Compaq nc6400 - Notebook PC Specifications

Maintenance and Service GuideHP Compaq nc6400 Notebook PCDocument Part Number: 406847-003March 2007This guide is a troubleshooting reference used for

Product DescriptionMaintenance and Service Guide 1–3 Integrated high-speed 56K modem with RJ-11 jack Integrated wireless support for Mini Card IEEE

4–8 Maintenance and Service GuideRemoval and Replacement PreliminariesTable 4-1 shows how humidity affects the electrostatic voltage levels generated

Maintenance and Service Guide 5–15Removal and ReplacementProceduresThis chapter provides removal and replacement procedures.There are as many as 81 sc

5–2 Maintenance and Service GuideRemoval and Replacement Procedures5.1 Serial NumberReport the computer serial number to HP when requesting informatio

Removal and Replacement ProceduresMaintenance and Service Guide 5–35.2 Disassembly Sequence ChartUse the chart below to determine the section number t

5–4 Maintenance and Service GuideRemoval and Replacement ProceduresSection Description# of Screws Removed5.10 Keyboard 35.11 RTC Battery 05.12 Interna

Removal and Replacement ProceduresMaintenance and Service Guide 5–55.3 Preparing the Computer for DisassemblyBefore you begin any removal or installat

5–6 Maintenance and Service GuideRemoval and Replacement Procedures4. Remove the battery by following these steps:a. Turn the computer upside down wit

Removal and Replacement ProceduresMaintenance and Service Guide 5–75.4 Hard Drive1. Prepare the computer for disassembly (refer to Section 5.3).2. Pos

5–8 Maintenance and Service GuideRemoval and Replacement Procedures3. Loosen the two Phillips PM2.0×5.0 screws 1 that secure the hard drive cover to t

Removal and Replacement ProceduresMaintenance and Service Guide 5–96. Loosen the Phillips PM2.5×13.0 spring-loaded hard drive retention screw 1.7. Gra

1–4 Maintenance and Service GuideProduct Description1.2 Resetting the ComputerIf the computer you are servicing has an unknown password, follow the st

5–10 Maintenance and Service GuideRemoval and Replacement Procedures9. Remove the four Phillips PM3.0×3.0 hard drive frame screws 1 from each side of

Removal and Replacement ProceduresMaintenance and Service Guide 5–115.5 Computer FeetThe computer feet are adhesive-backed rubber pads. The feet are i

5–12 Maintenance and Service GuideRemoval and Replacement Procedures5.6 Bluetooth Module1. Prepare the computer for disassembly (refer to Section 5.3)

Removal and Replacement ProceduresMaintenance and Service Guide 5–134. Slide the Bluetooth module 1 to the right until the left side of the module is

5–14 Maintenance and Service GuideRemoval and Replacement Procedures5.7 External Memory Module1. Prepare the computer for disassembly (refer to Sectio

Removal and Replacement ProceduresMaintenance and Service Guide 5–153. Loosen the Phillips PM2.0×5.0 screw 1 that secures the memory module compartmen

5–16 Maintenance and Service GuideRemoval and Replacement Procedures6. Spread the retaining tabs 1 on each side of the memory module socket to release

Removal and Replacement ProceduresMaintenance and Service Guide 5–175.8 Mini Card WLAN ModuleMini Card WLAN ModuleSpare Part Number Information802.11b

5–18 Maintenance and Service GuideRemoval and Replacement Procedures802.11a/b/g GL WLAN module for use in the countries or regions listed below. These

Removal and Replacement ProceduresMaintenance and Service Guide 5–191. Prepare the computer for disassembly (Section 5.3).2. Position the computer wit

Product DescriptionMaintenance and Service Guide 1–51. 3 Powe r M a n a g e m e n tThe computer comes with power management features that extend batt

5–20 Maintenance and Service GuideRemoval and Replacement Procedures6. Make note of which wireless antenna cable is attached to which antenna clip on

Removal and Replacement ProceduresMaintenance and Service Guide 5–215.9 MultiBay II Device1. Prepare the computer for disassembly (Section 5.3).2. Pos

5–22 Maintenance and Service GuideRemoval and Replacement Procedures3. Remove the Phillips PM2.5×5.0 screw 1 that secures the MultiBay II device to th

Removal and Replacement ProceduresMaintenance and Service Guide 5–235.10 Keyboard1. Prepare the computer for disassembly (Section 5.3).2. Position the

5–24 Maintenance and Service GuideRemoval and Replacement Procedures3. Remove the three Torx8 T8M2.5×11.0 screws that secure the keyboard to the compu

Removal and Replacement ProceduresMaintenance and Service Guide 5–254. Turn the computer display-side up with the front toward you.5. Open the compute

5–26 Maintenance and Service GuideRemoval and Replacement Procedures8. Release the zero insertion force (ZIF) connector 1 to which the keyboard cable

Removal and Replacement ProceduresMaintenance and Service Guide 5–2711. If it is necessary to replace the pointing stick cable, turn the keyboard upsi

5–28 Maintenance and Service GuideRemoval and Replacement Procedures5.11 RTC Battery✎The RTC battery is included in the Plastics Kit, spare part numbe

Removal and Replacement ProceduresMaintenance and Service Guide 5–295.12 Internal Memory Module1. Prepare the computer for disassembly (Section 5.3).2

1–6 Maintenance and Service GuideProduct Description1.4 External ComponentsThe external components on the front of the computer are shown below and de

5–30 Maintenance and Service GuideRemoval and Replacement Procedures3. Spread the retaining tabs 1 on each side of the memory module socket to release

Removal and Replacement ProceduresMaintenance and Service Guide 5–315.13 Modem Module1. Prepare the computer for disassembly (Section 5.3).2. Release

5–32 Maintenance and Service GuideRemoval and Replacement Procedures3. Remove the two Phillips PM2.0×6.0 screws 1 that secure the modem module to the

Removal and Replacement ProceduresMaintenance and Service Guide 5–335.14 Mini Card WWAN Module1. Prepare the computer for disassembly (Section 5.3).2.

5–34 Maintenance and Service GuideRemoval and Replacement Procedures3. Make note of which wireless antenna cable is attached to which antenna clip on

Removal and Replacement ProceduresMaintenance and Service Guide 5–355.15 Switch Cover1. Prepare the computer for disassembly (Section 5.3).2. Remove t

5–36 Maintenance and Service GuideRemoval and Replacement Procedures5. Turn the computer display-side up with front toward you.6. Open the computer as

Removal and Replacement ProceduresMaintenance and Service Guide 5–375.16 Power Button Board1. Prepare the computer for disassembly (Section 5.3).2. Re

5–38 Maintenance and Service GuideRemoval and Replacement Procedures5.17 Fan Assembly1. Prepare the computer for disassembly (Section 5.3).2. Remove t

Removal and Replacement ProceduresMaintenance and Service Guide 5–395.18 Heat Sink1. Prepare the computer for disassembly (Section 5.3), and then remo

Product DescriptionMaintenance and Service Guide 1–73 Battery light Amber: A battery is charging. Green: A battery is close to full charge capacity

5–40 Maintenance and Service GuideRemoval and Replacement Procedures2. Noting the required screw removal sequence, loosen the four Phillips PM2.0×10.0

Removal and Replacement ProceduresMaintenance and Service Guide 5–41✎The thermal paste and thermal pads should be thoroughly cleaned from the surfaces

5–42 Maintenance and Service GuideRemoval and Replacement Procedures5.19 Processor1. Prepare the computer for disassembly (Section 5.3), and then remo

Removal and Replacement ProceduresMaintenance and Service Guide 5–432. Use a flat-bladed screwdriver to turn the processor locking screw 1 one-half tu

5–44 Maintenance and Service GuideRemoval and Replacement Procedures5.20 Display Assembly1. Prepare the computer for disassembly (Section 5.3).2. Disc

Removal and Replacement ProceduresMaintenance and Service Guide 5–456. Close the computer and turn it upside down with the rear panel toward you.7. Re

5–46 Maintenance and Service GuideRemoval and Replacement Procedures8. Turn the computer display-side up with the front toward you.9. Open the compute

Removal and Replacement ProceduresMaintenance and Service Guide 5–47ÄCAUTION: Support the display assembly when removing the following screws. Failure

5–48 Maintenance and Service GuideRemoval and Replacement ProceduresDisplay Assembly ComponentsSpare Part Number InformationDescriptionSpare Part Numb

Removal and Replacement ProceduresMaintenance and Service Guide 5–4914. Remove the following:1 and 2 four rubber screw covers✎The two rubber screw cov

1–8 Maintenance and Service GuideProduct DescriptionThe external components on the right side of the computer are shown below and described in Table 1

5–50 Maintenance and Service GuideRemoval and Replacement Procedures15. Flex the insides edges of the left and right sides 1 and the top and bottom si

Removal and Replacement ProceduresMaintenance and Service Guide 5–5117. If it is necessary to replace the display hinges, remove the Phillips PM2.5×4.

5–52 Maintenance and Service GuideRemoval and Replacement Procedures19. Remove the four mylar screw covers 1 and the four Phillips PM2.0×3.0 screws 2

Removal and Replacement ProceduresMaintenance and Service Guide 5–5322. Disconnect the display 1 and backlight cables 2 from the inverter.23. Remove t

5–54 Maintenance and Service GuideRemoval and Replacement Procedures24. If it is necessary to replace the wireless antenna transceivers and cables, re

Removal and Replacement ProceduresMaintenance and Service Guide 5–555.21 Top Cover1. Prepare the computer for disassembly (Section 5.3), and then remo

5–56 Maintenance and Service GuideRemoval and Replacement Procedures3. Remove the following:1 Two rubber screw covers2 Nine Torx8 T8M2.5×11.0 screws t

Removal and Replacement ProceduresMaintenance and Service Guide 5–574. Turn the computer right-side up with the front toward you.5. Disconnect the fol

5–58 Maintenance and Service GuideRemoval and Replacement Procedures6. Remove the microphone 1 from the clip in the top cover and the cable 2 from the

Removal and Replacement ProceduresMaintenance and Service Guide 5–597. Remove the two Torx8 T8M2.5×7.0 screws that secure the top cover to the base en

Product DescriptionMaintenance and Service Guide 1–9Table 1-2Right-Side ComponentsItem Component Function1 Smart card slot Supports optional smart car

5–60 Maintenance and Service GuideRemoval and Replacement Procedures8. Swing the rear edge of the top cover 1 up and forward 2 until the left and righ

Removal and Replacement ProceduresMaintenance and Service Guide 5–615.22 PC Card/Digital Media Board1. Prepare the computer for disassembly (Section 5

5–62 Maintenance and Service GuideRemoval and Replacement Procedures2. Remove the three Phillips PM2.5×5.0 screws 1 that secure the PC Card/digital me

Removal and Replacement ProceduresMaintenance and Service Guide 5–634. If it is necessary to remove the PC Card assembly from the digital media board,

5–64 Maintenance and Service GuideRemoval and Replacement Procedures5.23 Speaker1. Prepare the computer for disassembly (Section 5.3), and then remove

Removal and Replacement ProceduresMaintenance and Service Guide 5–652. Disconnect the speaker cable 1 from the system board.3. Remove the speaker 2 fr

5–66 Maintenance and Service GuideRemoval and Replacement Procedures5.24 Microphone1. Prepare the computer for disassembly (Section 5.3), and then rem

Removal and Replacement ProceduresMaintenance and Service Guide 5–672. Disconnect the microphone cable 1 from the system board.3. Remove the microphon

5–68 Maintenance and Service GuideRemoval and Replacement Procedures5.25 System Board✎When replacing the system board, be sure that the following comp

Removal and Replacement ProceduresMaintenance and Service Guide 5–691. Prepare the computer for disassembly (Section 5.3), and then remove the followi

1–10 Maintenance and Service GuideProduct DescriptionThe external components on the left side of the computer are shown below and described in Table 1

5–70 Maintenance and Service GuideRemoval and Replacement Procedures2. Turn the computer upside down with the front toward you.3. Remove the two Phill

Removal and Replacement ProceduresMaintenance and Service Guide 5–714. Turn the computer right-side up with the front toward you.5. Remove the audio b

5–72 Maintenance and Service GuideRemoval and Replacement Procedures8. Disconnect the modem module cable 1 from the system board.✎The modem module cab

Removal and Replacement ProceduresMaintenance and Service Guide 5–7310. Remove the four Phillips PM2.5×5.0 screws that secure the system board to the

5–74 Maintenance and Service GuideRemoval and Replacement Procedures11. Use the hard drive connector 1 to lift the right side of the system board 2 un

Removal and Replacement ProceduresMaintenance and Service Guide 5–7513. If it is necessary to replace the audio cable, disconnect the cable from the t

5–76 Maintenance and Service GuideRemoval and Replacement Procedures14. If it is necessary to replace the modem connector and cable, remove the connec

Removal and Replacement ProceduresMaintenance and Service Guide 5–775.26 MultiBay II Eject Assembly1. Prepare the computer for disassembly (Section 5.

5–78 Maintenance and Service GuideRemoval and Replacement Procedures2. Remove the Phillips PM2.0×6.0 screw 1 that secures the MultiBay II eject assemb

Maintenance and Service Guide 6–16SpecificationsThis chapter provides physical and performance specifications.Table 6-1ComputerDimensions Metric U.S.H

Product DescriptionMaintenance and Service Guide 1–11Table 1-3Left-Side ComponentsItem Component Function1 Exhaust vent Provides airflow to cool inter

6–2 Maintenance and Service GuideSpecificationsRelative humidity (noncondensing)OperatingNonoperating10% to 90%5% to 95%10% to 90%5% to 95%Maximum alt

SpecificationsMaintenance and Service Guide 6–3Table 6-214.1-inch, WXGADimensionsHeightWidthDiagonal21.3 cm28.5 cm35.8 cm8.4 in11.2in14.1 inNumber of

6–4 Maintenance and Service GuideSpecificationsTable 6-3Hard Drives120-GB* 100-GB* 80-GB*DimensionsHeightWidthWeight9.5 mm70 mm99 g9.5 mm70 mm99 g9.5

SpecificationsMaintenance and Service Guide 6–5100-GB* 80-GB* 60-GB* 40-GB*DimensionsHeightWidthWeight9.5 mm70 mm99 g9.5 mm70 mm99 g9.5 mm70 mm99 g9.5

6–6 Maintenance and Service GuideSpecificationsTable 6-4DVD±RW and CD-RW Combo DriveApplicable disc Read:DVD-R, DVD-RW, DVD-ROM (DVD-5, DVD-9, DVD-10,

SpecificationsMaintenance and Service Guide 6–7Disc thickness 1.2 mm (0.047 in)Track pitch 0.74 µmAccess time CD DVDRandomFull stroke< 175 ms< 2

6–8 Maintenance and Service GuideSpecificationsTable 6-5DVD-ROM DriveApplicable disc DVD-ROM (DVD-5, DVD-9, DVD-10, DVD-18)CD-ROM (Mode 1 and 2)CD Dig

SpecificationsMaintenance and Service Guide 6–9Table 6-6System DMAHardware DMA System FunctionDMA0 Not applicableDMA1* Not applicableDMA2* Not applica

6–10 Maintenance and Service GuideSpecificationsTable 6-7System InterruptsHardware IRQ System FunctionIRQ0 System timerIRQ1 Standard 101-/102-Key or M

SpecificationsMaintenance and Service Guide 6–11IRQ11 Intel USB EHCI controller—24CDIntel USB UHCI controller—24C4Intel USB UHCI controller—24C7Intel

1–12 Maintenance and Service GuideProduct DescriptionThe external components on the rear panel of the computer are shown below and described in Table

6–12 Maintenance and Service GuideSpecificationsTable 6-8System I/O AddressesI/O Address (hex) System Function (shipping configuration)000 - 00F DMA c

SpecificationsMaintenance and Service Guide 6–13I/O Address (hex) System Function (shipping configuration)0A2 - 0BF Unused0C0 - 0DF DMA controller no.

6–14 Maintenance and Service GuideSpecificationsI/O Address (hex) System Function (shipping configuration)2F0 - 2F7 Unused2F8 - 2FF Infrared port300 -

SpecificationsMaintenance and Service Guide 6–15Table 6-9System Memory MapSize Memory Address System Function640 KB 00000000-0009FFFF Base memory128 K

Maintenance and Service Guide A–1A Screw ListingThis appendix provides specification and reference information for the screws used in the computer. Al

A–2 Maintenance and Service GuideScrew ListingPhillips PM2.0×5.0 Screw LocationsTable A-2Phillips PM2.0×5.0 ScrewColor Qty. Length ThreadHead WidthBla

Screw ListingMaintenance and Service Guide A–3Phillips PM2.5×13.0 Screw LocationTable A-3Phillips PM2.5×13.0 Spring-Loaded ScrewColor Qty. Length Thre

A–4 Maintenance and Service GuideScrew ListingPhillips PM2.5×5.0 Screw LocationTable A-4Phillips PM2.5×5.0 ScrewColor Qty. Length ThreadHead WidthBlac

Screw ListingMaintenance and Service Guide A–5Phillips PM2.5×5.0 Screw LocationsTable A-4Phillips PM2.5×5.0 Screw (Continued)Color Qty. Length ThreadH

A–6 Maintenance and Service GuideScrew ListingPhillips PM2.5×5.0 Screw LocationsTable A-4Phillips PM2.5×5.0 Screw (Continued)Color Qty. Length ThreadH

© Copyright 2006, 2007 Hewlett-Packard Development Company, L.P.Microsoft, Windows, and Windows Vista are either trademarks or registered trademarks o

Product DescriptionMaintenance and Service Guide 1–13Table 1-4Rear Panel ComponentsItem Component Function1 Security cable slot Attaches an optional s

Screw ListingMaintenance and Service Guide A–7Phillips PM2.5×5.0 Screw LocationsTable A-4Phillips PM2.5×5.0 Screw (Continued)Color Qty. Length ThreadH

A–8 Maintenance and Service GuideScrew ListingTorx8 T8M2.5×11.0 Screw LocationsTable A-5Torx8 T8M2.5×11.0 ScrewColor Qty. Length ThreadHead WidthBlack

Screw ListingMaintenance and Service Guide A–9Torx8 T8M2.5×11.0 Screw LocationsTable A-5Torx8 T8M2.5×11.0 Screw (Continued)Color Qty. Length ThreadHea

A–10 Maintenance and Service GuideScrew ListingPhillips PM2.0×6.0 Screw LocationsTable A-6Phillips PM2.0×6.0 ScrewColor Qty. Length ThreadHead WidthSi

Screw ListingMaintenance and Service Guide A–11Phillips PM2.0×6.0 Screw LocationsTable A-6Phillips PM2.0×6.0 Screw (Continued)Color Qty. Length Thread

A–12 Maintenance and Service GuideScrew ListingPhillips PM2.0×6.0 Screw LocationTable A-6Phillips PM2.0×6.0 Screw (Continued)Color Qty. Length ThreadH

Screw ListingMaintenance and Service Guide A–13Phillips PM2.0×3.0 Screw LocationsTable A-7Phillips PM2.0×3.0 ScrewColor Qty. Length ThreadHead WidthSi

A–14 Maintenance and Service GuideScrew ListingPhillips PM2.0×3.0 Screw LocationsTable A-7Phillips PM2.0×3.0 Screw (Continued)Color Qty. Length Thread

Screw ListingMaintenance and Service Guide A–15Phillips PM2.5×4.0 Screw LocationsTable A-8Phillips PM2.5×4.0 ScrewColor Qty. Length ThreadHead WidthSi

A–16 Maintenance and Service GuideScrew ListingPhillips PM2.5×4.0 Screw LocationsTable A-8Phillips PM2.5×4.0 Screw (Continued)Color Qty. Length Thread

1–14 Maintenance and Service GuideProduct DescriptionThe standard keyboard components of the computer are shown below and described in Table 1-5.Stand

Screw ListingMaintenance and Service Guide A–17Torx8 T8M2.5×4.0 Screw LocationsTable A-9Torx8 T8M2.5×4.0 ScrewColor Qty. Length ThreadHead WidthSilver

A–18 Maintenance and Service GuideScrew ListingPhillips PM2.5×10.0 and Phillips PM2.5×13.0 Screw LocationsTable A-10Phillips PM2.5×10.0 ScrewColor Qty

Screw ListingMaintenance and Service Guide A–19Phillips PM2.0×2.0 Screw LocationsTable A-12Phillips PM2.0×2.0 ScrewColor Qty. Length ThreadHead WidthB

A–20 Maintenance and Service GuideScrew ListingTorx8 T8M2.5×7.0 Screw LocationTable A-13Torx8 T8M2.5×7.0 ScrewColor Qty. Length ThreadHead WidthBlack

Screw ListingMaintenance and Service Guide A–21Torx8 T8M2.5×7.0 Screw LocationsTable A-13Torx8 T8M2.5×7.0 Screw (Continued)Color Qty. Length ThreadHea

A–22 Maintenance and Service GuideScrew ListingTorx8 T8M2.5×7.0 Screw LocationsTable A-13Torx8 T8M2.5×7.0 Screw (Continued)Color Qty. Length ThreadHea

Screw ListingMaintenance and Service Guide A–23Torx8 T8M2.5×7.0 Screw LocationTable A-13Torx8 T8M2.5×7.0 Screw (Continued)Color Qty. Length ThreadHead

A–24 Maintenance and Service GuideScrew ListingTorx8 T8M2.5×7.0 Screw LocationsTable A-13Torx8 T8M2.5×7.0 Screw (Continued)Color Qty. Length ThreadHea

Screw ListingMaintenance and Service Guide A–25Phillips PM2.5×6.0 Screw LocationsTable A-14Phillips PM2.5×6.0 ScrewColor Qty. Length ThreadHead WidthS

A–26 Maintenance and Service GuideScrew ListingPhillips PM2.5×6.0 Screw LocationsTable A-14Phillips PM2.5×6.0 Screw (Continued)Color Qty. Length Threa

Product DescriptionMaintenance and Service Guide 1–15Table 1-5Standard Keyboard ComponentsItem Component Function1 fn key Executes frequently used sys

Screw ListingMaintenance and Service Guide A–27Phillips PM2.5×6.0 Screw LocationsTable A-14Phillips PM2.5×6.0 Screw (Continued)Color Qty. Length Threa

Maintenance and Service Guide B–1BBackup and Recovery inWindows Vista✎You can only recover files that you have previously backed up. HP recommends tha

B–2 Maintenance and Service GuideBackup and Recovery in Windows VistaBackup Suggestions Create a set of recovery discs using HP Backup & Recovery

Backup and Recovery in Windows VistaMaintenance and Service Guide B–3Backing Up Specific Files or FoldersYou can back up specific files or folders to

B–4 Maintenance and Service GuideBackup and Recovery in Windows VistaTo back up your entire hard drive:1. Select Start > All Programs > HP Backu

Backup and Recovery in Windows VistaMaintenance and Service Guide B–53. Click Back up to protect system settings and important data files, and then cl

B–6 Maintenance and Service GuideBackup and Recovery in Windows VistaHP Backup and Recovery Manager helps you with the following tasks for safeguardin

Backup and Recovery in Windows VistaMaintenance and Service Guide B–74. Click Recover important files or the entire system, and then click Next.5. Fol

Maintenance and Service Guide C–1CBackup and Recovery inWindows XPCreating Recovery DiscsAfter setting up the computer for the first time, be sure to

C–2 Maintenance and Service GuideBackup and Recovery in Windows XPTo create a set of recovery discs:1. Select Start > All Programs > HP Backup &

1–16 Maintenance and Service GuideProduct DescriptionThe computer top components are shown below and described in Table 1-6.Top Components

Backup and Recovery in Windows XPMaintenance and Service Guide C–3Backup Suggestions Create a set of recovery discs using HP Backup and Recovery Mana

C–4 Maintenance and Service GuideBackup and Recovery in Windows XPBacking Up Specific Files or FoldersYou can back up specific files or folders to the

Backup and Recovery in Windows XPMaintenance and Service Guide C–52. Click Next.3. Click Back up to protect system settings and important data files,

C–6 Maintenance and Service GuideBackup and Recovery in Windows XP4. Click Create or manage Recovery Points, and then click Next.5. Follow the on-scre

Backup and Recovery in Windows XPMaintenance and Service Guide C–7Performing a Recovery from the Recovery DiscsTo perform a recovery from the recovery

C–8 Maintenance and Service GuideBackup and Recovery in Windows XPInitiating a Recovery from the Hard Drive Recovery PartitionTo initiate a recovery f

Maintenance and Service Guide D–1DDisplay Component RecyclingÅWARNING: The backlight contains mercury. Caution should be exercised when removing and h

D–2 Maintenance and Service GuideDisplay Component RecyclingThis appendix provides disassembly instructions for the display assembly. The display asse

Display Component RecyclingMaintenance and Service Guide D–3Perform the following steps to disassemble the display assembly:1. Remove all screw covers

D–4 Maintenance and Service GuideDisplay Component Recycling2. Lift up and out on the left and right inside edges 1 and the top and bottom inside edge

Product DescriptionMaintenance and Service Guide 1–17Table 1-6Top ComponentsItem Component Function1 Power button When the computer is: Off, press to

Display Component RecyclingMaintenance and Service Guide D–54. Disconnect all display panel cables 1 from the display inverter and remove the inverter

D–6 Maintenance and Service GuideDisplay Component Recycling5. Remove all screws 1 that secure the display panel assembly to the display enclosure.6.

Display Component RecyclingMaintenance and Service Guide D–77. Turn the display panel assembly upside down.8. Remove all screws that secure the displa

D–8 Maintenance and Service GuideDisplay Component Recycling9. Use a sharp-edged tool to cut the tape 1 that secures the sides of the display panel to

Display Component RecyclingMaintenance and Service Guide D–911. Remove the screws 1 that secure the backlight cover to the display panel.12. Lift the

D–10 Maintenance and Service GuideDisplay Component Recycling14. Turn the display panel right-side up.15. Remove the backlight cables 1 from the clip

Display Component RecyclingMaintenance and Service Guide D–1116. Turn the display panel upside down.17. Remove the backlight frame from the display pa

D–12 Maintenance and Service GuideDisplay Component RecyclingÅWARNING: The backlight contains mercury. Caution should be exercised when removing and h

Display Component RecyclingMaintenance and Service Guide D–1319. Disconnect the display cable 1 from the LCD panel.20. Remove the screws 2 that secure

D–14 Maintenance and Service GuideDisplay Component Recycling23. Remove the LCD panel.Removing the LCD Panel24. Recycle the LCD panel and backlight.

1–18 Maintenance and Service GuideProduct DescriptionThe computer top components are shown below and described in Table 1-7.Top Components

Maintenance and Service Guide E–1EConnector Pin AssignmentsTable D-1Audio-Out (Headphone)Pin Signal Pin Signal1 Audio out, left channel 3 Ground2 Audi

E–2 Maintenance and Service GuideConnector Pin AssignmentsTable D-2Audio-In (Microphone)Pin Signal Pin Signal1 Audio signal in 3 Ground2 Audio signal

Connector Pin AssignmentsMaintenance and Service Guide E–3Table D-4S-Video-OutPin Signal Pin Signal1 S-VHS color (C) signal 5 TV-CD2 Composite video s

E–4 Maintenance and Service GuideConnector Pin AssignmentsTable D-5External MonitorPin Signal Pin Signal1 Red analog 9 +5 VDC2 Green analog 10 Ground3

Connector Pin AssignmentsMaintenance and Service Guide E–5Table D-6RJ-11 (Modem)Pin Signal Pin Signal1 Unused 4 Unused2Tip 5Unused3 Ring 6 Unused

E–6 Maintenance and Service GuideConnector Pin AssignmentsTable D-7RJ-45 (Network)Pin Signal Pin Signal1 Transmit + 5 Unused2 Transmit – 6 Receive –3

Maintenance and Service Guide F–1FPower Cord Set Requirements3-Conductor Power Cord SetThe wide range input feature of the computer permits it to oper

F–2 Maintenance and Service GuidePower Cord Set RequirementsGeneral RequirementsThe requirements listed below are applicable to all countries or regio

Power Cord Set RequirementsMaintenance and Service Guide F–3Country/Region-Specific Requirements3-Conductor Power Cord Set RequirementsCountry/Region

F–4 Maintenance and Service GuidePower Cord Set RequirementsKorea EK 4The Netherlands KEMA 1Norway NEMKO 1People’s Republic of ChinaCCC 5Sweden SEMKO

Product DescriptionMaintenance and Service Guide 1–19Table 1-7Top ComponentsItem Component Function1Power light On: The computer is on. Blinking: T

Maintenance and Service Guide Index–1IndexAAC adapter, spare part numbers 3–21, 3–27accessory battery connector 1–22arrow keys 1–15audio cableillustra

Index–2 Maintenance and Service GuideIndexCCable Kitcontents 3–19spare part number 3–5, 3–19, 3–27cables, service considerations 4–2caps lock key 1–15

IndexMaintenance and Service Guide Index–3display component recycling D–1display enclosureillustrated 3–16spare part number 3–17, 3–28, 5–48, 5–50disp

Index–4 Maintenance and Service GuideIndexfingerprint reader insert, spare part numbers 3–21, 3–31flowcharts, troubleshootingno audio 2–25, 2–26no net

IndexMaintenance and Service Guide Index–5Kkeyboardremoval 5–23spare part numbers 3–3, 3–28, 3–29, 3–30, 5–23troubleshooting 2–28keyboard components 1

Index–6 Maintenance and Service GuideIndexMultiBay II device 1–9removal 5–21spare part numbers 5–21MultiBay II eject assemblyremoval 5–77spare part nu

IndexMaintenance and Service Guide Index–7Rrear components 1–10RecoveryWindows Vista B–5removal/replacementpreliminaries 4–1procedures 5–1right-side c

Index–8 Maintenance and Service GuideIndexTthermal pads, replacing 5–41thermal paste, replacing 5–41tools required 4–1top components 1–16, 1–18, 1–20t

1–20 Maintenance and Service GuideProduct DescriptionThe computer pointing device components are shown below and described in Table 1-8.Pointing Devic

Product DescriptionMaintenance and Service Guide 1–21Table 1-8Pointing Device ComponentsItem Component Function1 Pointing stick Moves the pointer and

1–22 Maintenance and Service GuideProduct DescriptionThe external components on the bottom of the computer are shown below and described in Table 1-9.

Safety warning noticeÅWARNING: To reduce the possibility of heat-related injuries or of overheating the computer, do not place the computer directly o

Product DescriptionMaintenance and Service Guide 1–235 Exhaust vents Provides airflow to cool internal components.6 Hard drive bay Holds the primary h

1–24 Maintenance and Service GuideProduct Description1. 5 D e s i g n O ve r v i ewThis section presents a design overview of key parts and features

Maintenance and Service Guide 2–12TroubleshootingÅWARNING: Only authorized technicians trained by HP should repair this equipment. All troubleshooting

2–2 Maintenance and Service GuideTroubleshootingTo start Computer Setup:1. Turn on or restart the computer.2. Before Windows® opens and while the “F10

TroubleshootingMaintenance and Service Guide 2–33. To exit Computer Setup, choose one of the following methods:❏ To exit Computer Setup without saving

2–4 Maintenance and Service GuideTroubleshootingComputer Setup MenusThe menu tables in this section provide an overview of Computer Setup options.✎Som

TroubleshootingMaintenance and Service Guide 2–5Security MenuTable 2-2Security MenuSelect To do thisSetup password Enter, change, or delete a setup pa

2–6 Maintenance and Service GuideTroubleshootingTPM Embedded SecurityEnable/disable support for TPM (Trusted Platform Module) Embedded Security, which

TroubleshootingMaintenance and Service Guide 2–7Diagnostics MenuSystem Configuration Menu✎Some of the listed System Configuration options may not be s

2–8 Maintenance and Service GuideTroubleshootingTable 2-4System Configuration Menu (Continued)Select To do thisDevice Configurations Swap the functi

Maintenance and Service Guide ivContents1 Product Description1.1 Features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1–21.

TroubleshootingMaintenance and Service Guide 2–9Device configurations (continued) Choose Bit-shift or LBA assisted HDD Translation Mode. Enable/disa

2–10 Maintenance and Service GuideTroubleshooting2.2 Troubleshooting FlowchartsTable 2-5Troubleshooting Flowcharts OverviewFlowchart Description2.1 “F

TroubleshootingMaintenance and Service Guide 2–11Flowchart 2.1—Initial TroubleshootingConnectingto networkor modem?Begintroubleshooting.Is therepower?

2–12 Maintenance and Service GuideTroubleshootingFlowchart 2.2—No Power, Part 11. Reset the power cables in the docking device and at the AC outlet.2.

TroubleshootingMaintenance and Service Guide 2–13Flowchart 2.3—No Power, Part 2Continued from“Flowchart 2.2—No Power, Part 1.”Visually check fordebris

2–14 Maintenance and Service GuideTroubleshootingFlowchart 2.4—No Power, Part 3Continued from“Flowchart 2.3—No Power, Part 2.”Reseat AC adapterin comp

TroubleshootingMaintenance and Service Guide 2–15Flowchart 2.5—No Power, Part 4YNContinued from“Flowchart 2.4—No Power, Part 3.”Reseat loosecomponents

2–16 Maintenance and Service GuideTroubleshootingFlowchart 2.6—No Video, Part 1ANStand-aloneor docking device?No video.Replace the following one at a

TroubleshootingMaintenance and Service Guide 2–17Flowchart 2.7—No Video, Part 2YNContinued from“Flowchart 2.6—No Video, Part 1.”DoneAdjust externalmon

2–18 Maintenance and Service GuideTroubleshootingFlowchart 2.8—Nonfunctioning Docking Device(if applicable)YNReset power cord in docking device andpow

v Maintenance and Service GuideContents3 Illustrated Parts Catalog3.1 Serial Number Location . . . . . . . . . . . . . . . . . . . . . . 3–13.2 Comp

TroubleshootingMaintenance and Service Guide 2–19Flowchart 2.9—No Operating System (OS) LoadingNo OS loading from hard drive,go to “Flowchart 2.10—No

2–20 Maintenance and Service GuideTroubleshootingFlowchart 2.10—No OS Loading, Hard Drive, Part 1Go to“Flowchart 2.17—Nonfunctioning Device.”YDoneNOS

TroubleshootingMaintenance and Service Guide 2–21Flowchart 2.11—No OS Loading, Hard Drive, Part 2Load OS using Operating System disc (if applicable).C

2–22 Maintenance and Service GuideTroubleshootingFlowchart 2.12—No OS Loading, Hard Drive, Part 3YSystemfiles on harddrive?Continued from“Flowchart 2.

TroubleshootingMaintenance and Service Guide 2–23Flowchart 2.13—No OS Loading, Diskette DriveDoneYNReseatdiskette drive.OS not loadingfromdiskette dri

2–24 Maintenance and Service GuideTroubleshootingFlowchart 2.14—No OS Loading, Optical DriveYDoneNBootabledisc indrive?Discin drive?No OSloading fromC

TroubleshootingMaintenance and Service Guide 2–25Flowchart 2.15—No Audio, Part 1No audio.NComputer indocking device(if applicable)?Internalaudio?Audio

2–26 Maintenance and Service GuideTroubleshootingFlowchart 2.16—No Audio, Part 2YNContinued from “Flowchart 2.15—No Audio, Part 1.”Reloadaudio drivers

TroubleshootingMaintenance and Service Guide 2–27Flowchart 2.17—Nonfunctioning DeviceDoneAny physicaldevice detected?YNUnplug the nonfunctioning devic

2–28 Maintenance and Service GuideTroubleshootingFlowchart 2.18—Nonfunctioning KeyboardYNOK?Keyboardnot operating properly.Externaldeviceworks?Replace

ContentsMaintenance and Service Guide vi5 Removal and Replacement Procedures5.1 Serial Number . . . . . . . . . . . . . . . . . . . . . . . . . . . .

TroubleshootingMaintenance and Service Guide 2–29Flowchart 2.19—Nonfunctioning Pointing DeviceYNOK?Pointing devicenot operatingproperly.Externaldevice

2–30 Maintenance and Service GuideTroubleshootingFlowchart 2.20—No Network/Modem ConnectionYDisconnect allpower fromthe computerand open.No networkor

Maintenance and Service Guide 3–13Illustrated Parts CatalogThis chapter provides an illustrated parts breakdown and a reference for spare part numbers

3–2 Maintenance and Service GuideIllustrated Parts Catalog3.2 Computer Major ComponentsComputer Major Components

Illustrated Parts CatalogMaintenance and Service Guide 3–3Table 3-1Spare Parts: Computer Major ComponentsItem DescriptionSpare Part Number1 Display as

3–4 Maintenance and Service GuideIllustrated Parts CatalogComputer Major Components

Illustrated Parts CatalogMaintenance and Service Guide 3–5Table 3-1Spare Parts: Computer Major Components (Continued)Item DescriptionSpare Part Number

3–6 Maintenance and Service GuideIllustrated Parts CatalogComputer Major Components

Illustrated Parts CatalogMaintenance and Service Guide 3–7Table 3-1Spare Parts: Computer Major Components (Continued)Item DescriptionSpare Part Number

3–8 Maintenance and Service GuideIllustrated Parts CatalogComputer Major Components

vii Maintenance and Service GuideContents6 SpecificationsA Screw ListingB Backup and Recovery in Windows VistaC Backup and Recovery in Windows XPD Dis

Illustrated Parts CatalogMaintenance and Service Guide 3–9Table 3-1Spare Parts: Computer Major Components (Continued)Item DescriptionSpare Part Number

3–10 Maintenance and Service GuideIllustrated Parts CatalogComputer Major Components

Illustrated Parts CatalogMaintenance and Service Guide 3–11Table 3-1Spare Parts: Computer Major Components (Continued)Item DescriptionSpare Part Numbe

3–12 Maintenance and Service GuideIllustrated Parts CatalogComputer Major Components

Illustrated Parts CatalogMaintenance and Service Guide 3–13Table 3-1Spare Parts: Computer Major Components (Continued)Item DescriptionSpare Part Numbe

3–14 Maintenance and Service GuideIllustrated Parts CatalogComputer Major Components

Illustrated Parts CatalogMaintenance and Service Guide 3–15Table 3-1Spare Parts: Computer Major Components (Continued)Item DescriptionSpare Part Numbe

3–16 Maintenance and Service GuideIllustrated Parts Catalog3.3 Display Assembly Components

Illustrated Parts CatalogMaintenance and Service Guide 3–17Table 3-2Display Assembly ComponentsSpare Part Number InformationItem DescriptionSpare Part

3–18 Maintenance and Service GuideIllustrated Parts Catalog3.4 Plastics KitTable 3-3Plastics KitSpare Part Number InformationItem DescriptionSpare Par

Maintenance and Service Guide 1–11Product DescriptionThe HP Compaq nc6400 Notebook PC offers advanced modularity, Intel® Core™ Duo, Core Solo, and Cel

Illustrated Parts CatalogMaintenance and Service Guide 3–193.5 Cable KitTable 3-4Cable KitSpare Part Number InformationItem DescriptionSpare Part Numb

3–20 Maintenance and Service GuideIllustrated Parts Catalog3.6 Mass Storage DevicesTable 3-5Mass Storage DevicesSpare Part Number InformationItem Desc

Illustrated Parts CatalogMaintenance and Service Guide 3–213.7 Miscellaneous (Not Illustrated)Table 3-6Miscellaneous (Not Illustrated)Spare Part Infor

3–22 Maintenance and Service GuideIllustrated Parts CatalogPower cords:For use in the United States 350055-001For use in Australia 350055-011For use i

Illustrated Parts CatalogMaintenance and Service Guide 3–233.8 Sequential Part Number ListingTable 3-7Sequential Part Number ListingSpare Part Number

3–24 Maintenance and Service GuideIllustrated Parts Catalog407107-001 802.11b/g HS WLAN Mini Card module for use in North America407107-002 802.11b/g

Illustrated Parts CatalogMaintenance and Service Guide 3–25407576-002 802.11a/b/g GL WLAN Mini Card module for use in the MOW2 countries or regions li

3–26 Maintenance and Service GuideIllustrated Parts Catalog418851-001 1-DIMM, PC2-4200, 512-MB memory module418852-001 1-DIMM, PC2-4200, 1024-MB memor

Illustrated Parts CatalogMaintenance and Service Guide 3–27418872-001 65-watt AC adapter418873-001 90-watt non-PFC AC adapter418874-001 Intel Core Duo

3–28 Maintenance and Service GuideIllustrated Parts Catalog418891-001 14.1-inch, WXGA+ display panel418892-001 Display Screw Kit418893-001 Display Rub

1–2 Maintenance and Service GuideProduct Description1.1 Fe a t u r e s The following processors, varying by computer model:❏ Intel Core Duo T7600 (2.

Illustrated Parts CatalogMaintenance and Service Guide 3–29418910-041 Keyboard for use in Germany418910-051 Keyboard for use in France418910-061 Keybo

3–30 Maintenance and Service GuideIllustrated Parts Catalog418910-AB1 Keyboard for use in Taiwan418910-AD1 Keyboard for use in Korea418910-BA1 Keyboar

Illustrated Parts CatalogMaintenance and Service Guide 3–31438170-001 Fingerprint reader insert (for use as a filler in a non-used fingerprint reader)

Maintenance and Service Guide 4–14Removal and ReplacementPreliminariesThis chapter provides essential information for proper and safe removal and repl

4–2 Maintenance and Service GuideRemoval and Replacement Preliminaries4.2 Service ConsiderationsThe following sections include some of the considerati

Removal and Replacement PreliminariesMaintenance and Service Guide 4–34.3 Preventing Damage to Removable DrivesRemovable drives are fragile components

4–4 Maintenance and Service GuideRemoval and Replacement Preliminaries4.4 Preventing Electrostatic DamageMany electronic components are sensitive to e

Removal and Replacement PreliminariesMaintenance and Service Guide 4–54.5 Packaging and Transporting PrecautionsUse the following grounding precaution

4–6 Maintenance and Service GuideRemoval and Replacement Preliminaries4.6 Workstation PrecautionsUse the following grounding precautions at workstatio

Removal and Replacement PreliminariesMaintenance and Service Guide 4–74.7 Grounding Equipment and MethodsGrounding equipment must include either a wri