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Maintenance and Service
Guide
HP Compaq nx8220 and nc8230 Notebook PCs
HP Compaq nw8240 Mobile Workstation
Document Part Number: 372658-001
March 2005
This guide is a troubleshooting reference used for maintaining
and servicing the notebook. It provides comprehensive
information on identifying notebook features, components, and
spare parts; troubleshooting notebook problems; and performing
notebook disassembly procedures.
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© Copyright 2005 Hewlett-Packard Development Company, L.P. Microsoft and Windows are U.S. registered trademarks of Microsoft Corporation. Intel and Pentium are trademarks or registered trademarks of Intel Corporation or its subsidiaries in the United States and other countries. Bluetooth is a trademark owned by its proprietor and used by Hewlett-Packard Company under license. SD logo is a trademark of its proprietor. The information contained herein is subject to change without notice. The
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Contents 1 Product Description 1.1 Features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1–2 1.2 Resetting the Notebook. . . . . . . . . . . . . . . . . . . . . . . 1–5 1.3 Power Management. . . . . . . . . . . . . . . . . . . . . . . . . . 1–5 1.4 External Components . . . . . . . . . . . . . . . . . . . . . . . . 1–6 1.5 Design Overview. . . . . . . . . . . . . . . . . . . . . . . . . . . 1–20 2 Troubleshooting 2.1 Computer Setup. . . . . . . . . . . . . . . . . .
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Contents 5 Removal and Replacement Procedures 5.1 Serial Number . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5–2 5.2 Disassembly Sequence Chart . . . . . . . . . . . . . . . . . . 5–3 5.3 Preparing the Notebook for Disassembly . . . . . . . . . 5–5 5.4 Hard Drive. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5–7 5.5 Notebook Feet . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5–10 5.6 MultiBay II Device . . . . . . . . . . . . . . . . . . . . . .
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1 Product Description The HP Compaq nx8220 and nc8230 Notebook PCs and HP Compaq nw8240 Mobile Workstation offer advanced modularity, Intel® Pentium® M processors, and extensive multimedia support. HP Compaq nx8220 and nc8230 Notebook PCs and HP Compaq nw8240 Mobile Workstation Maintenance and Service Guide 1–1
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Product Description 1.1 Features ■ Intel Pentium M 2.13-, 2.00-, 1.86-, 1.73-, or 1.60-GHz processors, varying by notebook model ■ The following displays are available, varying by notebook model: ❏ 15.4-inch, UXGA, TFT (1600 × 1200) with over 16.8 million colors ❏ 15.4-inch, WSXGA, TFT (1680 × 1050) with over 16.8 million colors ❏ 15.4-inch, WXGA, TFT (1366 × 768) with over 16.8 million colors ■ 80-, 60-, or 40-GB high-capacity hard drive, varying by notebook model ■ 256-MB DDR2 synchronou
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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 “defeatured” units. A notebook model is considered to be full-featured if it has 3 Universal Serial Bus ports and the following components: ■ Volume control buttons ■ Quick Launch buttons ■ Infrared
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Product Description ■ Support for the following optical drives: ❏ DVD-ROM drive ❏ DVD+RW/R and CD-RW Combo Drive ❏ DVD/CD-RW Combo Drive ■ Connectors: ❏ Infrared (full-featured models only) ❏ Audio-out (headphone) ❏ Audio-in (microphone) ❏ Universal Serial Bus (USB) v. 2.0 (3 ports on full-featured notebook models, 2 ports on defeatured notebook models) ❏ Serial port (full-featured models only) ❏ Power ❏ External monitor ❏ RJ-45 (network) ❏ RJ-11 (modem) ❏ S-Video-out (full-featured models only
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Product Description 1.2 Resetting the Notebook If the notebook you are servicing has an unknown password, follow these steps to clear the password. These steps also clear CMOS: 1. Prepare the notebook for disassembly (refer to Section 5.3, “Preparing the Notebook for Disassembly,” for more information). 2. Remove the real-time clock (RTC) battery (refer to Section 5.11, “RTC Battery,” for more information on removing and replacing the RTC battery). 3. Wait approximately 5 minutes. 4. Replac
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Product Description 1.4 External Components The external components on the front of the notebook are shown below and described in Table 1-1. Front Components Table 1-1 Front Components Item Component Function 1 Wireless light On: an integrated wireless device (selected models only) has been turned on. 2 Power/standby light ■ On: The notebook is on. ■ Blinking: The notebook is in standby mode. 1–6 Maintenance and Service Guide
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Product Description Table 1-1 Front Components (Continued) Item Component Function 3Battery light ■ Amber: A battery pack is charging. ■ Green: A battery pack is close to full charge capacity. ■ Blinking amber: A battery pack that is the only available power source has reached a low-battery condition. When the battery reaches a critical low-battery condition, the battery light blinks more quickly. ■ Off: If the notebook is connected to external power, the light is turned off when all batt
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Product Description The external components on the right side of the notebook are shown below and described in Table 1-2. Right-Side Components Table 1-2 Right-Side Components Item Component Function 1Audio-out Produces system sound when connected to (headphone) jack optional powered stereo speakers, headphones, headset, or television audio. 2 Internal microphone Records sound. 3Audio-in Connects an optional monaural (microphone) jack microphone. 4 USB ports (2) Connect USB 1.1- and 2.0-comp
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Product Description The external components on the left side of the notebook are shown below and described in Table 1-3. Left-Side Components Table 1-3 Left-Side Components Item Component Function 1 Security cable slot Attaches an optional security cable to the notebook. Security solutions are designed to Ä act as deterrents. These deterrents may not prevent a product from being mishandled or stolen. 2 RJ-45 (network) jack Connects a network cable. 3 RJ-11 (modem) jack Connects the modem ca
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Product Description Table 1-3 Left-Side Components (Continued) Item Component Function 5 Vent Enables airflow to cool internal components. To prevent overheating, do not Ä obstruct vents. Do not allow a hard surface, such as a printer, or a soft surface, such as pillows or thick rugs or clothing, to block airflow. 6 1394 port (4 pin) Connects an optional 4-pin 1394 device, such as a camcorder. 7 USB port Connects USB 1.1- and 2.0-compliant devices to the notebook using a standard USB cab
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Product Description The external components on the rear panel of the notebook are shown below and described in Table 1-4. Rear Panel Components Table 1-4 Rear Panel Components Item Component Function 1 Primary battery bay Holds the primary battery pack. 2 Power connector Connects an AC adapter or an optional automobile or aircraft adapter. 3 External monitor port Connects an optional external VGA monitor or projector. Maintenance and Service Guide 1–11
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Product Description The standard keyboard components of the notebook are shown below and described in Table 1-5. Standard Keyboard Components 1–12 Maintenance and Service Guide
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Product Description Table 1-5 Standard Keyboard Components Item Component Function 1 Function keys Execute frequently used system functions (f3, f4, f8–f11) when pressed in combination with the fn key. 2 caps lock key Enables caps lock and turns on the caps lock light. 3 fn key Executes frequently used system functions when pressed in combination with a function key or the esc key. 4 Windows logo key Displays the Windows Start menu. 5Windows Displays a shortcut menu for items applications
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Product Description The notebook top components are shown below and described in Table 1-6. Top Components, Part 1 Table 1-6 Top Components, Part 1 Item Component Function 1 Display lid switch Initiates standby if the display is closed while the notebook is turned on. 2 Power/standby button When the notebook is: ■ Off, press to turn on the notebook. ■ On, briefly press to initiate hibernation. ■ In standby, briefly press to resume from standby. ■ In hibernation, briefly press to restore from
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Product Description Table 1-6 Top Components, Part 1 (Continued) Item Component Function 3 Info Center button Enables you to view a list of commonly used software solutions. 4 Wireless button Enables and disables wireless LAN or Bluetooth® devices (select models only). Wireless light On: A wireless LAN or Bluetooth device is hardware enabled. 5 Presentation mode Turns on Presentation mode. button 6 Caps lock light On: caps lock is on. 7 Num lock light On: num lock or the numeric keypad is on.
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Product Description The notebook top components are continued below and described in Table 1-7. Top Components, Part 2 1–16 Maintenance and Service Guide
