loading, Hard Drive, Part 2." N System files on hard drive? Y Install OS and reboot. Y Virus on hard drive? N Run SCANDISK and check for bad sectors. N Can bad sectors be fixed? Y Clean virus. - HP Nc8230 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance and Se - 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 - HP Nc8230 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance and Se - Page 48
Troubleshooting Flowchart 2.14-No OS Loading, Optical Drive No OS loading from CD-ROM or DVD-ROM drive. N Disc in drive? Y Y N Bootable disc in drive from CD or DVD? Done N Y Reseat drive. Boots from CD or DVD? N N 1.2, "Resetting the Computer," for instructions. Go to "Flowchart 2.17- - HP Nc8230 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance and Se - 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 - HP Nc8230 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance and Se - 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 - HP Nc8230 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance and Se - Page 51
inspect cables and plugs for 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 - HP Nc8230 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance and Se - 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 - HP Nc8230 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance and Se - 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 - HP Nc8230 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance and Se - 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 - HP Nc8230 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance and Se - 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 - HP Nc8230 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance and Se - 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 - HP Nc8230 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance and Se - 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 - HP Nc8230 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance and Se - Page 58
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 downloaded. You may need to - HP Nc8230 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance and Se - 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 - HP Nc8230 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance and Se - Page 60
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. You may - HP Nc8230 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance and Se - Page 61
Update 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 - HP Nc8230 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance and Se - 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 - HP Nc8230 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance and Se - Page 63
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 be reinstalled from your hard drive. To access the Software process does not affect your settings within the application. ■ In - HP Nc8230 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance and Se - 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 - HP Nc8230 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance and Se - 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 - HP Nc8230 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance and Se - 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 - HP Nc8230 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance and Se - Page 67
(Quick), and then press enter. Ä Formatting this 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 3-13 - HP Nc8230 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance and Se - 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 - HP Nc8230 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance and Se - 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 - HP Nc8230 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance and Se - Page 70
Illustrated Parts Catalog 4.2 Computer Major Components Computer Major Components 4-2 Maintenance and Service Guide - HP Nc8230 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance and Se - 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 and nc8230 and Service Guide 4-3 - HP Nc8230 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance and Se - Page 72
Illustrated Parts Catalog Computer Major Components 4-4 Maintenance and Service Guide - HP Nc8230 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance and Se - Page 73
Catalog Table 4-1 Spare Parts: Computer Major Components (Continued) Item 3 4 5 6 7 Description Keyboards, without pointing stick Belgium Brazil Czech Republic Denmark France French Canada Germany 378224-001 378223-001 378222-001 378221-001 378220-001 Maintenance and Service Guide 4-5 - HP Nc8230 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance and Se - Page 74
Illustrated Parts Catalog Computer Major Components 4-6 Maintenance and Service Guide - HP Nc8230 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance and Se - Page 75
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 rest of the world Spare Part Number 381582-001 381583-001 - HP Nc8230 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance and Se - Page 76
Illustrated Parts Catalog Computer Major Components 4-8 Maintenance and Service Guide - HP Nc8230 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance and Se - Page 77
10 11 12 13 Description Spare Part Number Miscellaneous Plastics Kit 382691-001 Includes: RTC battery PC Card slot space 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 - HP Nc8230 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance and Se - Page 78
Illustrated Parts Catalog Computer Major Components 4-10 Maintenance and Service Guide - HP Nc8230 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance and Se - 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 - HP Nc8230 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance and Se - Page 80
Illustrated Parts Catalog Computer Major Components 4-12 Maintenance and Service Guide - HP Nc8230 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance and Se - Page 81
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 380950-001 5400-rpm 80-GB 60-GB 40-GB Audio board (includes audio board cable and USB board cable) Spare Part - HP Nc8230 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance and Se - 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 - HP Nc8230 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance and Se - 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 - HP Nc8230 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance and Se - 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 - HP Nc8230 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance and Se - 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 - HP Nc8230 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance and Se - 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 - HP Nc8230 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance and Se - 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 - HP Nc8230 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance and Se - Page 88
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 8-cell, 4.8-AHr battery - HP Nc8230 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance and Se - Page 89
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 Keyboard, with pointing stick for use in the United - HP Nc8230 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance and Se - Page 90
in Czech Republic Keyboard, with pointing stick for use in Slovakia Keyboard, with pointing stick for use in Russia Keyboard, with pointing stick for use in Thailand Keyboard, with pointing stick for use in Japan Keyboard, with pointing stick for use in Taiwan 4-22 Maintenance and Service Guide - HP Nc8230 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance and Se - Page 91
Part Number Listing (Continued) Spare Part Number 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 Service Guide 4-23 - HP Nc8230 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance and Se - Page 92
and nc8220 models System board with 64-MB video memory, for use only with HP Compaq nc8230 and nc8220 models System board frame (includes RJ-11 connector module and cable) Serial connector module (includes serial connector module cable) Miscellaneous Plastics Kit 4-24 Maintenance and Service Guide - HP Nc8230 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance and Se - Page 93
-161 385548-171 385548-181 Description Miscellaneous Screw Kit 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 cable) Keyboard, without pointing stick for use in the United States - HP Nc8230 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance and Se - Page 94
stick for use in Israel Keyboard, without pointing stick for use in Iceland Miscellaneous Cable Kit 256-MB 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 - HP Nc8230 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance and Se - Page 95
Replacement Preliminaries 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 - HP Nc8230 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance and Se - Page 96
the work area to 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 - HP Nc8230 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance and Se - Page 97
at least one inch of shock-proof foam. ■ Avoid dropping drives from any height onto any surface. ■ After removing a hard drive, an optical drive, or a diskette drive, place it in a static-proof bag. ■ Avoid exposing a hard drive to products that have magnetic fields, such as monitors or speakers - HP Nc8230 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance and Se - Page 98
Removal and protection, but in many cases, the discharge contains enough power to alter device parameters or melt silicon junctions. A sudden exposed to electrostatic discharge may not be affected at all and can work perfectly throughout a normal cycle. Or the device may function normally for - HP Nc8230 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance and Se - Page 99
packaging. ■ Keep electrostatic-sensitive parts in their containers until the parts arrive at static-free workstations. ■ Place items on a grounded surface before removing items from their containers. ■ is not possible, use an ionizer to dissipate electric charges. Maintenance and Service Guide 5-5 - HP Nc8230 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance and Se - Page 100
components, 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 - HP Nc8230 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance and Se - Page 101
Removal and Replacement Preliminaries 5.7 Grounding Equipment and Methods Grounding equipment must include either one megohm resistance ■ Static-dissipative tables or floor mats with hard ties to the ground ■ Field service kits ■ Static awareness labels ■ Material-handling packages ■ Nonconductive - HP Nc8230 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance and Se - Page 102
800 V 400 V Removing DIPS from plastic tube 2,000 V 700 V 400 V Removing DIPS from vinyl tray 11,500 V 4,000 V 2,000 V Removing DIPS from Styrofoam 14,500 V 5,000 V 3,500 V Removing bubble pack from PCB 7,500 V Metallized laminate Floor mats 5,000 V 5-8 Maintenance and Service Guide - HP Nc8230 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance and Se - Page 103
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 lock sizes, locations, and usage. Maintenance and Service Guide 6-1 - HP Nc8230 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance and Se - 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 - HP Nc8230 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance and Se - Page 105
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 0 1 1 loosened to remove the memory - HP Nc8230 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance and Se - Page 106
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 locks Audio Board 2 6-4 Maintenance and Service Guide - HP Nc8230 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance and Se - Page 107
Procedures 6.3 Preparing the Computer for Disassembly Before you begin any removal or installation procedures: 1. Shut down 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 - HP Nc8230 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance and Se - 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 - HP Nc8230 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance and Se - Page 109
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 is included in the Miscellaneous Plastics Kit, spare part number 382691-001. Removing the Hard Drive Cover Maintenance and Service Guide - HP Nc8230 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance and Se - 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 - HP Nc8230 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance and Se - 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 - HP Nc8230 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance and Se - 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 - HP Nc8230 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance and Se - Page 113
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 (Section 6.3). 2. Position the computer with the left side toward you. 3. If it is installed, remove the T8M2 - HP Nc8230 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance and Se - Page 114
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 373121-001 373120-001 373119-001 391021-001 391020-001 391019-001 1. Prepare the computer for disassembly (refer to - HP Nc8230 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance and Se - 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 - HP Nc8230 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance and Se - 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 - HP Nc8230 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance and Se - Page 117
cover to the computer. 4. Remove the Bluetooth cover 2 from the computer. ✎ The Bluetooth cover is included in the Miscellaneous Plastics Kit, spare part number 382691-001. 5. Disconnect the Bluetooth cable 3 from the system board. Removing the Bluetooth Board Maintenance and Service Guide 6-15 - HP Nc8230 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance and Se - 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 - HP Nc8230 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance and Se - 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 - HP Nc8230 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance and Se - 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 - HP Nc8230 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance and Se - 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 - HP Nc8230 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance and Se - Page 122
The tabs are located between the esc and f1 keys, between the f4 and f5 keys, between the f8 and f9 keys, and between the f12 and delete keys. 7. Lift the rear edge 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 - HP Nc8230 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance and Se - Page 123
the ZIF connector 3 to which the pointing stick cable is connected and disconnect the pointing stick cable 4 from the system board. Disconnecting the Keyboard and Pointing Stick Cables 10. Remove the keyboard. Reverse the above procedure to install the keyboard. Maintenance and Service Guide 6-21 - HP Nc8230 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance and Se - Page 124
use only 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 - HP Nc8230 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance and Se - 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. it from 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 - HP Nc8230 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance and Se - 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 - HP Nc8230 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance and Se - 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 - HP Nc8230 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance and Se - Page 128
(Section 6.3). 2. Release the keyboard (Section 6.9). 3. Disconnect the RTC battery cable 1 from the system board. 4. Remove the RTC battery 2 from the clip in the top cover. Removing the RTC Battery Reverse the above procedure to install an RTC battery. 6-26 Maintenance and Service Guide - HP Nc8230 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance and Se - 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 - HP Nc8230 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance and Se - Page 130
screws 2 that secure the thermal plate to the computer. 5. Remove the four T8M2.0×4.0 screws 3 that secure the thermal plate to the computer. 6. Remove the thermal plate 4. Removing the Thermal Plate Reverse the above procedure to install the thermal plate. 6-28 Maintenance and Service Guide - HP Nc8230 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance and Se - Page 131
Sink 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 - HP Nc8230 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance and Se - 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 2 until it disengages 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 - HP Nc8230 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance and Se - Page 133
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. Maintenance and Service Guide 6-31 - HP Nc8230 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance and Se - Page 134
Pentium M 730 (1.60-GHz) 378224-001 378223-001 378222-001 378221-001 378220-001 1. Prepare the computer for disassembly (Section 6.3). 2. Release the keyboard (Section 6.9). 3. Remove the thermal plate (Section 6.12). 4. Remove the heat sink (Section 6.13). 6-32 Maintenance and Service Guide - HP Nc8230 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance and Se - 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 - HP Nc8230 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance and Se - Page 136
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 the keyboard (Section 6.9). 3. Remove the PM1.5×3.0 screw 1 that secures the TPM security module to - HP Nc8230 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance and Se - 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 - HP Nc8230 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance and Se - 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 - HP Nc8230 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance and Se - Page 139
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 computer - HP Nc8230 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance and Se - 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. until it disengages from the computer. 8. Slide the TouchPad back 2 until it rests on the computer. Releasing the TouchPad 6-38 Maintenance and Service Guide - HP Nc8230 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance and Se - 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 - HP Nc8230 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance and Se - Page 142
/b/g Mini PCI WLAN communcations module, for use in the rest of the world 373900-021 373900-291 373900-001 373901-001 1. Prepare the computer for disassembly (Section 6.3). 2. Remove the keyboard (Section 6.9). 3. Remove the TouchPad (Section 6.17). 6-40 Maintenance and Service Guide - HP Nc8230 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance and Se - Page 143
module 3 away from the socket at a 45-degree angle. ✎ Mini PCI communications modules are designed with a notch 4 to prevent incorrect installation. Removing a Mini PCI Communications Module Reverse the above procedure to install a Mini PCI communications module. Maintenance and Service Guide 6-41 - HP Nc8230 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance and Se - Page 144
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. Keyboard (Section 6.9) b. Switch cover (Section 6.10) c. TouchPad (Section 6.17) 6-42 Maintenance and Service Guide - HP Nc8230 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance and Se - 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 - HP Nc8230 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance and Se - 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 - HP Nc8230 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance and Se - Page 147
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 6-45 - HP Nc8230 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance and Se - Page 148
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 drive (Section 6.4) b. Keyboard (Section - HP Nc8230 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance and Se - 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 - HP Nc8230 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance and Se - Page 150
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 - HP Nc8230 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance and Se - 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 - HP Nc8230 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance and Se - 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 - HP Nc8230 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance and Se - Page 153
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. Remove the modem board. Removing the Modem Board Reverse the above procedure to install the modem board. Maintenance and Service Guide 6-51 - HP Nc8230 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance and Se - Page 154
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 - HP Nc8230 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance and Se - Page 155
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 (Section - HP Nc8230 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance and Se - 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 - HP Nc8230 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance and Se - Page 157
Removal 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 - HP Nc8230 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance and Se - 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 - HP Nc8230 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance and Se - Page 159
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 Guide 6-57 - HP Nc8230 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance and Se - 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 - HP Nc8230 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance and Se - Page 161
) 382689-001 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 board (Section 6.8) d. Switch cover (Section 6.10) e. Keyboard (Section 6.9) f. Thermal plate (Section 6.12) g. Heat - HP Nc8230 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance and Se - Page 162
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. Disconnecting the System Board Cables 6-60 Maintenance and Service Guide - HP Nc8230 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance and Se - Page 163
. 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. 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 - HP Nc8230 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance and Se - 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 - HP Nc8230 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance and Se - Page 165
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 board (Section 6.8) d. Switch cover (Section 6.10) e. Keyboard - HP Nc8230 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance and Se - 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 - HP Nc8230 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance and Se - Page 167
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 (Section 6.6) c. Bluetooth board (Section 6.8) d. Switch cover (Section 6.10) e. Keyboard - HP Nc8230 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance and Se - Page 168
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. 6-66 Maintenance - HP Nc8230 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance and Se - Page 169
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 6.6) c. Bluetooth - HP Nc8230 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance and Se - Page 170
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. 6-68 Maintenance and Service Guide - HP Nc8230 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance and Se - 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 - HP Nc8230 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance and Se - 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 - HP Nc8230 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance and Se - 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 - HP Nc8230 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance and Se - 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 - HP Nc8230 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance and Se - 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 - HP Nc8230 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance and Se - 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 - HP Nc8230 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance and Se - Page 177
Specifications Table 7-5 Hard Drives (Continued) 60-GB* 80-GB* 60-GB* 40-GB* Seek times (typical read, including setting) Single track to hard drive storage capacity. Actual accessible capacity is less. †Actual drive specifications may differ slightly. Maintenance and Service Guide 7-7 - HP Nc8230 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance and Se - 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 - HP Nc8230 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance and Se - 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 stroke Audio output level Cache buffer Data transfer rate) 16.6 MB/s < 10 seconds < 3 seconds Maintenance and Service Guide 7-9 - HP Nc8230 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance and Se - Page 180
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 Photo CD (single and multisession) 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 - HP Nc8230 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance and Se - 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 < 110 ms < 210 ms < 130 ms < 225 ms Audio time < 15 seconds Stop time < 6 seconds Maintenance and Service Guide 7-11 - HP Nc8230 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance and Se - Page 182
-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 Photo CD (single and multisession) CD-Bridge Write: CD-R 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 - HP Nc8230 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance and Se - 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 CD-R (16X) CD-RW (8X) CD- KB/s at 1X DVD rate) 16.6 MB/s < 15 seconds < 6 seconds Maintenance and Service Guide 7-13 - HP Nc8230 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance and Se - 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 - HP Nc8230 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance and Se - Page 185
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 Parallel port System CMOS/real-time clock Microsoft ACPI-compliant - HP Nc8230 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance and Se - Page 186
Wireless 2200BG TI OHCI 1394 host controller TI PCI1410 CardBus controller IRQ12 Synaptics PS/2 TouchPad IRQ13 Numeric data processor IRQ14 Primary IDE channel IRQ15 Secondary IDE channel *Default configuration; audio possible configurations are IRQ5, IRQ7, IRQ9, IRQ10, or none. ✎ PC Cards - HP Nc8230 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance and Se - 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 - HP Nc8230 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance and Se - 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 - HP Nc8230 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance and Se - 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 - HP Nc8230 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance and Se - 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 - HP Nc8230 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance and Se - 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 - HP Nc8230 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance and Se - 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 - HP Nc8230 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance and Se - 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 - HP Nc8230 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance and Se - Page 194
Signal 1 Red analog 2 Green analog 3 Blue analog 4 Not connected 5 Ground 6 Ground analog 7 Ground analog 8 Ground 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 - HP Nc8230 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance and Se - 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 - HP Nc8230 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance and Se - 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 - HP Nc8230 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance and Se - 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 - HP Nc8230 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance and Se - 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 - HP Nc8230 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance and Se - Page 199
agency responsible for evaluation in the country where the power cord set will be used. ■ The power cord sets must have a minimum current capacity of 10 amps and a nominal voltage rating of 125 or 250 V AC, as required by each country's power system. ■ The appliance coupler must meet the mechanical - HP Nc8230 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance and Se - Page 200
Power Cord Set Requirements Country-Specific Requirements 3-Conductor Power Cord Set Requirements 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 . Maintenance and Service Guide B-3 - HP Nc8230 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance and Se - Page 201
it will be used. 5. The flexible cord must be Type VCTF, 3-conductor, 0.75 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. B-4 Maintenance and Service Guide - HP Nc8230 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance and Se - 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 - HP Nc8230 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance and Se - 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 - HP Nc8230 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance and Se - 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 - HP Nc8230 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance and Se - 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 - HP Nc8230 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance and Se - 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 - HP Nc8230 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance and Se - 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 - HP Nc8230 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance and Se - 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 - HP Nc8230 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance and Se - 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 - HP Nc8230 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance and Se - 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 - HP Nc8230 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance and Se - 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 - HP Nc8230 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance and Se - Page 212
1.5 mm 3.0 mm Where 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 and Service Guide C-11 - HP Nc8230 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance and Se - 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 - HP Nc8230 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance and Se - 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 - HP Nc8230 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance and Se - Page 215
Torx T8M2.0×9.5 Screw Head mm Color Qty. Length Thread Width Black 20 9.5 mm 2.0 mm 5.0 mm Where used: 1 Two screws that secure the keyboard to the computer (documented in Section 6.9) 2 One screw that secures the TouchPad to the computer (documented in Section 6.17) 3 Four screws that secure - HP Nc8230 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance and Se - 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 - HP Nc8230 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance and Se - 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 - HP Nc8230 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance and Se - 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 - HP Nc8230 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance and Se - 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 - HP Nc8230 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance and Se - 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 - HP Nc8230 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance and Se - 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 - HP Nc8230 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance and Se - 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 - HP Nc8230 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance and Se - 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 - HP Nc8230 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance and Se - 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 - HP Nc8230 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance and Se - Page 225
(LCD) panel and 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 Electronic Industries Alliance (EIA) at http://www.eiae.org. Maintenance and Service Guide D-1 - HP Nc8230 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance and Se - 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, - HP Nc8230 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance and Se - 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 - HP Nc8230 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance and Se - 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 - HP Nc8230 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance and Se - 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 - HP Nc8230 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance and Se - 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 - HP Nc8230 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance and Se - 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 - HP Nc8230 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance and Se - 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 - HP Nc8230 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance and Se - 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 - HP Nc8230 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance and Se - 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 - HP Nc8230 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance and Se - 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 - HP Nc8230 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance and Se - Page 236
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 - HP Nc8230 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance and Se - Page 237
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. Releasing the LCD Panel Maintenance and Service Guide D-13 - HP Nc8230 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance and Se - 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 - HP Nc8230 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance and Se - Page 239
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, 3-14 applications, reinstalling or repairing 3-10, 3-12, 3-14 arrow keys 1-13 audio board removal 6-67 spare part number - HP Nc8230 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance and Se - 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 - HP Nc8230 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance and Se - Page 241
nonfunctioning keyboard 2-26 nonfunctioning pointing device 2-27 fn key 1-13 front components 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 - HP Nc8230 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance and Se - Page 242
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 2-26 keyboard components - HP Nc8230 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance and Se - 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 - HP Nc8230 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance and Se - Page 244
A-6 RJ-45 jack location 1-8 pin assignments A-5 ROM downloading and installing 3-3 finding version information 3-1 obtaining updates 3-1 ROMPaq 3-3 RTC battery illustrated 4-14 removal 6-26 S Screw Kit contents C-1 spare part number 4-19, C-1 screw listing C-1, D-1 SD Memory Card slot 1-9 security - HP Nc8230 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance and Se - 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 - HP Nc8230 | HP Compaq nc8230, nx8220 and nw8240 Notebook PC - Maintenance and Se - Page 246
(USB) diskette drive, spare part number 4-17, 4-20 Universal Serial 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
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.