HP V4322EA, V4201XX, V4200, V4000T manual Removing the System Board Screws, HP Pavilion dv4200 Models

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Removal and Replacement Procedures

✎Steps 4 through 18 apply to HP Pavilion dv4200 models. See steps 19 through 25 in this section to remove the system board on Compaq Presario V4200 and HP Compaq nx7220 models.

4.Turn the computer top side up with the front toward you.

5.Remove the following screws:

1Three Phillips PM2.5×7.0 screws that secure the system board and shield to the computer

2Two Phillips PM2.0×4.0 screws that secure the system board and shield to the computer

3Two Phillips PM2.0×16.0 screws that secure the system board, shield, and USB board to the computer

4One Phillips PM2.5×7.0 screw that secures the USB board to the computer

Removing the System Board Screws, HP Pavilion dv4200 Models

5–64	Maintenance and Service Guide

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Contents Maintenance and Service Guide Page Contents Illustrated Parts Catalog Removal and Replacement Procedures Contents Product Description Features Product Description Product Description Resetting the Computer Power Management Component Function External ComponentsFront Components Right-Side Components, HP Pavilion dv4200 Right-Side Components, HP Pavilion dv4200 Product Description Component Function Left-Side Components, HP Pavilion dv4200 Audio-out headphone jack defeatured models only Left-Side Components, Compaq Presario V4200 HP Compaq nx7220 Component Function Standard Keyboard Components Standard Keyboard Components Component Function Fn keyTop Components, HP Pavilion dv4200 Top Components, HP Pavilion dv4200 Product Description Component Function TouchPad Components, HP Pavilion dv4200 TouchPad Components, Compaq Presario Bottom Components Thermal cover Provides access to the heat sink Processor Design Overview Troubleshooting Computer SetupAccessing Computer Setup File Menu Select To Do ThisSelecting from the Security Menu Security MenuSelecting from the Tools Menu Tools MenuSelecting from the Advanced Menu Advanced MenuTroubleshooting 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 Flowchart 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 Spare Parts Computer Major Components Item Description NumberIllustrated Parts Catalog Switch covers include LED board and LED board cable KeyboardsComputer Major Components, HP Pavilion dv4200 TouchPad cable Spare PartDescription Number Top covers Miscellaneous Doors/Covers KitIllustrated Parts Catalog Item Description Number System board shields PC Card assembly not illustratedHeat sink assembly, includes System boardsComputer Major Components, HP Pavilion dv4200 Item Description Number Base enclosures Illustrated Parts Catalog Item Description Number Mini PCI communications modules Memory modulesComputer Major Components, HP Pavilion dv4200 Item Description Number Battery packs Optical drivesIllustrated Parts Catalog Description Number Display Assembly Subcomponents HP Pavilion dv4200 Models Display Label Kit not illustrated Description Display Plastics Kit, includesDisplay Hinge Kit, includes Illustrated Parts Catalog Description Number Display Plastics Kit, includes Miscellaneous Doors/Covers Kit Spare Part Information Miscellaneous Doors/Covers Kit Spare Part Information Item Description Number Miscellaneous Plastics KitMiscellaneous Cable Kit Miscellaneous Cable Kit Spare Part Number Description Number Miscellaneous Cable KitMass Storage Devices Mass Storage Devices Spare Part Number Information USB digital drive not illustratedMiscellaneous Not Illustrated Power supply, 65 wattPower cords Miscellaneous Not Illustrated Spare Part InformationAudio Y cable Wired headset with volume controlAll-in-one media cable USB travel mouseSpare Part Number Description Sequential Part Number ListingSequential Part Number Listing Sequential Part Number Listing Sequential Part Number Listing System board shield for use with Compaq Presario V4200 Sequential Part Number Listing Sequential Part Number Listing Sequential Part Number Listing Sequential Part Number Listing 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 Use the following grounding precautions at workstationsGrounding Equipment and Methods 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 Processor Preparing the Computer for Disassembly Battery Pack Spare Part Number InformationReverse the above procedure to install the battery pack Hard Drive Hard Drive Spare Part Number InformationRemoving the Hard Drive Cover Removing the Hard Drive Removing the Hard Drive Frame Computer Feet Removal and Replacement Procedures Optical Drive Optical Drive Spare Part Number InformationReverse the above procedure to install the 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 a Mini PCI Communications Module RTC Battery RTC Battery Spare Part Number InformationHeat Sink Heat Sink Spare Part Number InformationRemoving the Thermal Cover Removing the Heat Sink Reverse the above procedure to install the heat sink Processor Processor Spare Part Number InformationReverse the above procedure to install the processor Switch Cover Switch Cover Spare Part Number InformationRemoval and Replacement Procedures Releasing the Switch Cover Keyboard Keyboard Spare Part Number InformationRemoving the Keyboard Screws Releasing the Keyboard Disconnecting the Keyboard Cable Removing the Switch Cover Display Assembly Display Assembly Spare Part Number InformationRemoving the Display Screws Removing the Wireless Antenna Cables Removing the Display Assembly Display Assembly Subcomponents Spare Part Number Information Removing the Display Bezel Screws, HP Pavilion dv4200 Models Removing the Display Bezel, HP Pavilion dv4200 Models Display Assembly Subcomponents Spare Part Number Information Removing the Display Hinges, HP Pavilion dv4200 Models Removing the Display Panel, HP Pavilion dv4200 Models Display Assembly Subcomponents Spare Part Number Information Display Assembly Subcomponents Spare Part Number Information Removal and Replacement Procedures Display Assembly Subcomponents Spare Part Number Information Display Assembly Subcomponents Spare Part Number Information Display Assembly Subcomponents Spare Part Number Information Display Assembly Subcomponents Spare Part Number Information Top Cover Top Cover Spare Part Number InformationRemoval and Replacement Procedures Removal and Replacement Procedures Reverse the above procedure to install the top cover Base Enclosure Base Enclosure Spare Part Number InformationRemoval and Replacement Procedures Removal and Replacement Procedures Reverse the above procedure to install the base enclosure Modem Board Modem Board Spare Part Number InformationReverse the above procedure to install the modem board System Board System Board Spare Part Number InformationDisconnecting the Speaker Cable Removing the System Board Screws, HP Pavilion dv4200 Models Removal and Replacement Procedures Removal and Replacement Procedures System Board Shield Spare Part Number Information Removal and Replacement Procedures Removing the USB Board and Frame, HP Pavilion dv4200 Models Removing the USB Board Screws, HP Pavilion dv4200 Models Removing the USB Board, HP Pavilion dv4200 Models Removing the System Board, HP Pavilion dv4200 Models Removal and Replacement Procedures Removal and Replacement Procedures Reverse the above procedure to install the system board PC Card Assembly PC Card Assembly Spare Part Number InformationRemoving the PC Card Assembly Screws Reverse the above procedure to install the PC Card assembly Fan Assembly Removing the Fan Assembly Removing the Fan Speakers Speakers Spare Part Number InformationReverse the above procedure to install the speakers USB Board USB Board Spare Part Number InformationRemoval and Replacement Procedures Reverse the above procedure to install the USB board Bluetooth Module Bluetooth Module Spare Part Number InformationReverse the above procedure to install the Bluetooth module Input Power Dimensions MetricWeight TemperatureShock Relative humidity noncondensingMaximum altitude unpressurized Random VibrationInch, WXGA, TFT Display Hard Drives 60-GB 40-GB Dimensions Primary 6-cell, Li-Ion Battery Pack EnergyDVD/CD-RW Combo Drive DVD±RW and CD-RW Combo Drive DVD-RWDVD System DMA Hardware DMA System FunctionSystem Interrupts Hardware IRQ System FunctionIRQ12 System I/O Addresses Address hex16F Unused VGA System Memory Map Size Memory Address System FunctionPin Signal Table A-1 Audio-Out HeadphoneTable A-2 Audio-In Microphone Table A-3 Universal Serial BusTable A-4 External Monitor Table A-5 RJ-45 Network Table A-6 RJ-11 Modem Table A-7 Video-Out TV-CDPower Cord Set Requirements Conductor Power Cord SetGeneral Requirements Country/Region Accredited Agency Applicable Note Number Conductor Power Cord Set RequirementsCountry-Specific Requirements KE a Screw Listing Head Color Qty Length Thread Width Black Where usedTable C-1 Phillips PM2.0×5.0 Screw Table C-2 Phillips PM2.5×4.0 Screw Table C-3 Phillips PM2.5×7.0 Screw Table C-3 Phillips PM2.5×7.0 Screw Table C-3 Phillips PM2.5×7.0 Screw Table C-3 Phillips PM2.5×7.0 Screw Table C-3 Phillips PM2.5×7.0 Screw Table C-3 Phillips PM2.5×7.0 Screw Phillips PM2.5×7.0 Screw Location Table C-3 Phillips PM2.5×7.0 Screw Table C-3 Phillips PM2.5×7.0 Screw Table C-3 Phillips PM2.5×7.0 Screw Table C-3 Phillips PM2.5×7.0 Screw Color Qty Length Thread Width Silver Where used Table C-4 Phillips PM2.5×5.0 ScrewTable C-4 Phillips PM2.5×5.0 Screw Color Qty Length Thread Width Silver 12.0 Where used Table C-5 Phillips PM2.0×12.0 Spring-Loaded ScrewTable C-6 Black Phillips PM2.0×2.0 Screw Table C-7 Silver Phillips PM2.0×2.0 Screw Table C-8 Phillips PM2.0×4.0 Screw Table C-8 Phillips PM2.0×4.0 Screw Table C-8 Phillips PM2.0×4.0 Screw Table C-8 Phillips PM2.0×4.0 Screw Phillips PM2.0×4.0 Screw Location Table C-8 Phillips PM2.0×4.0 Screw Table C-8 Phillips PM2.0×4.0 Screw Table C-8 Phillips PM2.0×4.0 Screw Table C-8 Phillips PM2.0×4.0 Screw Table C-8 Phillips PM2.0×4.0 Screw Color Qty Length Thread Width Black 16.0 mm Where used Table C-9 Phillips PM2.0×16.0 ScrewTable C-10 Phillips PM2.5×8.0 Screw Table C-11 Phillips PM1.5×4.0 Screw Display Component Recycling Display Component Recycling Removing the Display Bezel Screw Covers and Screws Removing the Display Bezel Removing the Display Inverter Removing the Display Panel Assembly Removing the Display Panel Frame Screws Removing the Display Frame Removing the Backlight Cover Releasing the Backlight Cables Removing the Backlight Frame Slide the backlight out of the backlight frame Releasing the LCD Panel Remove the LCD panel Index Index Index-3 Index-4 Troubleshooting 2-16,2-25num lock key Number 3-7,3-30 Index-7

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