Compaq nx7300 - Notebook PC Specifikace

Maintenance and Service GuideHP Compaq nx7300 and nx7400 Notebook PCDocument Part Number: 410775-002March 2007This guide is a troubleshooting referenc

Product DescriptionMaintenance and Service Guide 1–3 120-, 100-, 80-, 60-, and 40-GB high-capacity hard drives, varying by computer model 256-MB DDR

Removal and Replacement ProceduresMaintenance and Service Guide 5–75.4 Hard Drive1. Prepare the computer for disassembly (Section 5.3).Hard Drive Spar

5–8 Maintenance and Service GuideRemoval and Replacement Procedures2. 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 5–95. Loosen the Phillips PM2.5×13.0 spring-loaded hard drive retention screw 1.6. Gra

5–10 Maintenance and Service GuideRemoval and Replacement Procedures8. Remove the four Phillips PM3.0×3.0 screws 1 that secure the hard drive frame to

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 Optical Drive1. Prepare the computer for disassembly (Section 5.3).2. Position

Removal and Replacement ProceduresMaintenance and Service Guide 5–136. If it is necessary to replace the optical drive bracket, remove the two Phillip

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

1–4 Maintenance and Service GuideProduct Description Connectors:❏ Accessory battery❏ Audio-in (microphone)❏ Audio-out (headphone)❏ Docking connector❏

Removal and Replacement ProceduresMaintenance and Service Guide 5–175.8 Bluetooth Module1. Prepare the computer for disassembly (refer to Section 5.3)

5–18 Maintenance and Service GuideRemoval and Replacement Procedures6. Remove the two Phillips PM1.5×3.0 screws 1 that secure the Bluetooth module to

Removal and Replacement ProceduresMaintenance and Service Guide 5–195.9 Keyboard1. Prepare the computer for disassembly (Section 5.3).2. Position the

5–20 Maintenance and Service GuideRemoval and Replacement Procedures3. Remove the two Torx8 T8M2.5×10.0 screws that secure the keyboard to the compute

Removal and Replacement ProceduresMaintenance and Service Guide 5–214. Turn the computer display-side up with the front toward you.5. Open the compute

5–22 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 5–235.10 Thermal Plate1. Prepare the computer for disassembly (Section 5.3).2. Release

5–24 Maintenance and Service GuideRemoval and Replacement Procedures5.11 Fan Assembly1. Prepare the computer for disassembly (Section 5.3).2. Release

Removal and Replacement ProceduresMaintenance and Service Guide 5–255.12 Heat Sink1. Prepare the computer for disassembly (Section 5.3).2. Release the

5–26 Maintenance and Service GuideRemoval and Replacement Procedures✎The following s should be loosened and installed in the 1, 2, 3, 4 sequence stamp

Product DescriptionMaintenance and Service Guide 1–51.2 Resetting the ComputerIf the computer you are servicing has an unknown password, follow the st

Removal and Replacement ProceduresMaintenance and Service Guide 5–27✎The thermal paste should be thoroughly cleaned from the surfaces of the heat sink

5–28 Maintenance and Service GuideRemoval and Replacement Procedures5.13 Processor1. Prepare the computer for disassembly (Section 5.3) and remove the

Removal and Replacement ProceduresMaintenance and Service Guide 5–292. Use a flat-bladed screwdriver to turn the processor locking screw 1 one-half tu

5–30 Maintenance and Service GuideRemoval and Replacement Procedures5.14 Mini Card ModuleMini Card ModuleSpare Part Number Information802.11 b/g HS WL

Removal and Replacement ProceduresMaintenance and Service Guide 5–311. Prepare the computer for disassembly (Section 5.3).2. Release the keyboard (Sec

5–32 Maintenance and Service GuideRemoval and Replacement Procedures4. Make note of which antenna cable is attached to which antenna clip on the Mini

Removal and Replacement ProceduresMaintenance and Service Guide 5–335.15 Internal Memory Module1. Prepare the computer for disassembly (Section 5.3).2

5–34 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 5–355.16 RTC Battery✎The RTC battery is included with each system board spare part kit

5–36 Maintenance and Service GuideRemoval and Replacement Procedures5.17 Switch Cover✎Both switch cover spare part kits include the LED board and LED

1–6 Maintenance and Service GuideProduct Description1. 3 Powe r M a n a g e m e n tThe computer comes with power management features that extend batt

Removal and Replacement ProceduresMaintenance and Service Guide 5–375. Turn the computer display-side up with the front toward you.6. Open the compute

5–38 Maintenance and Service GuideRemoval and Replacement Procedures9. Disconnect the LED board cable 1 from the system board.10. Remove the switch co

Removal and Replacement ProceduresMaintenance and Service Guide 5–395.18 Display Assembly1. Prepare the computer for disassembly (Section 5.3).2. Remo

5–40 Maintenance and Service GuideRemoval and Replacement Procedures4. Make note of which antenna cable is attached to which antenna clip on the Mini

Removal and Replacement ProceduresMaintenance and Service Guide 5–417. Remove the two Torx8 T8M2.5×10.0 screws 1 and the two Phillips PM2.0×2.0 screws

5–42 Maintenance and Service GuideRemoval and Replacement Procedures8. Position the computer with the rear panel toward you.9. Remove the four Torx8 T

Removal and Replacement ProceduresMaintenance and Service Guide 5–435.19 Top Cover1. Prepare the computer for disassembly (Section 5.3) and remove the

5–44 Maintenance and Service GuideRemoval and Replacement Procedures3. Remove the two rubber screw covers 1 and the twelve Torx8 T8M2.5×10.0 screws 2

Removal and Replacement ProceduresMaintenance and Service Guide 5–454. Turn the computer right-side up with the front toward you.5. Disconnect the spe

5–46 Maintenance and Service GuideRemoval and Replacement Procedures7. Lift the rear edge 1 of the top cover until it disengages from the base enclosu

Product DescriptionMaintenance and Service Guide 1–71.4 External ComponentsThe external components on the front of the computer are shown below and de

Removal and Replacement ProceduresMaintenance and Service Guide 5–475.20 Modem Module1. Prepare the computer for disassembly (Section 5.3) and remove

5–48 Maintenance and Service GuideRemoval and Replacement Procedures2. Remove the two Phillips PM2.5×4.0 screws 1 that secure the modem module to the

Removal and Replacement ProceduresMaintenance and Service Guide 5–495.21 System Board✎When replacing the system board, be sure that the following comp

5–50 Maintenance and Service GuideRemoval and Replacement Procedures1. Prepare the computer for disassembly (Section 5.3) and remove the following com

Removal and Replacement ProceduresMaintenance and Service Guide 5–513. Disconnect the following cables from the system board:1 Modem connector cable2

5–52 Maintenance and Service GuideRemoval and Replacement Procedures4. Remove the following:1 Two HM5.0×10.0 screw locks on each side of the external

Removal and Replacement ProceduresMaintenance and Service Guide 5–535. Remove the modem connector cable 1 from the clip in the base enclosure.6. Remov

5–54 Maintenance and Service GuideRemoval and Replacement Procedures8. Flex the right side of the base enclosure 1 until the USB 2, 1394 3, and RJ-45

Removal and Replacement ProceduresMaintenance and Service Guide 5–5510. Lift the front edge of the system board 1 until it rests at an angle.11. Slide

5–56 Maintenance and Service GuideRemoval and Replacement Procedures5.22 System Board Frame (full-featured models only)1. Prepare the computer for dis

1–8 Maintenance and Service GuideProduct Description3 Battery light Amber: A battery is charging. Green: A battery is close to full charge capacity

Removal and Replacement ProceduresMaintenance and Service Guide 5–573. Remove the three Torx8 T8M2.5×4.0 screws 1 that secure the system board frame t

5–58 Maintenance and Service GuideRemoval and Replacement Procedures7. If it is necessary to replace the modem connector cable, remove the modem conne

Removal and Replacement ProceduresMaintenance and Service Guide 5–595.23 USB/Audio Board1. Prepare the computer for disassembly (Section 5.3) and remo

5–60 Maintenance and Service GuideRemoval and Replacement Procedures3. Remove the two Torx8 T8M2.5×4.0 screws 1 that secure the USB/audio board to the

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

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 6-215.4.0-inch, WSXGA+DimensionsHeightWidthDiagonal20.7 cm33.1 cm39.1 cm8.1 in13.0 in15.4 inNumbe

6–4 Maintenance and Service GuideSpecificationsTable 6-315.4.0-inch, WXGA+DimensionsHeightWidthDiagonal20.7 cm33.1 cm39.1 cm8.1 in13.0 in15.4 inNumber

SpecificationsMaintenance and Service Guide 6–5Table 6-4Hard Drives120-GB* 100-GB* 80-GB*DimensionsHeightWidthWeight9.5 mm70 mm99 g9.5 mm70 mm99 g9.5

6–6 Maintenance and Service GuideSpecifications60-GB* 40-GB*DimensionsHeightWidthWeight9.5 mm70 mm99 g9.5 mm70 mm99 gInterface type SATA SATATransfer

Product DescriptionMaintenance and Service Guide 1–9The external components on the right side of the computer are shown below and described in Table 1

SpecificationsMaintenance and Service Guide 6–7Table 6-5DVD±RW and CD-RW Combo DriveApplicable disc Read:DVD-R, DVD-RW, DVD-ROM (DVD-5, DVD-9, DVD-10,

6–8 Maintenance and Service GuideSpecificationsDisc thickness 1.2 mm (0.047 in)Track pitch 0.74 µmAccess time CD DVDRandomFull stroke< 175 ms< 2

SpecificationsMaintenance and Service Guide 6–9Table 6-6DVD/CD-RW Combo DriveApplicable disc Read:DVD-R, DVD-RW, DVD-ROM (DVD-5, DVD-9, DVD-10, DVD-18

6–10 Maintenance and Service GuideSpecificationsDisc thickness 1.2 mm (0.047 in)Track pitch 0.74 µmAccess time CD DVDRandomFull stroke< 175 ms<

SpecificationsMaintenance and Service Guide 6–11Table 6-7DVD-ROM DriveApplicable disc DVD-ROM (DVD-5, DVD-9, DVD-10, DVD-18)CD-ROM (Mode 1 and 2)CD Di

6–12 Maintenance and Service GuideSpecificationsTable 6-8CD-ROM DriveApplicable disc CD-ROM (Mode 1 and 2)CD Digital AudioCD-XA ready (Mode 2, Form 1

SpecificationsMaintenance and Service Guide 6–13Disc thickness 1.2 mm (0.047 in)Track pitch 1.6 µmAccess time CD media DVD mediaRandomFull stroke<

6–14 Maintenance and Service GuideSpecificationsTable 6-9System DMAHardware DMA System FunctionDMA0 Not applicableDMA1* Not applicableDMA2* Not applic

SpecificationsMaintenance and Service Guide 6–15Table 6-10System InterruptsHardware IRQ System FunctionIRQ0 System timerIRQ1 Standard 101-/102-Key or

6–16 Maintenance and Service GuideSpecificationsIRQ11 Intel USB EHCI controller—24CDIntel USB UHCI controller—24C4Intel USB UHCI controller—24C7Intel

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

SpecificationsMaintenance and Service Guide 6–17Table 6-11System I/O AddressesI/O Address (hex) System Function (shipping configuration)000 - 00F DMA

6–18 Maintenance and Service GuideSpecificationsI/O Address (hex) System Function (shipping configuration)0A2 - 0BF Unused0C0 - 0DF DMA controller no.

SpecificationsMaintenance and Service Guide 6–19I/O Address (hex) System Function (shipping configuration)2F0 - 2F7 Unused2F8 - 2FF Infrared port300 -

6–20 Maintenance and Service GuideSpecificationsTable 6-12System Memory MapSize Memory Address System Function640 KB 00000000-0009FFFF Base memory128

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

A–2 Maintenance and Service GuideScrew ListingPhillips PM3.0×3.0 Screw Locations

Screw ListingMaintenance and Service Guide A–3Phillips PM2.0×5.0 Captive Screw LocationsTable A-2Phillips PM2.0×5.0 Captive ScrewColor Qty. Length Thr

A–4 Maintenance and Service GuideScrew ListingPhillips PM2.5×13.0 Captive Screw LocationTable A-3Phillips PM2.5×13.0 Captive Spring-Loaded ScrewColor

Screw ListingMaintenance and Service Guide A–5Torx8 T8M2.5×4.0 Screw LocationTable A-4Torx8 T8M2.5×4.0 ScrewColor Qty. Length ThreadHead WidthBlack 13

A–6 Maintenance and Service GuideScrew ListingTorx8 T8M2.5×4.0 Screw LocationsTable A-4Torx8 T8M2.5×4.0 Screw (Continued)Color Qty. Length ThreadHead

Product DescriptionMaintenance and Service Guide 1–11The external components on the left side of the computer are shown below and described in Table 1

Screw ListingMaintenance and Service Guide A–7Torx8 T8M2.5×4.0 Screw Locations (full-featured model shown)Table A-4Torx8 T8M2.5×4.0 Screw (Continued)C

A–8 Maintenance and Service GuideScrew ListingTorx8 T8M2.5×4.0 Screw LocationsTable A-4Torx8 T8M2.5×4.0 Screw (Continued)Color Qty. Length ThreadHead

Screw ListingMaintenance and Service Guide A–9Phillips PM2.0×3.0 Screw LocationsTable A-5Phillips PM2.0×3.0 ScrewColor Qty. Length ThreadHead WidthSil

A–10 Maintenance and Service GuideScrew ListingPhillips PM1.5×3.0 Screw LocationsTable A-6Phillips PM1.5×3.0 ScrewColor Qty. Length ThreadHead WidthSi

Screw ListingMaintenance and Service Guide A–11Torx8 T8M2.5×10.0 Screw LocationsTable A-7Torx8 T8M2.5×10.0 ScrewColor Qty. Length ThreadHead WidthBlac

A–12 Maintenance and Service GuideScrew ListingTorx8 T8M2.5×10.0 Screw LocationsTable A-7Torx8 T8M2.5×10.0 Screw (Continued)Color Qty. Length ThreadHe

Screw ListingMaintenance and Service Guide A–13Torx8 T8M2.5×10.0 Screw Locations (full-featured model shown)Table A-7Torx8 T8M2.5×10.0 Screw (Continue

A–14 Maintenance and Service GuideScrew ListingPhillips PM2.5×3.0 Screw LocationsTable A-8Phillips PM2.5×3.0 ScrewColor Qty. Length ThreadHead WidthBl

Screw ListingMaintenance and Service Guide A–15Phillips PM2.5×5.0 Screw LocationsTable A-9Phillips PM2.5×5.0 ScrewColor Qty. Length ThreadHead WidthBl

A–16 Maintenance and Service GuideScrew ListingPhillips PM2.5×7.0 Captive Screw LocationsTable A-10Phillips PM2.5×7.0 Captive ScrewColor Qty. Length T

1–12 Maintenance and Service GuideProduct Description3 RJ-11 (modem) jack Connects the modem cable.4 Exhaust vent Provides airflow to cool internal co

Screw ListingMaintenance and Service Guide A–17Phillips PM2.0×8.0 Captive Screw LocationsTable A-11Phillips PM2.0×8.0 Captive ScrewColor Qty. Length T

A–18 Maintenance and Service GuideScrew ListingPhillips PM2.0×4.0 Screw LocationsTable A-12Phillips PM2.0×4.0 ScrewColor Qty. Length ThreadHead WidthS

Screw ListingMaintenance and Service Guide A–19Phillips PM2.0×2.0 Screw LocationsTable A-13Phillips PM2.0×2.0 ScrewColor Qty. Length ThreadHead WidthB

A–20 Maintenance and Service GuideScrew ListingPhillips PM2.0×2.0 Screw LocationsTable A-13Phillips PM2.0×2.0 Screw (Continued)Color Qty. Length Threa

Screw ListingMaintenance and Service Guide A–21Phillips PM2.5×4.0 Screw LocationsTable A-14Phillips PM2.5×4.0 ScrewColor Qty. Length ThreadHead WidthB

A–22 Maintenance and Service GuideScrew ListingHex HM5.0×12.0 Screw Lock LocationsTable A-15Hex HM5.0×12.0 Screw LockColor Qty. Length ThreadHead Widt

Screw ListingMaintenance and Service Guide A–23Torx8 T8M2.5×6.0 Screw Locations (defeatured model shown)Table A-16Torx8 T8M2.5×6.0 ScrewColor Qty. Len

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

Microsoft, Windows, and Windows Vista are either trademarks or registered trademarks of Microsoft Corporation in the United States or other countries.

Product DescriptionMaintenance and Service Guide 1–13The standard keyboard components of the computer are shown below and described in Table 1-5.Stand

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 &

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

1–14 Maintenance and Service GuideProduct DescriptionTable 1-5Standard Keyboard ComponentsItem Component Function1 f1 to f12 keys (12) Perform system

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

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 s 1 that secure the display panel assembly to the display enclosure.6. Remov

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

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

Product DescriptionMaintenance and Service Guide 1–15The computer top components are shown below and described in Table 1-6.Top Components

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

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 s 2 that secure the

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

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-3Universal Serial BusPin Signal Pin Signal1 +5 VDC 3 Data +2 Data – 4 Ground

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

1–16 Maintenance and Service GuideProduct DescriptionTable 1-6Top ComponentsItem Component Function1 Stereo speakers (2) Produce stereo sound.2 Power

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

E–6 Maintenance and Service GuideConnector Pin AssignmentsTable D-6RJ-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

Maintenance and Service Guide Index–1Index1394 port 1–12AAC adapter, spare part number 3–18, 3–21accessory battery connector 1–19arrow keys 1–14audio

Index–2 Maintenance and Service GuideIndexcaps lock light 1–16carrying case, spare part number 3–18, 3–21CD-ROM driveprecautions 4–3removal 5–12spare

IndexMaintenance and Service Guide Index–3DVD±RW and CD-RW Combo Driveprecautions 4–3removal 5–12spare part number 3–11, 3–17, 3–25, 5–12specification

Index–4 Maintenance and Service GuideIndexGgrounding equipment and methods 4–7Hhard driveOS loading problems 2–20precautions 4–3removal 5–7spare part

Product DescriptionMaintenance and Service Guide 1–17The computer TouchPad components shown below and described in Table 1-7.TouchPad Components

IndexMaintenance and Service Guide Index–5Mini Card moduleremoval 5–30spare part numbers 3–7, 3–9, 3–11, 3–22, 3–23, 3–24, 5–30Miscellaneous Plastics

Index–6 Maintenance and Service GuideIndexpower, troubleshooting 2–12processorremoval 5–28spare part numbers 3–5, 3–24, 3–25, 3–27, 3–28, 5–28Rrear co

IndexMaintenance and Service Guide Index–7tools required 4–1top components 1–15, 1–17top coverremoval 5–43spare part number 3–3, 3–25, 3–28, 5–43Touch

1–18 Maintenance and Service GuideProduct DescriptionTable 1-7TouchPad ComponentsItem Component Function1 TouchPad Moves the pointer and selects or ac

Product DescriptionMaintenance and Service Guide 1–19The external components on the bottom of the computer are shown below and described in Table 1-8.

1–20 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

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

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

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.

Maintenance and Service Guide iiiContents1 Product Description1.1 Features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1–21

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

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.

iv Maintenance and Service GuideContents3 Illustrated Parts Catalog3.1 Serial Number Location . . . . . . . . . . . . . . . . . . . . . . 3–13.2 Com

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

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

ContentsMaintenance and Service Guide v5 Removal and Replacement Procedures5.1 Serial Number . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

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

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

ContentsMaintenance and Service Guide vi6 SpecificationsAScrew ListingB Backup and Recovery in Windows VistaC Backup and Recovery in Windows XPD Displ

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 Catalog3.3 Plastics Kit

Illustrated Parts CatalogMaintenance and Service Guide 3–15Table 3-2Plastics KitSpare Part Number InformationItem DescriptionSpare Part NumberPlastics

3–16 Maintenance and Service GuideIllustrated Parts Catalog3.4 Mass Storage Devices

Illustrated Parts CatalogMaintenance and Service Guide 3–17Table 3-3Mass Storage DevicesSpare Part Number InformationItem DescriptionSpare Part Number

3–18 Maintenance and Service GuideIllustrated Parts Catalog3.5 Miscellaneous (Not Illustrated)Table 3-4Miscellaneous (Not Illustrated)Spare Part Infor

Illustrated Parts CatalogMaintenance and Service Guide 3–19Power cords:For use in the United States 246959-001For use in Australia 246959-011For use i

3–20 Maintenance and Service GuideIllustrated Parts CatalogScrew Kit (includes the following screws; refer toAppendix A, “Screw Listing,” for more inf

Illustrated Parts CatalogMaintenance and Service Guide 3–213.6 Sequential Part Number ListingTable 3-5Sequential Part Number ListingSpare Part Number

3–22 Maintenance and Service GuideIllustrated Parts Catalog379799-001 Heat sink (includes thermal paste)380089-001 HP Docking Station Miscellaneous Pl

Maintenance and Service Guide 1–11Product DescriptionThe HP Compaq nx7300 and nx7400 Notebook PC offers advanced modularity, Intel® Core™ Duo, Core So

Illustrated Parts CatalogMaintenance and Service Guide 3–23407575-001 802.11a/b/g GL WLAN module for use in the MOW! countries or regions listed below

3–24 Maintenance and Service GuideIllustrated Parts Catalog407575-003 802.11a/b/g GL WLAN module for use in the ROW countries or regions listed below:

Illustrated Parts CatalogMaintenance and Service Guide 3–25413700-001 4X Max DVD±RW and CD-RW Double-Layer Combo Drive413701-001 24X Max DVD/CD-RW Com

3–26 Maintenance and Service GuideIllustrated Parts Catalog417521-001 Thermal plate417522-001 15.4-inch, WSXGA+ display assembly (includes wireless an

Illustrated Parts CatalogMaintenance and Service Guide 3–27417525-211 Keyboard for use in Hungary417525-221 Keyboard for use in the Czech Republic4175

3–28 Maintenance and Service GuideIllustrated Parts Catalog439222-001 Intel Core Duo T5600 (1.83-GHz) processor, for defeatured models439223-001 Intel

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

1–2 Maintenance and Service GuideProduct Description1.1 Fe a tu r e s The following processors, varying by computer model:❏ Intel Core Duo T7600 (2.3

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

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 70 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 Removed5.13 Processor 1 loosened5.14 Mini Card Modul

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