Compaq nc6140 HP Compaq nc6140 Notebook PC - Maintenance and Service Guide
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- Compaq nc6140 | HP Compaq nc6140 Notebook PC - Maintenance and Service Guide - Page 1
HP Compaq nc6140 Notebook PC Document Part Number: 409813-001 January 2006 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 - Compaq nc6140 | HP Compaq nc6140 Notebook PC - Maintenance and Service Guide - Page 2
. Bluetooth is a trademark owned by its proprietor and used by services. Nothing herein should be construed as constituting an additional warranty. HP shall not be liable for technical or editorial errors or omissions contained herein. Maintenance and Service Guide HP Compaq nc6140 Notebook PC - Compaq nc6140 | HP Compaq nc6140 Notebook PC - Maintenance and Service Guide - Page 3
Advanced Menu 2-4 Selecting from the Tools Menu 2-4 2.2 Troubleshooting Flowcharts 2-5 3 Software Update and Recovery 3.1 Software Updates 3-1 Accessing Computer Information 3-2 Obtaining the Support Software CD 3-3 Software Updates and the HP Web Site 3-3 Maintenance and Service Guide iii - Compaq nc6140 | HP Compaq nc6140 Notebook PC - Maintenance and Service Guide - 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 5-6 iv Maintenance and Service Guide - Compaq nc6140 | HP Compaq nc6140 Notebook PC - Maintenance and Service Guide - Page 5
6-5 6.4 Hard Drive 6-7 6.5 Computer Feet 6-10 6.6 Bluetooth Module 6-11 6.7 External Memory Module 6-12 6.8 Mini PCI Module 6-15 6.9 Optical Drive 6-17 6.10 Keyboard 6-20 6.11 Fan 6-24 6.12 Heat Sink 6-25 6.13 Processor 6-27 6.14 Internal Memory Module 6-28 6.15 RTC Battery 6-30 - Compaq nc6140 | HP Compaq nc6140 Notebook PC - Maintenance and Service Guide - Page 6
Contents 7 Specifications A Connector Pin Assignments B Power Cord Set Requirements C Screw Listing D Display Component Recycling Index vi Maintenance and Service Guide - Compaq nc6140 | HP Compaq nc6140 Notebook PC - Maintenance and Service Guide - Page 7
1 Product Description The HP Compaq nc6140 Notebook PC offers advanced modularity, Intel® Pentium® M processors, and extensive multimedia support. HP Compaq nc6140 Notebook PC Maintenance and Service Guide 1-1 - Compaq nc6140 | HP Compaq nc6140 Notebook PC - Maintenance and Service Guide - Page 8
40-GB high-capacity hard drive, varying by computer model support for Mini Card broadband wireless wide area network (WWAN) device ■ Support for one or two Type II PC Card slots, with support for both 32-bit (CardBus) and 16-bit PC Cards, varying by computer model 1-2 Maintenance and Service Guide - Compaq nc6140 | HP Compaq nc6140 Notebook PC - Maintenance and Service Guide - Page 9
-watt AC adapter with 3-wire power cord, varying by computer model ■ 6-cell Li-Ion battery pack ■ Stereo speakers ■ Volume up, volume mute, and volume down buttons ■ Support for the following optical drives: ❏ DVD±RW and CD-RW Combo Drive ❏ DVD/CD-RW Combo Drive ❏ DVD-ROM drive ■ Connectors: ❏ Audio - Compaq nc6140 | HP Compaq nc6140 Notebook PC - Maintenance and Service Guide - Page 10
battery). 3. Wait approximately 5 minutes. 4. Replace the RTC battery and reassemble the computer. 5. Connect AC power to the computer. Do not reinsert any battery packs at this time. 6. Turn on the computer. All passwords and all CMOS settings have been cleared. 1-4 Maintenance and Service Guide - Compaq nc6140 | HP Compaq nc6140 Notebook PC - Maintenance and Service Guide - Page 11
power management features: ■ Standby ■ Hibernation ■ Setting customization by the user ■ Hotkeys for setting the level of performance ■ Battery calibration ■ Lid switch standby/resume ■ Power button ■ Advanced Configuration and Power Management (ACPM) compliance Maintenance and Service Guide - Compaq nc6140 | HP Compaq nc6140 Notebook PC - Maintenance and Service Guide - Page 12
described in Table 1-1. Front Components Item 1 2 3 Component Infrared port Wireless light Power light Table 1-1 Front Components Function Provides wireless communication between the computer and an is in standby. ■ Off: The computer is off or in hibernation. 1-6 Maintenance and Service Guide - Compaq nc6140 | HP Compaq nc6140 Notebook PC - Maintenance and Service Guide - Page 13
off until the battery reaches a low-battery condition. Drive light Blinking: The hard drive or optical drive is being accessed. Stereo speakers (2) Produce stereo sound. Display release latch Opens the computer. 6-in-1 Digital Media Slot Supports 6 optional digital memory card formats: SD - Compaq nc6140 | HP Compaq nc6140 Notebook PC - Maintenance and Service Guide - Page 14
Product Description The external components on the right side of the computer are shown below and described in Table 1-2. Right-Side Components 1-8 Maintenance and Service Guide - Compaq nc6140 | HP Compaq nc6140 Notebook PC - Maintenance and Service Guide - Page 15
or connect an optional External MultiBay II to the computer. The MultiBay II must also be connected to an external power source. Optical drive Supports an optical disc. The type of optical drive varies by model. Serial port Connects an optional serial device. Maintenance and Service Guide 1-9 - Compaq nc6140 | HP Compaq nc6140 Notebook PC - Maintenance and Service Guide - Page 16
1-3. Left-Side Components Item 1 2 Table 1-3 Left-Side Components Component Function USB ports (2) Connect USB 1.1- and 2.0-compliant devices to the computer using a standard USB cable, or connect an optional External MultiBay II to the computer. The MultiBay II must also be connected to an - Compaq nc6140 | HP Compaq nc6140 Notebook PC - Maintenance and Service Guide - Page 17
overheating, do not obstruct vents. Do not allow a hard surface, such as a printer, or a soft surface PC Card slots Support optional Type I, Type II, or Type III 32-bit (CardBus) or 16-bit PC Cards. PC Card eject buttons Eject optional PC Cards from the PC Card slots. Maintenance and Service Guide - Compaq nc6140 | HP Compaq nc6140 Notebook PC - Maintenance and Service Guide - Page 18
Product Description The external components on the rear panel of the computer are shown below and described in Table 1-4. Rear Panel Components 1-12 Maintenance and Service Guide - Compaq nc6140 | HP Compaq nc6140 Notebook PC - Maintenance and Service Guide - Page 19
adapter or an optional power adapter. Parallel port Connects an optional parallel device, such as an external diskette drive or a printer. S-Video-out jack Connects an optional S-Video device, such as a television, VCR, camcorder, projector, or video capture card. Maintenance and Service Guide - Compaq nc6140 | HP Compaq nc6140 Notebook PC - Maintenance and Service Guide - Page 20
Product Description The standard keyboard components of the computer are shown below and described in Table 1-5. Standard Keyboard Components 1-14 Maintenance and Service Guide - Compaq nc6140 | HP Compaq nc6140 Notebook PC - Maintenance and Service Guide - Page 21
1-5 Standard Keyboard Components Component Function fn key Executes frequently used system functions when pressed in combination with a function key In Windows, can be used like the keys on an external numeric keypad. Arrow keys Moves the cursor around the screen. Windows applications key In - Compaq nc6140 | HP Compaq nc6140 Notebook PC - Maintenance and Service Guide - Page 22
Item 1 Table 1-6 Top Components, Part 1 Component Function Power light ■ On: The computer is turned on. ■ computer is in standby, ■ Off: The computer is off. Power button When the computer is: ■ Off, press to turn procedures cannot be used, press and hold for 5 seconds to turn - Compaq nc6140 | HP Compaq nc6140 Notebook PC - Maintenance and Service Guide - Page 23
computer (resumes from standby). Info Center button Enables you to view a list of commonly used software solutions. Presentation mode button Turns on Presentation mode. Wireless button Turns the wireless volume. Volume up button Increases speaker volume. Maintenance and Service Guide 1-17 - Compaq nc6140 | HP Compaq nc6140 Notebook PC - Maintenance and Service Guide - Page 24
Product Description The computer top components are continued below and described in Table 1-7. Top Components, Part 2 1-18 Maintenance and Service Guide - Compaq nc6140 | HP Compaq nc6140 Notebook PC - Maintenance and Service Guide - Page 25
Pointing stick Moves the pointer and selects or activates items on the screen. Left/right pointing stick Function like the left and right buttons on mouse. TouchPad Moves the pointer and selects or activates items on the screen. Can be set to perform other mouse functions, such as scrolling, - Compaq nc6140 | HP Compaq nc6140 Notebook PC - Maintenance and Service Guide - Page 26
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. Docking connector Connects the computer to an optional docking device. 1-20 Maintenance and Service Guide - Compaq nc6140 | HP Compaq nc6140 Notebook PC - Maintenance and Service Guide - Page 27
an optional travel battery. Fan Provides airflow to cool internal components. Ä To prevent overheating, do not obstruct fans. Do not allow a hard surface, such as a printer, or a soft surface, such as pillows, thick rugs, or clothing, to block airflow. Maintenance and Service Guide 1-21 - Compaq nc6140 | HP Compaq nc6140 Notebook PC - Maintenance and Service Guide - Page 28
," for disassembly steps. The system board provides the following device connections: ■ Memory module ■ Mini PCI communications devices ■ Hard drive ■ Display ■ Keyboard and TouchPad ■ Audio ■ Intel Pentium M processors ■ PC Card Ä CAUTION: To properly ventilate the computer, allow at least a 7.6-cm - Compaq nc6140 | HP Compaq nc6140 Notebook PC - Maintenance and Service Guide - Page 29
HP should repair this equipment. All troubleshooting utility that can be used even when the operating that are not available in Windows. Using Computer Setup Information and settings in Computer the lower-left corner of the screen. ❏ To change the language, use the cursor control keys to navigate - Compaq nc6140 | HP Compaq nc6140 Notebook PC - Maintenance and Service Guide - Page 30
Troubleshooting 2. Select the Main, Security, Advanced, or Tools menu. 3. To close Computer Setup and restart the . ■ View identification information about the computer. ■ View specification information about the processor, memory and cache size, and system ROM. 2-2 Maintenance and Service Guide - Compaq nc6140 | HP Compaq nc6140 Notebook PC - Maintenance and Service Guide - Page 31
Troubleshooting Selecting from the Security Menu Table 2-2 Security Menu Select Administrator Password Power-on Password DriveLock Passwords To Do This Enter, change, or delete an Administrator password. Enter, change, or delete a power when a power-on password : ■ Diskette drive startup* ■ - Compaq nc6140 | HP Compaq nc6140 Notebook PC - Maintenance and Service Guide - Page 32
abilities. Displays the amount of video memory available on the computer. Selecting from the Tools Menu Select Hard Drive Self Test Table 2-4 Tools Menu To Do This Run a quick comprehensive self test on hard drives in the system that support the test features. 2-4 Maintenance and Service Guide - Compaq nc6140 | HP Compaq nc6140 Notebook PC - Maintenance and Service Guide - 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 2-5 - Compaq nc6140 | HP Compaq nc6140 Notebook PC - Maintenance and Service Guide - Page 34
Troubleshooting Table 2-5 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" Pointing Device" 2.20 "Flowchart 2.20-No Network/Modem Connection" 2-6 Maintenance and Service Guide - Compaq nc6140 | HP Compaq nc6140 Notebook PC - Maintenance and Service Guide - Page 35
Flowchart 2.1-Initial Troubleshooting Begin troubleshooting. N Is there power? Y Go to "Flowchart 2.2-No Power, Part 1." N Beeps, LEDs, or error Go to "Flowchart 2.15-No Audio, Part 1." N All drives working? N Keyboard/ pointing device working? N Connecting to network or Service Guide 2-7 - Compaq nc6140 | HP Compaq nc6140 Notebook PC - Maintenance and Service Guide - Page 36
Troubleshooting Flowchart 2.2-No Power, Part 1 No power (power LED is off). Remove from docking device (if applicable). N Power up on battery power? Y Reset power.* N Power up on battery power? Y Go to "Flowchart 2.3-No Power, Part 2." N Power up on AC power? Y Reset power.* N Power up on - Compaq nc6140 | HP Compaq nc6140 Notebook PC - Maintenance and Service Guide - Page 37
in battery socket and clean if necessary. Y Power on? Done N Check battery by recharging it, moving it to another computer, or replacing it. N Power on? Y Replace power supply (if applicable). N Done Power on? Y Go to "Flowchart 2.4-No Power, Part 3." Done Maintenance and Service Guide - Compaq nc6140 | HP Compaq nc6140 Notebook PC - Maintenance and Service Guide - 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 2-10 Maintenance and Service Guide - Compaq nc6140 | HP Compaq nc6140 Notebook PC - Maintenance and Service Guide - 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 2-11 - Compaq nc6140 | HP Compaq nc6140 Notebook PC - Maintenance and Service Guide - Page 40
Troubleshooting Flowchart 2.6-No Video, Part 1 No video. Docking Device Stand-alone or docking device? Go to "Flowchart 2.7-No Video, Part 2." *NOTE: To change from internal to external display, use and external video OK? Y Replace system board. Done Done 2-12 Maintenance and Service Guide - Compaq nc6140 | HP Compaq nc6140 Notebook PC - Maintenance and Service Guide - Page 41
Troubleshooting Flowchart 2.7-No Video, Part 2 Continued from "Flowchart 2.6-No Video, Part 1." Remove computer from docking device, if Done video OK? N Adjust external monitor display. Go to "Flowchart 2.8-Nonfunctioning Docking Device (if applicable)." Maintenance and Service Guide 2-13 - Compaq nc6140 | HP Compaq nc6140 Notebook PC - Maintenance and Service Guide - 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 operating? N Test replacement docking device with new computer. 2-14 Maintenance and Service Guide - Compaq nc6140 | HP Compaq nc6140 Notebook PC - Maintenance and Service Guide - 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, - Compaq nc6140 | HP Compaq nc6140 Notebook PC - Maintenance and Service Guide - Page 44
Troubleshooting Flowchart 2.10-No OS Loading, Hard Drive, Part 1 OS not loading from hard drive. Y Nonsystem disk message? N Reseat external hard drive. Y OS loading? N N Boot from CD? Y Check the Setup utility for correct booting order. N Boot from hard drive? Y Done Go to "Flowchart 2.11-No OS - Compaq nc6140 | HP Compaq nc6140 Notebook PC - Maintenance and Service Guide - Page 45
? Y Y Computer booted? N Go to "Flowchart 2.12-No OS Loading, Hard Drive, Part 3." Create partition, and then format hard drive to bootable C:\ prompt. Format hard drive and bring to a bootable C:\ prompt. Load OS using Operating System disc (if applicable). Maintenance and Service Guide 2-17 - Compaq nc6140 | HP Compaq nc6140 Notebook PC - Maintenance and Service Guide - Page 46
sectors be fixed? Y Clean virus. Y OS loading from hard drive? N Y Diagnostics on diskette? N Replace hard drive. Run diagnostics and follow recommendations. N Fix bad sectors. Boot from hard drive? Replace hard drive. Y Done Replace hard drive. Done 2-18 Maintenance and Service Guide - Compaq nc6140 | HP Compaq nc6140 Notebook PC - Maintenance and Service Guide - Page 47
system files. Try different diskette. Y Nonsystem disk error? 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 - Compaq nc6140 | HP Compaq nc6140 Notebook PC - Maintenance and Service Guide - 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 for instructions. Go to "Flowchart 2.17-Nonfunctioning Device." Correct boot order using the Setup Utility. 2-20 Maintenance and Service Guide - Compaq nc6140 | HP Compaq nc6140 Notebook PC - Maintenance and Service Guide - 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 -No Audio, Part 2." Replace the docking device. Go to "Flowchart 2.17-Nonfunctioning Device." N Y Audio? Done Maintenance and Service Guide 2-21 - Compaq nc6140 | HP Compaq nc6140 Notebook PC - Maintenance and Service Guide - 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 audio board (if applicable). 3. Replace system board. 2-22 Maintenance and Service Guide - Compaq nc6140 | HP Compaq nc6140 Notebook PC - Maintenance and Service Guide - Page 51
? Y Y Any physical device detected? N Replace hard drive. Replace NIC. If integrated NIC, replace system board. Fix or replace broken item. Go to "Flowchart 2.9-No Operating System (OS) Loading." N Device boots properly? Y Done Replace diskette drive. Done Maintenance and Service Guide 2-23 - Compaq nc6140 | HP Compaq nc6140 Notebook PC - Maintenance and Service Guide - Page 52
Troubleshooting Flowchart 2.18-Nonfunctioning Keyboard Keyboard not operating properly. Connect computer to good external keyboard. N External device if applicable). N OK? Y Replace internal keyboard or cable. Y Done OK? Done N Replace system board. 2-24 Maintenance and Service Guide - Compaq nc6140 | HP Compaq nc6140 Notebook PC - Maintenance and Service Guide - Page 53
Troubleshooting Flowchart 2.19-Nonfunctioning Pointing Device Pointing device not operating properly. Connect computer to good external pointing device applicable). N OK? Y Replace internal pointing device or cable. Y Done OK? Done N Replace system board. Maintenance and Service Guide 2-25 - Compaq nc6140 | HP Compaq nc6140 Notebook PC - Maintenance and Service Guide - Page 54
? Y Replace jack or have jack activated. Y Digital line? N Connect to nondigital line. N Y NIC/modem configured Reload drivers and OK? Done in OS? reconfigure. Y N Disconnect all power from the computer and open. Reseat NIC/modem (if applicable). Replace the NIC/modem (if applicable - Compaq nc6140 | HP Compaq nc6140 Notebook PC - Maintenance and Service Guide - Page 55
the time and date. 2. Access the updates through the HP Web site (http://www.hp.com) or the Support Software CD (purchased separately). For information about obtaining the Support Software CD, refer to "Obtaining the Support Software CD." 3. Install the updates. Maintenance and Service Guide 3-1 - Compaq nc6140 | HP Compaq nc6140 Notebook PC - Maintenance and Service Guide - Page 56
Notebook screen. 2. Use the arrow keys to select File > System Information, and then press enter. ROM date information is displayed. 3. To exit Computer Setup, use the arrow keys to select File > Ignore changes and exit. Then follow the instructions on the screen. 3-2 Maintenance and Service Guide - Compaq nc6140 | HP Compaq nc6140 Notebook PC - Maintenance and Service Guide - Page 57
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 power from the computer by unplugging the power cord - Compaq nc6140 | HP Compaq nc6140 Notebook PC - Maintenance and Service Guide - Page 58
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 where the ROM package will be downloaded. You may need to access - Compaq nc6140 | HP Compaq nc6140 Notebook PC - Maintenance and Service Guide - Page 59
provides software for your computer: ❏ Select Start > Help and Support, and then click a software update link. - or - ❏ Visit the HP Web site at http://www.hp.com/support and click Download drivers and software to download the software for your computer model. Maintenance and Service Guide 3-5 - Compaq nc6140 | HP Compaq nc6140 Notebook PC - Maintenance and Service Guide - Page 60
extension (for example, filename.exe). The installation begins. 7. Complete the installation by following the instructions on the screen. ✎ After a message on the screen reports a successful installation, you may delete the download package from your hard drive. 3-6 Maintenance and Service Guide - Compaq nc6140 | HP Compaq nc6140 Notebook PC - Maintenance and Service Guide - Page 61
optimal system functionality. For best results, attempt to recover optimal computer functionality by using the following procedures in the order described here. Safeguarding Your Data Software or , making the snapshot available for recovery through Windows. Maintenance and Service Guide 3-7 - Compaq nc6140 | HP Compaq nc6140 Notebook PC - Maintenance and Service Guide - Page 62
Open. To restore one of the listed snapshots, drag the snapshot file to the appropriate location on your hard drive. For more information on configuring and using Altiris Local Recovery, visit the HP Web site at http://www.hp.com/go/easydeploy, or open the software and click Help on the menu bar - Compaq nc6140 | HP Compaq nc6140 Notebook PC - Maintenance and Service Guide - Page 63
> Help and Support. 2. Click System Restore. The System Restore window opens. 3. Click Restore my computer to an earlier time, and then click Next. 4. Follow the on-screen instructions. Reinstalling Applications Applications preinstalled or preloaded on your computer can be reinstalled by using the - Compaq nc6140 | HP Compaq nc6140 Notebook PC - Maintenance and Service Guide - Page 64
opens. ❏ If autorun is disabled, select Start > Run. Enter x:\setup.exe where x is your optical drive designation and then select OK. 2. When the installation wizard opens, follow the installation instructions on the screen. 3. Restart the computer if prompted. 3-10 Maintenance and Service Guide - Compaq nc6140 | HP Compaq nc6140 Notebook PC - Maintenance and Service Guide - Page 65
use the Operating System disc that was shipped with the computer: ✎ If your computer does not have an optical drive, you may need to connect to an optional external MultiBay. 1. Connect the computer to external power through the AC adapter the process is complete. Maintenance and Service Guide 3-11 - Compaq nc6140 | HP Compaq nc6140 Notebook PC - Maintenance and Service Guide - Page 66
. Select Start > Help and Support. Then type "backup" in power through the AC adapter and turn on the computer. 2. Immediately insert the Operating System disc into the computer. 3. Press and hold the power button for at least 5 seconds to turn off the computer. 3-12 Maintenance and Service Guide - Compaq nc6140 | HP Compaq nc6140 Notebook PC - Maintenance and Service Guide - Page 67
and Recovery 4. Press the power button again to turn on drive deletes all current files. 12. Press F to format the drive. The reinstallation process begins. This process takes 1 to 2 hours to complete. The computer restarts in Windows when the process is complete. Maintenance and Service Guide - Compaq nc6140 | HP Compaq nc6140 Notebook PC - Maintenance and Service Guide - Page 68
where D indicates the optical drive. 3. Follow the on-screen instructions for installing the drivers. After the drivers are reinstalled, you must reinstall any software you added to the computer. Follow the installation instructions provided with the software. 3-14 Maintenance and Service Guide - Compaq nc6140 | HP Compaq nc6140 Notebook PC - Maintenance and Service Guide - Page 69
ordering parts or requesting information, provide the computer serial number and model number located on the bottom of the computer. Serial Number Location Maintenance and Service Guide 4-1 - Compaq nc6140 | HP Compaq nc6140 Notebook PC - Maintenance and Service Guide - Page 70
Illustrated Parts Catalog 4.2 Computer Major Components Computer Major Components 4-2 Maintenance and Service Guide - Compaq nc6140 | HP Compaq nc6140 Notebook PC - Maintenance and Service Guide - Page 71
) 399110-001 Miscellaneous Plastics Kit 378236-001 Includes: RTC battery Memory module cover (includes 1 captive screw) Hard drive cover (includes 2 captive screws) Not illustrated: Computer feet (6) PC Card slot space savers (2) Modem module 397795-001 Maintenance and Service Guide 4-3 - Compaq nc6140 | HP Compaq nc6140 Notebook PC - Maintenance and Service Guide - Page 72
Illustrated Parts Catalog Computer Major Components 4-4 Maintenance and Service Guide - Compaq nc6140 | HP Compaq nc6140 Notebook PC - Maintenance and Service Guide - Page 73
Memory Battery packs (6-cell, 4.8-AH) 8-cell travel battery (not illustrated) Spare Part Number 399440-001 336579-001 336578-001 378237-001 410837-001 408726-001 410390-001 408635-001 410388-001 390685-001 373900-001 373901-001 367457-001 and 372772-001 367456-001 Maintenance and Service Guide - Compaq nc6140 | HP Compaq nc6140 Notebook PC - Maintenance and Service Guide - Page 74
Illustrated Parts Catalog Computer Major Components 4-6 Maintenance and Service Guide - Compaq nc6140 | HP Compaq nc6140 Notebook PC - Maintenance and Service Guide - Page 75
Drive Optical Drive Bracket Kit (10; not illustrated) Bluetooth® module (includes Bluetooth cable) Hard drives (include frame and connector) 5400-rpm, 60-GB 5400-rpm, 40-GB Spare Part Number 375557-001 408730-001 408729-001 404738-001 398393-001 408728-001 408727-001 Maintenance and Service Guide - Compaq nc6140 | HP Compaq nc6140 Notebook PC - Maintenance and Service Guide - Page 76
Information Item 1 2 3 4 5 Description Miscellaneous Plastics Kit Includes: Memory module cover (includes 1 captive screw) Hard drive cover (includes 2 captive screws) RTC battery Computer feet (6) PC Card slot space savers (2) Spare Part Number 378236-001 4-8 Maintenance and Service Guide - Compaq nc6140 | HP Compaq nc6140 Notebook PC - Maintenance and Service Guide - Page 77
Number Information Item 1 2 3 4 5 6 7 Description Miscellaneous Cable Kit Includes: TouchPad cable LED board cable Modem cable Audio board cable USB board cable Serial connector module cable Bluetooth cable Spare Part Number 381709-001 Maintenance and Service Guide 4-9 - Compaq nc6140 | HP Compaq nc6140 Notebook PC - Maintenance and Service Guide - Page 78
-rpm, 60-GB 5400-rpm, 40-GB Optical drives (include bezel) 2X Max DVD±RW and CD-RW Combo Drive 8X Max DVD±RW and CD-RW Combo Drive DVD±RW and CD-RW Double Layer Combo Drive Spare Part Number 408728-001 408727-001 375557-001 408730-001 408729-001 4-10 Maintenance and Service Guide - Compaq nc6140 | HP Compaq nc6140 Notebook PC - Maintenance and Service Guide - Page 79
External MultiBay II 366143-001 External MultiBay II power cable and stand 366144-001 HP Docking Station 374803-001 MultiBay 8X DVD-ROM Drive 373314-001 MultiBay 24X DVD/CD-RW Combo Drive 373315-001 Nylon carrying case 325814-001 Power cord for use in the United States 246959-001 USB - Compaq nc6140 | HP Compaq nc6140 Notebook PC - Maintenance and Service Guide - Page 80
-watt AC adapter Power cord for use in Canada, French Canada, Latin America, Taiwan, Thailand, and the United States Nylon entry-level carrying case 512-MB memory module, 400-MHz DDR2 1024-MB memory module, 400-MHz DDR2 USB 1.1 diskette drive External MultiBay II External MultiBay II power cable and - Compaq nc6140 | HP Compaq nc6140 Notebook PC - Maintenance and Service Guide - Page 81
, includes wireless antenna transceivers and cables 15.0-inch, SXGA+WVA, TFT display assembly, includes wireless antenna transceivers and cables Base enclosure System board 40-GB hard drive, 5400-rpm, includes frame and connector Maintenance and Service Guide 4-13 - Compaq nc6140 | HP Compaq nc6140 Notebook PC - Maintenance and Service Guide - Page 82
Drive 8X Max DVD±RW and CD-RW Combo Drive USB/audio board, includes audio board cable and USB board cable Serial connector board, includes serial connector board cable LED board, includes LED board cable Digital media board, includes digital media board cable 4-14 Maintenance and Service Guide - Compaq nc6140 | HP Compaq nc6140 Notebook PC - Maintenance and Service Guide - Page 83
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 kit-includes connector removal tool, loopback plugs, and case utility tool Maintenance and Service Guide 5-1 - Compaq nc6140 | HP Compaq nc6140 Notebook PC - Maintenance and Service Guide - Page 84
parts. Apply pressure only at the points designated in the maintenance instructions. Cables and Connectors Ä CAUTION: When servicing the computer, ensure that cables are placed in their proper locations flex cables with extreme care; these cables tear easily. 5-2 Maintenance and Service Guide - Compaq nc6140 | HP Compaq nc6140 Notebook PC - Maintenance and Service Guide - Page 85
, such as monitors or speakers. ■ Avoid exposing a drive to temperature extremes or liquids. ■ If a drive must be mailed, place the drive in a bubble pack mailer or other suitable form of protective packaging and label the package "FRAGILE: Handle With Care." Maintenance and Service Guide 5-3 - Compaq nc6140 | HP Compaq nc6140 Notebook PC - Maintenance and Service Guide - Page 86
many integrated circuits provide some protection, but in many cases, the discharge contains enough power to alter device parameters or melt silicon junctions. A sudden discharge of static electricity degrade in the internal layers, reducing its life expectancy. 5-4 Maintenance and Service Guide - Compaq nc6140 | HP Compaq nc6140 Notebook PC - Maintenance and Service Guide - Page 87
of antistatic belts and roller bushings. Ensure that mechanized equipment used for moving materials is wired to ground and that proper materials are selected to avoid static charging. When grounding is not possible, use an ionizer to dissipate electric charges. Maintenance and Service Guide 5-5 - Compaq nc6140 | HP Compaq nc6140 Notebook PC - Maintenance and Service Guide - Page 88
Use a wrist strap connected to a properly grounded work surface and use properly grounded tools and equipment. ■ Use conductive field service or circuitry. ■ Turn off power and input signals before inserting or of one megohm ±10% resistance in the ground cords. To provide proper ground, wear a strap - Compaq nc6140 | HP Compaq nc6140 Notebook PC - Maintenance and Service Guide - Page 89
or soldering aids ■ Nonconductive foam ■ Conductive tabletop workstations with ground cords of 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 plastic bags - Compaq nc6140 | HP Compaq nc6140 Notebook PC - Maintenance and Service Guide - Page 90
700 V. 5,000 V Table 5-2 lists the shielding protection provided by antistatic bags and floor mats. Table 5-2 Static-Shielding Materials Material Use Voltage Protection Level Antistatic plastic Bags 1,500 V Carbon-loaded plastic Floor mats 7,500 V Metallized laminate Floor mats 5,000 - Compaq nc6140 | HP Compaq nc6140 Notebook PC - Maintenance and Service Guide - Page 91
removal and replacement procedures. There are 71 screws and screw locks, in 13 different sizes, that must be removed, replaced, or loosened when servicing the computer. Make special note of each screw and screw lock size and location during removal and replacement. Refer to Appendix C, "Screw - Compaq nc6140 | HP Compaq nc6140 Notebook PC - Maintenance and Service Guide - Page 92
Removal and Replacement Procedures 6.1 Serial Number Report the computer serial number to HP when requesting information or ordering spare parts. The serial number is located on the bottom of the computer. Serial Number Location 6-2 Maintenance and Service Guide - Compaq nc6140 | HP Compaq nc6140 Notebook PC - Maintenance and Service Guide - Page 93
Screws Removed Preparing the Computer for Disassembly Battery pack 0 Hard Drive 2 loosened to remove the hard drive cover 1 loosened to remove the hard drive 6 to remove the hard drive cover and connector Computer Feet 0 Bluetooth Module 0 External Memory Module 1 loosened to remove the - Compaq nc6140 | HP Compaq nc6140 Notebook PC - Maintenance and Service Guide - Page 94
Keyboard Fan Heat Sink Processor Internal Memory Module RTC Battery Switch Cover LED Board Display Assembly PC Card Assembly 6.27 Serial Connector Module # of Screws Removed 2 2 4 1 loosened 0 0 2 4 6 15 6 0 2 2 1 1 screw 4 screw locks 4 2 screw locks 6-4 Maintenance and Service Guide - Compaq nc6140 | HP Compaq nc6140 Notebook PC - Maintenance and Service Guide - Page 95
computer. 3. Disconnect the power cord. Battery Pack Spare Part Number Information Battery packs (6-cell, 4.8-AH) 367457-001 and 372772-001 4. Remove the battery pack by following these steps: a. Turn the computer upside down with the rear panel toward you. Maintenance and Service Guide 6-5 - Compaq nc6140 | HP Compaq nc6140 Notebook PC - Maintenance and Service Guide - Page 96
1 to the right. c. Slide the battery pack release latch 2 to the right. (The battery pack disengages from the computer.) d. Slide the battery pack 3 straight back and remove it. Removing the Battery Pack Reverse the above procedure to install the battery pack. 6-6 Maintenance and Service Guide - Compaq nc6140 | HP Compaq nc6140 Notebook PC - Maintenance and Service Guide - Page 97
to the computer. 4. Lift the right side of the hard drive cover 2 and swing it up and to the left. 5. Remove the hard drive cover. ✎ The hard drive cover is included in the Miscellaneous Plastics Kit, spare part number 378236-001. Removing the Hard Drive Cover Maintenance and Service Guide 6-7 - Compaq nc6140 | HP Compaq nc6140 Notebook PC - Maintenance and Service Guide - Page 98
Phillips PM2.5×13.0 spring-loaded hard drive retention screw 1. 7. Grasp the mylar tab 2 on the hard drive and slide the hard drive to the right 3 to disconnect it from the system board. 8. Remove the hard drive 4 from the hard drive bay. Removing the Hard Drive 6-8 Maintenance and Service Guide - Compaq nc6140 | HP Compaq nc6140 Notebook PC - Maintenance and Service Guide - Page 99
2 from the front of the hard drive. 11. Lift the cover 3 straight up to remove if from the hard drive. 12. Slide the hard drive connector 4 off of the hard drive. Removing the Hard Drive Cover Reverse the above procedure to reassemble and install the hard drive. Maintenance and Service Guide 6-9 - Compaq nc6140 | HP Compaq nc6140 Notebook PC - Maintenance and Service Guide - Page 100
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 378236-001. Replacing the Computer Feet 6-10 Maintenance and Service Guide - Compaq nc6140 | HP Compaq nc6140 Notebook PC - Maintenance and Service Guide - Page 101
2. Remove the hard drive (Section 6.4). 3. Slide the Bluetooth module 1 out of the clip in the hard drive compartment. 4. Disconnect the Bluetooth cable 2 from the module. Removing the Bluetooth Module Reverse the above procedure to install a Bluetooth module. Maintenance and Service Guide 6-11 - Compaq nc6140 | HP Compaq nc6140 Notebook PC - Maintenance and Service Guide - Page 102
Removal and Replacement Procedures 6.7 External Memory Module Memory Module Spare Part Number Information 1024 MB 512 MB 336579-001 336578-001 1. Prepare the computer for disassembly (refer to Section 6.3). 2. Position the computer with the front toward you. 6-12 Maintenance and Service Guide - Compaq nc6140 | HP Compaq nc6140 Notebook PC - Maintenance and Service Guide - Page 103
cover to the computer. 4. Lift the rear edge of the cover 2 up and swing it toward you. 5. Remove the memory module cover. ✎ The memory module cover is included in the Miscellaneous Plastics Kit, spare part number 378236-001. Removing the Memory Module Cover Maintenance and Service Guide 6-13 - Compaq nc6140 | HP Compaq nc6140 Notebook PC - Maintenance and Service Guide - Page 104
2 away from the socket at an angle. 8. Remove the memory module. ✎ Memory modules are designed with notches 3 to prevent incorrect installation into the memory module socket. Removing the Memory Module Reverse the above procedure to install a memory module. 6-14 Maintenance and Service Guide - Compaq nc6140 | HP Compaq nc6140 Notebook PC - Maintenance and Service Guide - Page 105
for use in North America 802.11a/b/g combination WLAN module, for use in most of the world 802.11a/b/g combination WLAN module, for use in the rest of the world 393685-001 373900-001 373901-001 1. Prepare the computer for disassembly (Section 6.3). 2. Remove the memory module cover - Compaq nc6140 | HP Compaq nc6140 Notebook PC - Maintenance and Service Guide - Page 106
designed with notches 4 to prevent incorrect installation. Removing a Mini PCI Communications Module Reverse the above procedure to install a Mini PCI communications module. 6-16 Maintenance and Service Guide - Compaq nc6140 | HP Compaq nc6140 Notebook PC - Maintenance and Service Guide - Page 107
Drive DVD±RW and CD-RW Double Layer Combo Drive 373314-001 373315-001 375557-001 408730-001 408729-001 1. Prepare the computer for disassembly (Section 6.3). 2. Remove the memory module cover (Section 6.7). 3. Position the computer with the right side toward you. Maintenance and Service Guide - Compaq nc6140 | HP Compaq nc6140 Notebook PC - Maintenance and Service Guide - Page 108
. 5. Insert a thin tool, such as an unbent paper clip 2, into the media tray release hole and release the media tray. 6. Use the media tray to slide the optical drive 3 to the left and out of the computer. 7. Remove the optical drive. Removing the Optical Drive 6-18 Maintenance and Service Guide - Compaq nc6140 | HP Compaq nc6140 Notebook PC - Maintenance and Service Guide - Page 109
the optical drive. 9. Remove the optical drive bracket 2. ✎ The optical drive bracket is available in the Optical Drive Bracket Kit, spare part number 404738-001. Removing the Optical Drive Reverse the above procedure to reassemble and install an optical drive. Maintenance and Service Guide 6-19 - Compaq nc6140 | HP Compaq nc6140 Notebook PC - Maintenance and Service Guide - Page 110
Spare Part Number Information Keyboard (includes pointing stick cable) 398609-001 1. Prepare the computer for disassembly (Section 6.3). 2. Remove the memory module cover (Section 6.7). 3. Remove the two Torx8 T8M2.0×9.0 screws that secure the keyboard to the computer. Removing the Keyboard - Compaq nc6140 | HP Compaq nc6140 Notebook PC - Maintenance and Service Guide - Page 111
Removal and Replacement Procedures 4. Turn the computer display-side up with the front toward you. 5. Open the computer as far as possible. 6. Slide the 4 keyboard retaining latches toward you. Releasing the Keyboard Latches Maintenance and Service Guide 6-21 - Compaq nc6140 | HP Compaq nc6140 Notebook PC - Maintenance and Service Guide - Page 112
Removal and Replacement Procedures 7. Lift the rear edge of the keyboard up and swing it toward you until it rests on the palm rest. Releasing the Keyboard 6-22 Maintenance and Service Guide - Compaq nc6140 | HP Compaq nc6140 Notebook PC - Maintenance and Service Guide - Page 113
the pointing stick cable 4. Disconnecting the Keyboard and Pointing Stick Cables 10. Remove the keyboard. Reverse the above procedure to install the keyboard. Maintenance and Service Guide 6-23 - Compaq nc6140 | HP Compaq nc6140 Notebook PC - Maintenance and Service Guide - Page 114
.0×7.0 screws 2 that secure the fan to the computer. 5. Remove the fan 3. Removing the Fan Reverse the above procedure to install the fan. 6-24 Maintenance and Service Guide - Compaq nc6140 | HP Compaq nc6140 Notebook PC - Maintenance and Service Guide - Page 115
Heat sink (includes thermal paste) 379799-001 1. Prepare the computer for disassembly (Section 6.3). 2. Release the keyboard (Section 6.10). 3. Remove the fan (Section 6.11). Maintenance and Service Guide 6-25 - Compaq nc6140 | HP Compaq nc6140 Notebook PC - Maintenance and Service Guide - Page 116
side to detach the heat sink from the processor. Removing the Heat Sink Reverse the above procedure to install the heat sink. 6-26 Maintenance and Service Guide - Compaq nc6140 | HP Compaq nc6140 Notebook PC - Maintenance and Service Guide - Page 117
-001 1. Prepare the computer for disassembly (Section 6.3). 2. Release the keyboard (Section 6.10). 3. Remove the fan (Section 6.11). 4. Remove the heat sink (Section 6.12). Maintenance and Service Guide 6-27 - Compaq nc6140 | HP Compaq nc6140 Notebook PC - Maintenance and Service Guide - Page 118
Removal and Replacement Procedures 5. Use a flat-bladed screwdriver to turn the processor locking screw 1 one-quarter turn Reverse the above procedure to install the processor. 6.14 Internal Memory Module Memory Module Spare Part Number Information 1024 MB 512 MB 336579-001 336578-001 - Compaq nc6140 | HP Compaq nc6140 Notebook PC - Maintenance and Service Guide - Page 119
2 away from the socket at an angle . 5. Remove the memory module. ✎ Memory modules are designed with notches 3 to prevent incorrect installation into the memory module socket. Removing the Memory Module Reverse the above procedure to install a memory module. Maintenance and Service Guide 6-29 - Compaq nc6140 | HP Compaq nc6140 Notebook PC - Maintenance and Service Guide - Page 120
(Section 6.3). 2. Release the keyboard (Section 6.10). 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. 6-30 Maintenance and Service Guide - Compaq nc6140 | HP Compaq nc6140 Notebook PC - Maintenance and Service Guide - Page 121
rear panel toward you. 4. Remove the two Torx8 T8M2.0×2.0 screws that secure the switch cover to the computer. Removing the Switch Cover Screws Maintenance and Service Guide 6-31 - Compaq nc6140 | HP Compaq nc6140 Notebook PC - Maintenance and Service Guide - Page 122
cover disengages from the computer. 9. Remove the switch cover. Removing the Switch Cover Reverse the above procedure to install the switch cover. 6-32 Maintenance and Service Guide - Compaq nc6140 | HP Compaq nc6140 Notebook PC - Maintenance and Service Guide - Page 123
). 3. Remove the switch cover (Section 6.16). 4. Turn the computer upside down with the rear panel toward you. 5. Turn the switch cover upside down. Maintenance and Service Guide 6-33 - Compaq nc6140 | HP Compaq nc6140 Notebook PC - Maintenance and Service Guide - Page 124
board cable 3, disconnect the cable from the LED board. Removing the LED Board Reverse the above procedure to install the LED board. 6-34 Maintenance and Service Guide - Compaq nc6140 | HP Compaq nc6140 Notebook PC - Maintenance and Service Guide - Page 125
15.0-inch, SXGA+WVA, TFT 15.0-inch, XGA, TFT 408634-001 408633-001 1. Prepare the computer for disassembly (Section 6.3). 2. Remove the memory compartment cover (Section 6.7) and disconnect the wireless antenna cables from the Mini PCI module (Section 6.8). 3. Remove the keyboard (Section 6.10 - Compaq nc6140 | HP Compaq nc6140 Notebook PC - Maintenance and Service Guide - Page 126
WWAN module. 8. Remove the WWAN cables 4 from the routing channels and clips in the base enclosure. Disconnecting the Display and Wireless Cables 6-36 Maintenance and Service Guide - Compaq nc6140 | HP Compaq nc6140 Notebook PC - Maintenance and Service Guide - Page 127
computer with the rear panel toward you. Ä CAUTION: Support the display assembly when removing the following screws. Failure to support the display assembly can result in damage to the display above procedure to reassemble and install the display assembly. Maintenance and Service Guide 6-37 - Compaq nc6140 | HP Compaq nc6140 Notebook PC - Maintenance and Service Guide - Page 128
components: a. Hard drive (Section 6.4) b. Memory module cover (Section 6.7) c. Optical drive (Section 6.9) d. Keyboard (Section 6.10) e. Switch cover (Section 6.16) f. Display assembly (Section 6.18) 2. Turn the computer upside down with the front toward you. 6-38 Maintenance and Service Guide - Compaq nc6140 | HP Compaq nc6140 Notebook PC - Maintenance and Service Guide - Page 129
Removal and Replacement Procedures 3. Remove the thirteen Torx8 T8M2.5×9.0 screws that secure the top cover to the computer. Removing the Top Cover Screws, Part 1 Maintenance and Service Guide 6-39 - Compaq nc6140 | HP Compaq nc6140 Notebook PC - Maintenance and Service Guide - Page 130
system board. 6. Remove the two Torx8 T8M2.5×9.0 screws 2 that secure the top cover to the computer. Removing the Top Cover Screws, Part 2 6-40 Maintenance and Service Guide - Compaq nc6140 | HP Compaq nc6140 Notebook PC - Maintenance and Service Guide - Page 131
Removal and Replacement Procedures 7. Disconnect the RTC battery cable from the system board. Disconnecting the RTC Battery Cable Maintenance and Service Guide 6-41 - Compaq nc6140 | HP Compaq nc6140 Notebook PC - Maintenance and Service Guide - Page 132
the top cover disengages from the base enclosure and remove the top cover. Reverse the above procedure to install the top cover. 6-42 Maintenance and Service Guide - Compaq nc6140 | HP Compaq nc6140 Notebook PC - Maintenance and Service Guide - Page 133
and then remove the following components: a. Hard drive (Section 6.4) b. Memory module cover (Section 6.7) c. Optical drive (Section 6.9) d. Keyboard (Section 6.10) e. Switch cover (Section 6.16) f. Display assembly (Section 6.18) g. Top cover (Section 6.19) Maintenance and Service Guide 6-43 - Compaq nc6140 | HP Compaq nc6140 Notebook PC - Maintenance and Service Guide - Page 134
Removal and Replacement Procedures 2. Disconnect the speaker cable from the system board. Disconnecting the Speaker Cable 6-44 Maintenance and Service Guide - Compaq nc6140 | HP Compaq nc6140 Notebook PC - Maintenance and Service Guide - Page 135
clears the system board. 5. Slide the speaker 3 toward you and remove it. Removing the Speaker Reverse the above procedure to install the speaker. Maintenance and Service Guide 6-45 - Compaq nc6140 | HP Compaq nc6140 Notebook PC - Maintenance and Service Guide - Page 136
components: a. Hard drive (Section 6.4) b. Memory module cover (Section 6.7) c. Optical drive (Section 6.9) d. Keyboard (Section 6.10) e. Switch cover (Section 6.16) f. Display assembly (Section 6.18) g. Top cover (Section 6.19) h. Speaker (Section 6.20) 6-46 Maintenance and Service Guide - Compaq nc6140 | HP Compaq nc6140 Notebook PC - Maintenance and Service Guide - Page 137
the system board. 3. Remove the digital media board 2. Removing the Digital Media Board Reverse the above procedure to install the digital media board. Maintenance and Service Guide 6-47 - Compaq nc6140 | HP Compaq nc6140 Notebook PC - Maintenance and Service Guide - Page 138
and then remove the following components: a. Hard drive (Section 6.4) b. Memory module cover (Section 6.7) c. Optical drive (Section 6.9) d. Keyboard (Section 6.10) e. Switch cover (Section 6.16) f. Display assembly (Section 6.18) g. Top cover (Section 6.19) 6-48 Maintenance and Service Guide - Compaq nc6140 | HP Compaq nc6140 Notebook PC - Maintenance and Service Guide - Page 139
Removal and Replacement Procedures 2. Remove the modem connector 1 from the clip in the base enclosure. 3. Disconnect the modem cable 2 from the system board. Removing the Modem Module Cable Maintenance and Service Guide 6-49 - Compaq nc6140 | HP Compaq nc6140 Notebook PC - Maintenance and Service Guide - Page 140
board. 6. Disconnect the modem cable 3 from the modem module. Removing the Modem Module Reverse the above procedure to install the modem module. 6-50 Maintenance and Service Guide - Compaq nc6140 | HP Compaq nc6140 Notebook PC - Maintenance and Service Guide - Page 141
and then remove the following components: a. Hard drive (Section 6.4) b. Memory module cover (Section 6.7) c. Optical drive (Section 6.9) d. Keyboard (Section 6.10) e. Switch cover (Section 6.16) f. Display assembly (Section 6.18) g. Top cover (Section 6.19) Maintenance and Service Guide 6-51 - Compaq nc6140 | HP Compaq nc6140 Notebook PC - Maintenance and Service Guide - Page 142
notches 3 to prevent incorrect installation. Removing the Mini Card WWAN Module Reverse the above procedure to install the Mini Card WWAN module. 6-52 Maintenance and Service Guide - Compaq nc6140 | HP Compaq nc6140 Notebook PC - Maintenance and Service Guide - Page 143
and then remove the following components: a. Hard drive (Section 6.4) b. Memory module cover (Section 6.7) c. Optical drive (Section 6.9) d. Keyboard (Section 6.10) e. Switch cover (Section 6.16) f. Display assembly (Section 6.18) g. Top cover (Section 6.19) Maintenance and Service Guide 6-53 - Compaq nc6140 | HP Compaq nc6140 Notebook PC - Maintenance and Service Guide - Page 144
base enclosure. 6. Remove the USB/audio board 5. Removing the USB/Audio Board Reverse the above procedure to install the USB/audio board. 6-54 Maintenance and Service Guide - Compaq nc6140 | HP Compaq nc6140 Notebook PC - Maintenance and Service Guide - Page 145
then remove the following components: a. Hard drive (Section 6.4) b. Bluetooth module (Section 6.6) c. Optical drive (Section 6.9) d. Keyboard (Section 6.10) e. Switch cover (Section 6.16) f. Fan (Section 6.11) g. Heat sink (Section 6.12) h. RTC battery (Section 6.15) i. Display assembly (Section - Compaq nc6140 | HP Compaq nc6140 Notebook PC - Maintenance and Service Guide - Page 146
6.21) m. USB/audio board (Section 6.24) 2. Disconnect the serial connector cable 1 and the Bluetooth cable 2 from the system board. 3. Remove the Torx8 T8M2.5×4.0 screw 3 that secures the system board connectors. Removing the System Board Screws and Screw Locks 6-56 Maintenance and Service Guide - Compaq nc6140 | HP Compaq nc6140 Notebook PC - Maintenance and Service Guide - Page 147
Use the optical drive connector to lift the system board 1 until the power connector 2 is clear of the base enclosure. 7. Slide the system board 3 to the left at an angle and remove it. Removing the System Board Reverse the above procedures to install the system board. Maintenance and Service Guide - Compaq nc6140 | HP Compaq nc6140 Notebook PC - Maintenance and Service Guide - Page 148
then remove the following components: a. Hard drive (Section 6.4) b. Bluetooth module (Section 6.6) c. Optical drive (Section 6.9) d. Keyboard (Section 6.10) e. Switch cover (Section 6.16) f. Fan (Section 6.11) g. Heat sink (Section 6.12) h. RTC battery (Section 6.15) i. Display assembly (Section - Compaq nc6140 | HP Compaq nc6140 Notebook PC - Maintenance and Service Guide - Page 149
Removal and Replacement Procedures 2. Turn the system board upside down with the PC Card eject buttons toward you. 3. Remove the four Phillips PM2.0×3.0 screws that secure the PC Card assembly to the system board. Removing the PC Card Assembly Screws Maintenance and Service Guide 6-59 - Compaq nc6140 | HP Compaq nc6140 Notebook PC - Maintenance and Service Guide - Page 150
with the PC Card eject buttons toward you. 5. Lift the rear edge of the PC Card assembly to disconnect the assembly from the system board. 6. Remove the PC Card assembly. Removing the PC Card Assembly Reverse the above procedures to install the PC Card assembly. 6-60 Maintenance and Service Guide - Compaq nc6140 | HP Compaq nc6140 Notebook PC - Maintenance and Service Guide - Page 151
then remove the following components: a. Hard drive (Section 6.4) b. Bluetooth module (Section 6.6) c. Optical drive (Section 6.9) d. Keyboard (Section 6.10) e. Switch cover (Section 6.16) f. Fan (Section 6.11) g. Heat sink (Section 6.12) h. RTC battery (Section 6.15) i. Display assembly (Section - Compaq nc6140 | HP Compaq nc6140 Notebook PC - Maintenance and Service Guide - Page 152
connector module cable 3 from the system board. Removing the Serial Connector Module Reverse the above procedures to install the serial connector module. 6-62 Maintenance and Service Guide - Compaq nc6140 | HP Compaq nc6140 Notebook PC - Maintenance and Service Guide - Page 153
Depth 32.8 cm 26.7 cm 3.1 cm 12.91 10.51 1.22 Weight With 15.0-inch display, optical drive, and 6-cell battery pack 2.86 kg 6.31 lbs Input Power Operating voltage Operating current 18.5 V dc @ 3.5 A - 65 W 3.5 A Temperature Operating (not writing to optical disc) Operating (writing to - Compaq nc6140 | HP Compaq nc6140 Notebook PC - Maintenance and Service Guide - Page 154
, 0.5 oct/min sweep rate ✎ Applicable product safety standards specify thermal limits for plastic surfaces. The computer operates well within this range of temperatures. 7-2 Maintenance and Service Guide - Compaq nc6140 | HP Compaq nc6140 Notebook PC - Maintenance and Service Guide - Page 155
SXGA+WVA, TFT Display Dimensions Height Width Diagonal Number of colors Contrast ratio Brightness Pixel resolution Pitch Format Configuration Backlight Character display Total power consumption Viewing angle 30.0 cm 22.9 cm 38.1 cm Up to 16.8 million 250:1 150 nits typical 11.8 in 9.0 in 15.0 in - Compaq nc6140 | HP Compaq nc6140 Notebook PC - Maintenance and Service Guide - Page 156
inch, XGA, TFT Display Dimensions Height Width Diagonal Number of colors Contrast ratio Brightness Pixel resolution Pitch Format Configuration Backlight Character display Total power consumption Viewing angle 30.0 cm 22.9 cm 38.1 cm Up to 16.8 million 250:1 150 nits typical 11.8 in 9.0 in 15.0 in - Compaq nc6140 | HP Compaq nc6140 Notebook PC - Maintenance and Service Guide - Page 157
to 55°C (41°F to 131°F) ✎ Certain restrictions and exclusions apply. Consult Customer Care for details. *1 GB = 1 billion bytes when referring to hard drive storage capacity. Actual accessible capacity is less. †Actual drive specifications may differ slightly. Maintenance and Service Guide 7-5 - Compaq nc6140 | HP Compaq nc6140 Notebook PC - Maintenance and Service Guide - Page 158
Specifications Table 7-5 Primary 6-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 7-6 Maintenance and Service Guide - Compaq nc6140 | HP Compaq nc6140 Notebook PC - Maintenance and Service Guide - Page 159
Specifications Table 7-6 DVD-ROM Drive Applicable disc DVD-ROM (DVD-5, DVD-9, DVD-10, DVD-18) CD-ROM (Mode 1 and 2) CD Digital Audio CD-XA ready (Mode 2, Form 10,800 KB/s (1,352 KB/s at 1X DVD rate) 16.6 MB/s Startup time < 10 seconds Stop time < 3 seconds Maintenance and Service Guide 7-7 - Compaq nc6140 | HP Compaq nc6140 Notebook PC - Maintenance and Service Guide - Page 160
Specifications Table 7-7 DVD/CD-RW Combo Drive Applicable disc Center hole diameter Disc diameter Standard disc Mini disc Read: DVD-R, DVD-RW, DVD-ROM (DVD-5, DVD-9, DVD- ) CD-Bridge Write: CD-R and CD-RW 1.5 cm (0.59 in) 12 cm (4.72 in) 8 cm (3.15 in) 7-8 Maintenance and Service Guide - Compaq nc6140 | HP Compaq nc6140 Notebook PC - Maintenance and Service Guide - Page 161
Specifications Table 7-7 DVD/CD-RW Combo Drive (Continued) Disc thickness 1.2 mm (0.047 in) Track pitch 0.74 µm Access time CD media DVD media Random Full stroke < (1352 KB/s at 1X DVD rate) 16.6 MB/s Startup time < 15 seconds Stop time < 6 seconds Maintenance and Service Guide 7-9 - Compaq nc6140 | HP Compaq nc6140 Notebook PC - Maintenance and Service Guide - Page 162
Specifications Table 7-8 DVD±RW and CD-RW Combo Drive Applicable disc Center hole diameter Disc diameter Standard disc Mini disc Read: DVD-R, DVD-RW, DVD-ROM (DVD-5, DVD-9, DVD-10 -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) 7-10 Maintenance and Service Guide - Compaq nc6140 | HP Compaq nc6140 Notebook PC - Maintenance and Service Guide - Page 163
Specifications Table 7-8 DVD±RW and CD-RW Combo Drive (Continued) Disc thickness Track pitch Access time Random Full stroke Audio output level Cache buffer Data transfer rate 1X DVD rate) 2,700 KB/s (1,352 KB/s at 1X DVD rate) 16.6 MB/s < 15 seconds < 6 seconds Maintenance and Service Guide 7-11 - Compaq nc6140 | HP Compaq nc6140 Notebook PC - Maintenance and Service Guide - Page 164
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. 7-12 Maintenance and Service Guide - Compaq nc6140 | HP Compaq nc6140 Notebook PC - Maintenance and Service Guide - Page 165
Controller-24C3 Data Fax Modem with SmartCP Diskette drive Parallel port System CMOS/real-time clock Microsoft ACPI-compliant system Intel USB UHCI controller-24C2 Intel 82852/82855 GM/GME Graphic Controller Realtek RTL8139 Family PCI fast Ethernet Controller Maintenance and Service Guide 7-13 - Compaq nc6140 | HP Compaq nc6140 Notebook PC - Maintenance and Service Guide - Page 166
data processor IRQ14 Primary IDE channel IRQ15 Secondary IDE channel *Default configuration; audio possible configurations are IRQ5, IRQ7, IRQ9, IRQ10, or none. ✎ PC Cards may assert IRQ3, IRQ4, IRQ5, IRQ7, IRQ9, IRQ10, IRQ11, or IRQ15. Either the infrared or the serial port may assert IRQ3 - Compaq nc6140 | HP Compaq nc6140 Notebook PC - Maintenance and Service Guide - Page 167
(shipping configuration) DMA controller no. 1 Unused Interrupt controller no. 1 Opti 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 - Compaq nc6140 | HP Compaq nc6140 Notebook PC - Maintenance and Service Guide - Page 168
Function (shipping configuration) Unused DMA 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 - Compaq nc6140 | HP Compaq nc6140 Notebook PC - Maintenance and Service Guide - Page 169
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 7-17 - Compaq nc6140 | HP Compaq nc6140 Notebook PC - Maintenance and Service Guide - Page 170
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 7-18 Maintenance and Service Guide - Compaq nc6140 | HP Compaq nc6140 Notebook PC - Maintenance and Service Guide - Page 171
A Connector Pin Assignments Table A-1 Audio-Out (Headphone) Pin Signal 1 Audio out, left channel 2 Audio out, right channel Pin Signal 3 Ground Maintenance and Service Guide A-1 - Compaq nc6140 | HP Compaq nc6140 Notebook PC - Maintenance and Service Guide - Page 172
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 - A-2 Pin Signal 3 Data + 4 Ground Maintenance and Service Guide - Compaq nc6140 | HP Compaq nc6140 Notebook PC - Maintenance and Service Guide - Page 173
Connector Pin Assignments Table A-4 Serial Pin Signal 1 Carrier detect 2 Receive data 3 Transmit data 4 Data terminal ready 5 Ground Pin Signal 6 Data set ready 7 Ready to send 8 Clear to send 9 Ring indicator Maintenance and Service Guide A-3 - Compaq nc6140 | HP Compaq nc6140 Notebook PC - Maintenance and Service Guide - Page 174
16 Initialize printer 17 Select in 18 Ground 19 Ground 20 Ground 21 Ground 22 Ground 23 Ground 24 Ground 25 Ground Ground A-4 Maintenance and Service Guide - Compaq nc6140 | HP Compaq nc6140 Notebook PC - Maintenance and Service Guide - Page 175
Connector Pin Assignments Table A-6 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-5 - Compaq nc6140 | HP Compaq nc6140 Notebook PC - Maintenance and Service Guide - Page 176
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-6 Maintenance and Service Guide - Compaq nc6140 | HP Compaq nc6140 Notebook PC - Maintenance and Service Guide - Page 177
Connector Pin Assignments Table A-8 RJ-11 (Modem) Pin Signal 1 Unused 2 Tip 3 Ring Pin Signal 4 Unused 5 Unused 6 Unused Maintenance and Service Guide A-7 - Compaq nc6140 | HP Compaq nc6140 Notebook PC - Maintenance and Service Guide - Page 178
Connector Pin Assignments Table A-9 RJ-45 (Network) Pin Signal 1 Transmit + 2 Transmit - 3 Receive + 4 Unused Pin Signal 5 Unused 6 Receive - 7 Unused 8 Unused A-8 Maintenance and Service Guide - Compaq nc6140 | HP Compaq nc6140 Notebook PC - Maintenance and Service Guide - Page 179
or 220 to 240 volts AC. The power cord set included with the computer meets the requirements for use in the country where the equipment is purchased. Power cord sets for use in other countries must meet the requirements of the country where the computer is used. Maintenance and Service Guide B-1 - Compaq nc6140 | HP Compaq nc6140 Notebook PC - Maintenance and Service Guide - Page 180
set must be at least 1.5 m (5.0 ft) and a maximum of 2.0 m (6.5 ft). ■ All power cord sets must be approved by an acceptable accredited agency responsible for evaluation in the country where the power cord set will be used. ■ The power cord sets must have a minimum current capacity of 10 amps and - Compaq nc6140 | HP Compaq nc6140 Notebook PC - Maintenance and Service Guide - Page 181
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. 2. The flexible cord in accordance with the Japanese Dentori Law. The flexible cord must be Type VCT or VCTF, 3-conductor, 1.00 - Compaq nc6140 | HP Compaq nc6140 Notebook PC - Maintenance and Service Guide - Page 182
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. 2. The flexible cord will be used. 5. The flexible cord must be Type VCTF, 3-conductor, 0.75 mm² conductor size. Power cord set - Compaq nc6140 | HP Compaq nc6140 Notebook PC - Maintenance and Service Guide - Page 183
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 378235-001. Maintenance and Service Guide C-1 - Compaq nc6140 | HP Compaq nc6140 Notebook PC - Maintenance and Service Guide - Page 184
Screw Listing Table C-1 Phillips PM2.0×4.0 Screw Head mm Color Qty. Length Thread Width Black 7 4.0 mm 2.0 mm 4.0 mm Where used: Two screws that secure the hard drive cover and connector to the hard drive (documented in Section 6.4) Phillips PM2.0×4.0 Screw Locations C-2 Maintenance and - Compaq nc6140 | HP Compaq nc6140 Notebook PC - Maintenance and Service Guide - Page 185
7 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 memory module cover to the computer (screw is captured on the cover by a C clip; documented in Section 6.7) Phillips PM2.0×4.0 Screw Locations Maintenance and Service Guide - Compaq nc6140 | HP Compaq nc6140 Notebook PC - Maintenance and Service Guide - Page 186
Listing Table C-1 Phillips PM2.0×4.0 Screw (Continued) Head mm Color Qty. Length Thread Width Black 7 4.0 mm 2.0 mm 4.0 mm Where used: 2 screws that secure the optical drive bracket to the optical drive (documented in Section 6.9) Phillips PM2.0×4.0 Screw Locations C-4 Maintenance and - Compaq nc6140 | HP Compaq nc6140 Notebook PC - Maintenance and Service Guide - Page 187
Head mm Color Qty. Length Thread Width Silver 1 13.0 mm 2.5 mm 5.5 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-5 - Compaq nc6140 | HP Compaq nc6140 Notebook PC - Maintenance and Service Guide - Page 188
Screw Listing Table C-3 Phillips PM3.0×4.0 Screw Head mm Color Qty. Length Thread Width Silver 4 4.0 mm 3.0 mm 4.5 mm Where used: Four screws that secure the hard drive cover to the hard drive (documented in Section 6.4) Phillips PM3.0×4.0 Screw Locations C-6 Maintenance and Service Guide - Compaq nc6140 | HP Compaq nc6140 Notebook PC - Maintenance and Service Guide - Page 189
Screw Listing Table C-4 Torx8 T8M2.5×9.0 Screw Head mm Color Qty. Length Thread Width Black 24 9.0 mm 2.5 mm 4.0 mm Where used: One screw that secures the optical drive to the computer (documented in Section 6.9) Torx8 T8M2.5×9.0 Screw Location Maintenance and Service Guide C-7 - Compaq nc6140 | HP Compaq nc6140 Notebook PC - Maintenance and Service Guide - Page 190
C-4 Torx8 T8M2.5×9.0 Screw (Continued) mm Color Qty. Length Thread Black 24 9.0 mm 2.5 mm Where used: 2 screws that secure the keyboard to the computer (documented in Section 6.10; left screw also secures optical drive) Head Width 4.0 mm Torx8 T8M2.5×9.0 Screw Locations C-8 Maintenance and - Compaq nc6140 | HP Compaq nc6140 Notebook PC - Maintenance and Service Guide - Page 191
Listing Table C-4 Torx8 T8M2.5×9.0 Screw (Continued) Head mm Color Qty. Length Thread Width Black 24 9.0 mm 2.5 mm 4.0 mm Where used: 2 screws that secure the display assembly to the computer (documented in Section 6.18) Torx8 T8M2.5×9.0 Screw Locations Maintenance and Service Guide C-9 - Compaq nc6140 | HP Compaq nc6140 Notebook PC - Maintenance and Service Guide - Page 192
Listing Table C-4 Torx8 T8M2.5×9.0 Screw (Continued) Head mm Color Qty. Length Thread Width Black 24 9.0 mm 2.5 mm 4.0 mm Where used: 4 screws that secure the display assembly to the computer (documented in Section 6.18) Torx8 T8M2.5×9.0 Screw Locations C-10 Maintenance and Service Guide - Compaq nc6140 | HP Compaq nc6140 Notebook PC - Maintenance and Service Guide - Page 193
Screw Listing Table C-4 Torx8 T8M2.5×9.0 Screw (Continued) Head mm Color Qty. Length Thread Width Black 24 9.0 mm 2.5 mm 4.0 mm Where used: 13 screws that secure the top cover to the computer (documented in Section 6.19) Torx8 T8M2.5×9.0 Screw Locations Maintenance and Service Guide C-11 - Compaq nc6140 | HP Compaq nc6140 Notebook PC - Maintenance and Service Guide - Page 194
Screw Listing Table C-4 Torx8 T8M2.5×9.0 Screw (Continued) mm Color Qty. Length Thread Black 24 9.0 mm 2.5 mm Where used: 2 screws that secure the top cover to the computer (documented in Section 6.19) Head Width 4.0 mm Torx8 T8M2.5×9.0 Screw Locations C-12 Maintenance and Service Guide - Compaq nc6140 | HP Compaq nc6140 Notebook PC - Maintenance and Service Guide - Page 195
Screw Listing Table C-5 Torx8 T8M2.5×2.0 Screw Head mm Color Qty. Length Thread Width Black 2 2.0 mm 2.5 mm 6.0 mm Where used: 2 screws that secure the switch cover to the computer (documented in Section 6.16) Torx8 T8M2.5×2.0 Screw Locations Maintenance and Service Guide C-13 - Compaq nc6140 | HP Compaq nc6140 Notebook PC - Maintenance and Service Guide - Page 196
Screw Listing Table C-6 Phillips PM1.5×4.0 Screw Head mm Color Qty. Length Thread Width Silver 4 4.0 mm 1.5 mm 4.0 mm Where used: 4 screws that secure the LED board to the switch cover (documented in Section 6.17) Phillips PM1.5×4.0 Screw Locations C-14 Maintenance and Service Guide - Compaq nc6140 | HP Compaq nc6140 Notebook PC - Maintenance and Service Guide - Page 197
Screw Listing Table C-7 Phillips PM2.5×7.0 Screw Head mm Color Qty. Length Thread Width Silver 2 7.0 mm 2.5 mm 4.5 mm Where used: 2 screws that secure the fan to the computer (screws are captured on the fan assembly by an O clip; documented in Section 6.11) Phillips PM2.5×7.0 Screw - Compaq nc6140 | HP Compaq nc6140 Notebook PC - Maintenance and Service Guide - Page 198
Screw Listing Table C-8 Phillips PM2.5×8.0 Shoulder Screw Head mm Color Qty. Length Thread Width Silver 4 8.0 mm 2.5 mm 5.0 mm Where used: 4 screws that secure the heat sink to the computer (screws are captured on the heat sink by C clips; documented in Section 6.12) Phillips PM2.5×8.0 - Compaq nc6140 | HP Compaq nc6140 Notebook PC - Maintenance and Service Guide - Page 199
Screw Listing Table C-9 Phillips PM2.5×3.0 Screw Head mm Color Qty. Length Thread Width Black 4 3.0 mm 2.5 mm 4.0 mm Where used: 2 screws that secure the modem module to the computer (documented in Section 6.22) Phillips PM2.5×3.0 Screw Locations Maintenance and Service Guide C-17 - Compaq nc6140 | HP Compaq nc6140 Notebook PC - Maintenance and Service Guide - Page 200
Screw Listing Table C-9 Phillips PM2.5×3.0 Screw (Continued) mm Color Qty. Length Thread Black 4 3.0 mm 2.5 mm Where used: 2 screws that secure the Mini Card WWAN module to the computer (documented in Section 6.23) Head Width 4.0 mm Phillips PM2.5×3.0 Screw Locations C-18 Maintenance and - Compaq nc6140 | HP Compaq nc6140 Notebook PC - Maintenance and Service Guide - Page 201
Screw Listing Table C-10 Torx8 T8M2.5×4.0 Screw Head mm Color Qty. Length Thread Width Black 7 4.0 mm 2.5 mm 4.0 mm Where used: 6 screws that secure the speaker to the computer (documented in Section 6.20) Torx8 T8M2.5×4.0 Screw Locations Maintenance and Service Guide C-19 - Compaq nc6140 | HP Compaq nc6140 Notebook PC - Maintenance and Service Guide - Page 202
Screw Listing Table C-10 Torx8 T8M2.5×4.0 Screw (Continued) Head mm Color Qty. Length Thread Width Black 7 4.0 mm 2.5 mm 4.0 mm Where used: 1 screw that secures the system board to the computer (documented in Section 6.25) Torx8 T8M2.5×4.0 Screw Location C-20 Maintenance and Service Guide - Compaq nc6140 | HP Compaq nc6140 Notebook PC - Maintenance and Service Guide - Page 203
Screw Listing Table C-11 Phillips PM1.5×3.0 Screw Head mm Color Qty. Length Thread Width Silver 1 3.0 mm 1.5 mm 4.0 mm Where used: One screw that secures the USB/audio board the computer (documented in Section 6.24) Phillips PM1.5×3.0 Screw Location Maintenance and Service Guide C-21 - Compaq nc6140 | HP Compaq nc6140 Notebook PC - Maintenance and Service Guide - Page 204
Screw Listing Table C-12 Hex Socket HM5.0×9.0 Screw Lock Head mm Color Qty. Length Thread Width Silver 6 9.0 mm 5.0 mm 5.0 mm Where used: 1 Two screw locks that secure the system board to the computer (documented in Section 6.25) 2 Two screw locks that secure the system board to the - Compaq nc6140 | HP Compaq nc6140 Notebook PC - Maintenance and Service Guide - Page 205
Listing Table C-12 Hex Socket HM5.0×9.0 Screw Lock (Continued) Head mm Color Qty. Length Thread Width Silver 6 9.0 mm 5.0 mm 5.0 mm Where used: 2 screw locks that secure the serial connector board to the system board (documented in Section 6.27) Hex Socket HM5.0×9.0 Screw Lock Locations - Compaq nc6140 | HP Compaq nc6140 Notebook PC - Maintenance and Service Guide - Page 206
Screw Listing Table C-13 Phillips PM2.0×3.0 Screw Head mm Color Qty. Length Thread Width Black 4 3.0 mm 2.0 mm 4.0 mm Where used: 4 screws that secure the PC Card assembly to the system board (documented in Section 6.26) Phillips PM2.0×3.0 Screw Locations C-24 Maintenance and Service Guide - Compaq nc6140 | HP Compaq nc6140 Notebook PC - Maintenance and Service Guide - Page 207
are the liquid crystal display (LCD) panel and the backlight. Careful handling should be exercised when removing these components. ✎ Materials Disposal This HP product contains mercury in the backlight Electronic Industries Alliance (EIA) at http://www.eiae.org. Maintenance and Service Guide D-1 - Compaq nc6140 | HP Compaq nc6140 Notebook PC - Maintenance and Service Guide - Page 208
from one display assembly to another. The procedures provided in this appendix are general disassembly instructions. Specific details, such as screw sizes, quantities, and locations, and component shapes and sizes, can vary from one computer model to another. D-2 Maintenance and Service Guide - Compaq nc6140 | HP Compaq nc6140 Notebook PC - Maintenance and Service Guide - Page 209
Display Component Recycling Perform the following steps to disassemble the display assembly: 1. Remove all screw covers 1 and screws 2 that secure the display bezel to the display assembly. Removing the Display Bezel Screw Covers and Screws Maintenance and Service Guide D-3 - Compaq nc6140 | HP Compaq nc6140 Notebook PC - Maintenance and Service Guide - Page 210
Display Component Recycling 2. Lift up and out on the left and right inside edges 1 and the top and bottom inside edges 2 of the display bezel until the bezel disengages from the display assembly. 3. Remove the display bezel 3. Removing the Display Bezel D-4 Maintenance and Service Guide - Compaq nc6140 | HP Compaq nc6140 Notebook PC - Maintenance and Service Guide - Page 211
Display Component Recycling 4. Disconnect all display panel cables 1 from the display inverter and remove the inverter 2. Removing the Display Inverter Maintenance and Service Guide D-5 - Compaq nc6140 | HP Compaq nc6140 Notebook PC - Maintenance and Service Guide - Page 212
Display Component Recycling 5. Remove all screws 1 that secure the display panel assembly to the display enclosure. 6. Remove the display panel assembly 2 from the display enclosure. Removing the Display Panel Assembly D-6 Maintenance and Service Guide - Compaq nc6140 | HP Compaq nc6140 Notebook PC - Maintenance and Service Guide - Page 213
Display Component Recycling 7. Turn the display panel assembly upside down. 8. Remove all screws that secure the display panel frame to the display panel. Removing the Display Panel Frame Screws Maintenance and Service Guide D-7 - Compaq nc6140 | HP Compaq nc6140 Notebook PC - Maintenance and Service Guide - Page 214
Display Component Recycling 9. Use a sharp-edged tool to cut the tape 1 that secures the sides of the display panel to the display panel frame. 10. Remove the display panel frame 2 from the display panel. Removing the Display Frame D-8 Maintenance and Service Guide - Compaq nc6140 | HP Compaq nc6140 Notebook PC - Maintenance and Service Guide - Page 215
Display Component Recycling 11. Remove the screws 1 that secure the backlight cover to the display panel. 12. Lift the top edge of the backlight cover 2 and swing it forward. 13. Remove the backlight cover. Removing the Backlight Cover Maintenance and Service Guide D-9 - Compaq nc6140 | HP Compaq nc6140 Notebook PC - Maintenance and Service Guide - Page 216
Display Component Recycling 14. Turn the display panel right-side up. 15. Remove the backlight cables 1 from the clip 2 in the display panel. Releasing the Backlight Cables D-10 Maintenance and Service Guide - Compaq nc6140 | HP Compaq nc6140 Notebook PC - Maintenance and Service Guide - Page 217
Display Component Recycling 16. Turn the display panel upside down. 17. Remove the backlight frame from the display panel. Removing the Backlight Frame Maintenance and Service Guide D-11 - Compaq nc6140 | HP Compaq nc6140 Notebook PC - Maintenance and Service Guide - Page 218
avoid damaging this component and causing exposure to the mercury. 18. Slide the backlight out of the backlight frame. Removing the Backlight D-12 Maintenance and Service Guide - Compaq nc6140 | HP Compaq nc6140 Notebook PC - Maintenance and Service Guide - Page 219
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. Release the tape 4 that secures the LCD panel to the display rear panel. Releasing the LCD Panel Maintenance and Service Guide D-13 - Compaq nc6140 | HP Compaq nc6140 Notebook PC - Maintenance and Service Guide - Page 220
Display Component Recycling 23. Remove the LCD panel. Removing the LCD Panel 24. Recycle the LCD panel and backlight. D-14 Maintenance and Service Guide - Compaq nc6140 | HP Compaq nc6140 Notebook PC - Maintenance and Service Guide - Page 221
Digital Media Slot light 1-7 A AC adapter, spare part number 4-11, 4-12 Altiris Local Recovery 3-7 Application and Driver Recovery disc 3-7, 3-14 applications, reinstalling or repairing 3-11, 3-12, 3-14 arrow keys 1-15 audio board cable 4-9 audio troubleshooting 2-21 audio-in jack location 1-9 pin - Compaq nc6140 | HP Compaq nc6140 Notebook PC - Maintenance and Service Guide - Page 222
spare part number 4-12 HP Docking Station, spare part number 4-11 troubleshooting 2-14 downloading software 3-3 drive light 1-7 drivers, reinstalling or repairing 3-14 drives, preventing damage 5-3 DVD/CD-RW Combo Drive OS loading problems 2-20 precautions 5-3 Index-2 Maintenance and Service Guide - Compaq nc6140 | HP Compaq nc6140 Notebook PC - Maintenance and Service Guide - Page 223
feet illustrated 4-8 locations 6-10 flowcharts, troubleshooting no audio 2-21, 2-22 no network/modem connection 2-26 no OS loading 2-15 no OS loading from diskette drive 2-19 no OS loading from hard drive 2-16, 2-17, 2-18 no OS loading from optical drive 2-20 no power 2-8, 2-10, 2-11 no video 2-12 - Compaq nc6140 | HP Compaq nc6140 Notebook PC - Maintenance and Service Guide - Page 224
drive OS loading problems 2-16 precautions 5-3 removal 6-7 spare part numbers 4-7, 4-10, 4-13, 4-14, 6-7 specifications 7-5 hard drive bay 1-21 hard drive cover illustrated 4-8 removal 6-7 headphone jack location 1-9 pin assignments A-1 heat sink removal 6-25 spare part number 4-3, 4-13, 6-25 HP - Compaq nc6140 | HP Compaq nc6140 Notebook PC - Maintenance and Service Guide - Page 225
2-26 nonfunctioning device, troubleshooting 2-14, 2-23 num lock key 1-15 num lock light 1-17 O operating system System Recovery 3-7 Windows reinstalling or repairing 3-14 Operating System disc 3-7, 3-11, 3-12 optical drive location 1-9 OS loading problems 2-20 precautions 5-3 removal - Compaq nc6140 | HP Compaq nc6140 Notebook PC - Maintenance and Service Guide - Page 226
power button 1-16 power connector 1-13 power cord set requirements B-2 spare part number 4-11, 4-12 power light 1-6, 1-16 power management features 1-5 power, troubleshooting 3-3 RTC battery illustrated 4-8 service considerations 5-2 snapshot 3-7 SoftPaq 3-3 Index-6 Maintenance and Service Guide - Compaq nc6140 | HP Compaq nc6140 Notebook PC - Maintenance and Service Guide - Page 227
cable, illustrated 4-9 TouchPad left/right buttons 1-19 TouchPad scroll zone 1-19 transporting precautions 5-5 travel battery connector 1-21 travel battery, spare part number 4-5, 4-11, 4-12 troubleshooting audio 2-21 Computer Setup 2-1 docking device 2-14 Maintenance and Service Guide Index-7 - Compaq nc6140 | HP Compaq nc6140 Notebook PC - Maintenance and Service Guide - Page 228
password 1-4 USB/audio board removal 6-53 spare part number 4-5, 4-14, 6-53 V video troubleshooting 2-12 volume buttons 1-17 W Windows applications key 1-15 Windows logo key 1-15 wireless button 1-17 wireless light 1-6, 1-17 workstation precautions 5-6 Index-8 Maintenance and Service Guide
Maintenance and Service
Guide
HP Compaq nc6140 Notebook PC
Document Part Number: 409813-001
January 2006
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.