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HP CQ62-219WM, CQ62-255TU manual Turn the system board right-side up, with the front toward you

Models: CQ62-251TX

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5.Turn the system board right-side up, with the front toward you.

Removal and replacement procedures

✎Steps 5 through 8 apply only to computer models equipped with graphics subsystems having discrete memory.

5.Turn the system board right-side up, with the front toward you.

6.Disconnect the fan cable from the system board.

7.Loosen the two Phillips captive screws 1 and four Phillips spring-loaded captive screws 2 that secure the fan/heat sink assembly.

8.Remove the fan/heat sink assembly 3 by lifting it straight up.

Reverse this procedure to install the fan/heat sink assembly.

4–44	Maintenance and Service Guide

Image 88

HP CQ62-219WM, CQ62-255TU, CQ62-252TX, CQ62-251TX, CQ62-217CA Turn the system board right-side up, with the front toward you

Contents

Maintenance and Service Guide Compaq Presario CQ62 Notebook PC HP G62 Notebook PCDocument Part Number JanuaryPage Copyright 2010 Hewlett-Packard Development Company, L.P Revision History Safety warning notice Page 4 Removal and replacement procedures 1 Product description 2 External component identification3 Illustrated parts catalog Contents5 Setup Utility 6 Specifications7 Backup and recovery 8 Connector pin assignments10Recycling 9 Power cord set requirementsRJ-11 modem RJ-45 network Universal Serial Bus Contents Maintenance and Service GuideProduct description Maintenance and Service GuideProduct description Product description Maintenance and Service GuideCQ62 Intel Maintenance and Service Guide Product description3. Select Mouse settings External component identificationTop components TouchPadLights External component identificationMaintenance and Service Guide ButtonsExternal component identification esc key KeysExternal component identification Maintenance and Service Guide Left-side componentsExternal component identification Right-side components External component identificationBottom components Maintenance and Service GuideExternal component identification ComponentDisplay components Maintenance and Service GuideExternal component identification Internal microphoneWireless antennas Additional hardware components Maintenance and Service GuideExternal component identification ComponentIllustrated parts catalog Service tagMaintenance and Service Guide Maintenance and Service Guide Computer major componentsIllustrated parts catalog Power button board Maintenance and Service GuideIllustrated parts catalog Item DescriptionSpain Illustrated parts catalogContinued Continued Maintenance and Service GuideIllustrated parts catalog Wireless WLAN module Illustrated parts catalogDescription Spare part number593530-001 Maintenance and Service GuideContinued Battery Power connector includes cableIllustrated parts catalog Item DescriptionMaintenance and Service Guide Display assembly componentsIllustrated parts catalog Illustrated parts catalog DescriptionSpare part number Display bezelPlastics Kit 1 Hard drive cover 2 Wireless module compartment coverMaintenance and Service Guide Illustrated parts catalogMass storage devices Illustrated parts catalogDescription Spare part numberMiscellaneous parts Maintenance and Service GuideDescription Spare part numberSequential part number listing Illustrated parts catalogContinued 3-14Maintenance and Service Guide Continued3-15 Bulgeria, Burkina Faso, Burundi, Cambodia, Cameroon, Cape Verde, Central African Republic, ChadIllustrated parts catalog Spare part numberDescription number ContinuedMaintenance and Service Guide Illustrated parts catalogSpare part number Description numberIllustrated parts catalog Spare part numberDescription number ContinuedMaintenance and Service Guide Spare part numberDescription number ContinuedIllustrated parts catalog Spare part numberDescription number 3-20Removal and replacement procedures Preliminary replacement requirementsService considerations Cables and connectorsDrive handling Grounding guidelinesElectrostatic discharge damage Packaging and transporting guidelines Workstation guidelinesEquipment guidelines Component replacement procedures Service tagRemoval and replacement procedures Computer feetMaintenance and Service Guide Battery Hard drive 5. Disconnect the hard drive cable from the system board Memory module Reverse this procedure to install a memory module Wireless module Remove the wireless module Optical drive Maintenance and Service Guide Removal and replacement procedures4-15 Reverse this procedure to reassemble and install an optical drive Removal and replacement proceduresMaintenance and Service Guide 6. Remove the optical drive bracketKeyboard Remove the keyboard 8. Remove the keyboard Reverse this procedure to install the keyboard Removal and replacement proceduresMaintenance and Service Guide 4-19Top cover 5. Remove the Phillips PM2.5×6.0 screw that secures the switch cover to the computer Reverse this procedure to install the top cover Removal and replacement proceduresMaintenance and Service Guide 8. Remove the top coverPower button board Touchpad button board Speakers Display assembly Remove the display assembly Reverse this procedure to install the display assembly Removal and replacement proceduresMaintenance and Service Guide 5. Lift the display panel 2 straight up to remove it2 Two Phillips PM2.5×7.0 screws on the display bezel bottom edge 8. Remove the display bezel Reverse this procedure to install the display hinge covers Reverse this procedure to install the display panel brackets USB board Power connector Bluetooth module Modem System board Wireless module see “Wireless module” on pageMemory module see “Memory module” on page Fan/heat sink assembly see “Fan/heat sink assembly” on page Modem module see “Modem” on pageProcessor see “Processor” on page Removal and replacement proceduresRemove the system board RTC battery Fan/heat sink assembly Remove the fan/heat sink assembly 4. Remove the fan/heat sink assembly 2 by lifting it straight up Removal and replacement proceduresMaintenance and Service Guide 4-435. Turn the system board right-side up, with the front toward you The following illustration shows the replacement thermal material locations for computer models graphics subsystems having UMA memory Reverse this procedure to install the fan/heat sink assembly Processor 9. Remove the wireless module see “Wireless module” on page Remove the processor RJ-11 connector Remove the RJ-11 connector Reverse this procedure to install the RJ-11 connectorRemoval and replacement procedures Maintenance and Service GuideMaintenance and Service Guide Removal and replacement procedures4-52 Starting Setup Utility Setup UtilityChanging the language of Setup Utility Navigating and selecting in Setup Utility Restoring default settings in Setup UtilityDisplaying system information Setup UtilityExiting Setup Utility Setup Utility menusMain menu Security menuDiagnostics menu System Configuration menuSetup Utility Computer specifications SpecificationsMaintenance and Service Guide 39.6-cm 15.6-in HD display specifications SpecificationsMaintenance and Service Guide Hard drive specificationsSpecifications Specifications Access timeApplicable disc ReadSpecifications System DMA specificationsMaintenance and Service Guide System interrupt specifications System I/O address specificationsSpecifications System function shipping configurationSpecifications System function shipping configurationMaintenance and Service Guide I/O address hexSpecifications System memory map specificationsContinued Specifications Maintenance and Service GuideMemory address System functionMaintenance and Service Guide Specifications6-10 Backup and recovery Creating recovery discsWhen to back up Backup suggestions3. Click Recovery disc creation, and then click Next 2. Click Advanced OptionsUsing system restore points When to create restore pointsTo create a system restore point Restore to a previous date and timePerforming a recovery Recovering from the recovery discsRecovering from the dedicated recovery partition select models only Select Start All Programs Recovery Manager Recovery ManagerConnector pin assignments Audio-in microphoneAudio-out headphone Maintenance and Service GuideExternal monitor Connector pin assignmentsHDMI Connector pin assignmentsSignal Maintenance and Service GuideRJ-11 modem RJ-45 networkConnector pin assignments SignalUniversal Serial Bus Connector pin assignmentsSignal Maintenance and Service GuideConnector pin assignments Maintenance and Service GuidePower cord set requirements Requirements for all countries and regionsRequirements for specific countries and regions Power cord set requirementsCountry/region Accredited agencyRecycling BatteryDisplay Perform the following steps to disassemble the display assembly Maintenance and Service Guide3. Remove the display bezel Recycling6. Remove the display panel assembly 2 from the display enclosure 11. Lift the top edge of the backlight cover 2 and swing it outward Maintenance and Service Guide 15. Turn the display panel upside down16. Remove the backlight frame from the display panel 17. Remove the backlight from the backlight frameMaintenance and Service Guide 18. Disconnect the display cable 1 from the LCD panel20. Release the LCD panel 3 from the display rear panel 22. Remove the LCD panel 23. Recycle the LCD panel and backlightIndex Page