HP M2005US, M2401XT, M2031AP, M2056AP, M2026AP, M2025AP, M2000 Flowchart 2.18-Nonfunctioning Keyboard

Page 62

Troubleshooting

Flowchart 2.18—Nonfunctioning Keyboard

Keyboard

not operating

properly.

Connect computer

to good external

keyboard.

	N
External		Replace
device		system
works?		board.

Y

Reseat internal

keyboard connector (if applicable).

N

Keyboard operating properly?

Y

Done

Replace internal

keyboard or

cable.

Y

Keyboard operating properly?

N

Replace

system

board.

Done

2–26	Maintenance and Service Guide

Image 62

Contents Maintenance and Service Guide Page Contents Removal and Replacement Procedures Product Description Features Product Description Product Description Resetting the Computer Power ManagementExternal Components Front Components HP Pavilion ze2000 Component FunctionFront Components, Compaq Presario M2000 Front Components Compaq Presario M2000 Right-Side Components, HP Pavilion ze2000 Right-Side Components HP Pavilion ze2000 Right-Side Components, Compaq Presario M2000 Right-Side Components Compaq Presario M2000 Left-Side Components, HP Pavilion ze2000 Left-Side Components HP Pavilion ze2000 Left-Side Components, Compaq Presario M2000 Left-Side Components Compaq Presario M2000 Rear Panel Components Rear Panel Components Compaq Presario M2000 Keyboard Components, HP Pavilion ze2000 Keyboard Components HP Pavilion ze2000 Fn keyKeyboard Components, Compaq Presario M2000 Keyboard Components Compaq Presario M2000 Top Components HP Pavilion ze2000 Windows shutdown procedures Top Components Compaq Presario M2000 Top Components Compaq Presario M2000 Bottom Components HP Pavilion ze2000 Bottom Components HP Pavilion ze2000 Bottom Components Compaq Presario M2000 Bottom Components Compaq Presario M2000 Design Overview Troubleshooting Computer SetupAccessing Computer Setup Computer Setup Defaults Select To Do This Main MenuSecurity Menu Selecting from the Advanced Menu Advanced MenuExit Menu Troubleshooting Flowcharts Troubleshooting Flowcharts OverviewFlowchart 2.14-No OS Loading, Optical Drive Flowchart 2.1-Initial Troubleshooting Flowchart No Power PartFlowchart 2.2-No Power, Part Flowchart 2.3-No Power, Part Flowchart 2.4-No Power, Part ExternalFlowchart 2.5-No Power, Part Flowchart 2.6-No Video, Part Flowchart 2.7-No Video, Part Flowchart No Video PartFlowchart 2.8-Nonfunctioning Docking Device if applicable Reseat power Cord in docking Device Power outletFlowchart 2.9-No Operating System OS Loading Flowchart 2.10-No OS Loading, Hard Drive, Part LoadingFlowchart 2.11-No OS Loading, Hard Drive, Part Flowchart No OS Loading Hard Drive, PartFlowchart 2.12-No OS Loading, Hard Drive, Part Flowchart 2.13-No OS Loading, Diskette Drive System boardFlowchart 2.14-No OS Loading, Optical Drive Flowchart 2.15-No Audio, Part Flowchart 2.16-No Audio, Part Flowchart 2.17-Nonfunctioning Device CmosFlowchart 2.18-Nonfunctioning Keyboard Flowchart 2.19-Nonfunctioning Pointing Device Pointing device Not operating Properly Connect computerFlowchart 2.20-No Network/Modem Connection Illustrated Parts Catalog Serial Number LocationComputer Major Components Display hinge brackets not illustrated Spare Parts Computer Major ComponentsItem Description Number Computer Major Components, Compaq Presario M2000 Item Description Number Keyboards Computer Major Components, HP Pavilion ze2000 Spare Part Broadcomm Bluetooth Wireless LAN boardPower connector board Description NumberComputer Major Components, Compaq Presario M2000 Base enclosures Description Number Battery connector boardPC Card assembly not illustrated Miscellaneous Plastics KitComputer Major Components, HP Pavilion ze2000 Memory modules 266 MHz Battery packsItem Description Number Mini PCI communications modules Optical drives include bezelMiscellaneous Plastics Kit Miscellaneous Plastics Kit Spare Part Number Information Mass Storage Devices USB digital drive not illustrated Mass Storage Devices Spare Part Number InformationOptical drives Miscellaneous Spare Parts Miscellaneous not illustratedPower cords Description Number Watt AC adapterSpare Part Number Description Sequential Part Number ListingSpare Parts Sequential Part Number Listing World Spare Parts Sequential Part Number Listing Spare Parts Sequential Part Number Listing Keyboard for use on HP Pavilion ze2000 models in Switzerland Spare Parts Sequential Part Number Listing Spare Parts Sequential Part Number Listing Spare Parts Sequential Part Number Listing Spare Parts Sequential Part Number Listing Removal and Replacement Preliminaries Tools RequiredService Considerations Plastic PartsPreventing Damage to Removable Drives Preventing Electrostatic Damage Packaging and Transporting Precautions Workstation Precautions Grounding Equipment and MethodsRemoval and Replacement Preliminaries Relative Humidity Event 10% 40% 55% Typical Electrostatic Voltage LevelsStatic-Shielding Materials Material Use Voltage Protection LevelRemoval and Replacement Procedures Serial Number Section Description # of Screws Removed Disassembly Sequence ChartDisassembly Sequence Chart Display Assembly Preparing the Computer for Disassembly Battery Pack Spare Part Number InformationHard Drive Hard Drive Spare Part Number InformationRemoving the Hard Drive Cover Removing the Hard Removing the Hard Drive Frame and Connector Computer Feet Optical Drive Optical Drive Spare Part Number InformationReverse the above procedure to install an optical drive Memory Module Memory Module Spare Part Number InformationRemoving the Memory Module Compartment Cover Reverse the above procedure to install a memory module Mini PCI Communications Module Mini PCI Communications Module Spare Part Number InformationRemoving the Mini PCI Compartment Cover Removing a Mini PCI Communications Module Keyboard Cover Keyboard Cover Spare Part Number InformationRemoving the Keyboard Cover Screws Reverse the above procedure to install the keyboard cover LED Board LED Board Spare Part Number InformationReverse the above procedure to install the LED board Keyboard Keyboard Spare Part Number InformationRemoving the Keyboard Screws Releasing the Keyboard Reverse the above procedure to install the keyboard Display Assembly Display Assembly Spare Part Number InformationDisconnecting and Removing the Wireless Antenna Cables Disconnecting the Display Cables Removal and Replacement Procedures Reverse the above procedure to install the display assembly Base Enclosure Base Enclosure Spare Part Number InformationRemoval and Replacement Procedures Removal and Replacement Procedures Removal and Replacement Procedures Removal and Replacement Procedures Reverse the above procedure to install the base enclosure Speaker Assembly Speaker Assembly Spare Part Number InformationReverse the above procedure to install the speaker assembly Heat Sink Heat Sink Spare Part Number InformationReverse the above procedure to install the heat sink 16 Fan Fan Spare Part Number InformationReverse the above procedure to install the fan Processor Processor Spare Part Number InformationReverse the above procedure to install a processor Battery Connector Board Battery Connector Board Spare Part Number InformationRemoving the Battery Connector Board Screw Removing the Battery Connector Board Power Connector Board Power Connector Board Spare Part Number InformationRemoving the Power Connector Board 20 USB/S-Video Controller Board USB/S-Video Controller Board Spare Part Number InformationRemoving the USB/S-Video Controller Board Bluetooth Board Bluetooth Board Spare Part Number InformationReverse the above procedure to install the Bluetooth board System Board System Board Spare Part Number InformationKeyboard Section Disconnecting the TouchPad Cable Removal and Replacement Procedures Removal and Replacement Procedures Releasing the System Board Slide the system board to the left at an angle and remove it Computer DimensionsStand-alone power requirements Maximum altitude unpressurized TemperatureRelative humidity noncondensing ShockInch, XGA, Display Hard Drives Primary 6-cell, Li-Ion Battery Pack EnergyCenter hole diameter 24X DVD/CD-RW Combo DriveApplicable disc Read Write Disc diameterTrack pitch Access timeDisc thickness Audio output level8X DVD±RW/R and CD-RW Combo Drive DVD 8X DVD-ROM Drive Applicable discCache buffer Track pitch Access time 24X CD-ROM DriveHardware DMA System Function System DMASystem Interrupts Hardware IRQ System FunctionIRQ7 System I/O Addresses Address hex16F Unused VGA System Memory Map Size Memory Address System FunctionPin Signal Table A-1 Universal Serial BusTable A-2 RJ-45 Network Table A-3 Video-Out TV-CDTable A-4 External Monitor Table A-5 RJ-11 Modem Table A-6 Audio-In Microphone Table A-7 Audio-Out HeadphonePower Cord Set Requirements Conductor Power Cord SetGeneral Requirements Country/Region Accredited Agency Applicable Note Number Conductor Power Cord Set RequirementsCountry-Specific Requirements KE a Head Color Qty Length Thread Width Silver Where usedTable C-1 Phillips PM2.5×4.0 Screw Color Qty Length Thread Width Black Where used Table C-2 Black Phillips PM2.0×5.0 ScrewTable C-3 Phillips PM2.0×6.0 Screw Table C-3 Phillips PM2.0×6.0 Screw Table C-3 Phillips PM2.0×6.0 Screw Table C-3 Phillips PM2.0×6.0 Screw Table C-4 Phillips PM2.0×7.0 Screw Phillips PM2.0×7.0 Screw Locations Table C-4 Phillips PM2.0×7.0 Screw Table C-5 Silver Phillips PM2.0×5.0 Screw Silver Phillips PM2.0×5.0 Screw Location Table C-6 Phillips PM2.0×3.0 Screw Table C-7 Black Phillips PM2.0×4.0 Screw Table C-7 Black Phillips PM2.0×4.0 Screw Table C-7 Black Phillips PM2.0×4.0 Screw Color Qty Length Thread Width Black 16.0 mm Where used Table C-8 Phillips PM2.0×16.0 ScrewTable C-9 Silver Phillips PM2.0×4.0 Screw Table C-9 Silver Phillips PM2.0×4.0 Screw Silver Phillips PM2.0×4.0 Screw Location Table C-9 Silver Phillips PM2.0×4.0 Screw Table C-9 Silver Phillips PM2.0×4.0 Screw Table C-10 PhillipsPM1.5×3.5 Screw Index Index Index-3 Index-4 PC Card assembly, spare part number 3-9,3-25,5-56 Index-6 Index-7

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