Compaq CQ58 manual

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2.Remove the four Phillips PM2.0×2.5 screws on the rear edge of the battery bay and in the hard drive bay that secure the top cover to the computer.

3.Remove the four Phillips PM2.5×4.0 screws on the front edge of the battery bay and near the hard drive connector that secure the top cover to the computer.

4.Turn the computer right side up, with the front toward you.

5.Open the computer.

6.Release the ZIF connector to which the power button board cable is connected, and then disconnect the power button board cable (1) from the system board.

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Chapter 4 Removal and replacement procedures

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Contents Compaq Presario CQ58 First Edition November Document Part Number Safety warning notice Iv Safety warning notice Table of contents Using Setup Utility Bios and System Diagnostics Power cord set requirements Viii Product description Hard drive WirelessCategory Description Memory Optical driveExternal media cards Power requirementsCategory Description PortsServiceability Operating system PreinstalledCategory Description Security Finding your hardware and software information External component identificationDisplay Component Description Communication and Chat CyberLink YouCamButton Control Panel System and Security Power OptionsComponent Keys Fn keyLights Front TouchPadComponent Description Speakers Produce sound Left side Off power to the display and other Right side Bottom Illustrated parts catalog Service tag Description FunctionComputer major components Component Spare part numberPower button board includes cable Optical drive connector cable includes bracketRTC battery Power connector cable includes bracketBattery Wlan moduleComponent Spare part number Cover Kit, includes 686272-001 15.6-in, LED, SVA, HD, BrightView display panel Display assembly subcomponentsComponent Spare part number Display bezel Display Hinge Kit , includesDisplay enclosure Mass storage devices Hard Drive Hardware Kit , includesMiscellaneous parts Screw KitSequential part number listing Spare part number DescriptionReplacement thermal material Sequential part number listing Service considerations Removal and replacement proceduresPreliminary replacement requirements Tools requiredCables and connectors Grounding guidelines Electrostatic discharge damagePackaging and transporting guidelines Equipment guidelines Material Use Voltage protection levelComponent replacement procedures Service tagComputer feet Battery Description Spare part numberMemory module Wlan module Page Keyboard For use in country/region Spare part numberPage Page Page Optical drive Page Hard drive Page Page RTC battery Description Spare part number RTC battery 686274-001Top cover Page Page Power button board TouchPad button board 686271-001Page Page Optical drive connector cable Page Speakers Page USB board Page System board Page Page Fan/heat sink assembly Page Display assembly Page Page Page Page Page Page Page Page Power connector cable Page Updating the Bios Using Setup Utility Bios and System DiagnosticsStarting Setup Utility Bios Determining the Bios versionDownloading a Bios update Using System Diagnostics Specifications Computer specifications15.6-in, SVA, display panel display specifications Hard drive specifications Backing up, restoring, and recovering Creating recovery media and backupsCreating HP Recovery media See Creating HP Recovery media onRestore and recovery Using Windows Refresh for quick and easy recovery Help and SupportRemove everything and reinstall Windows Recovering using HP Recovery ManagerWhat you need to know Removing the HP Recovery partition Using HP Recovery media to recoverPower cord set requirements Requirements for all countriesRequirements for specific countries and regions Country/region Accredited agency Applicable note numberRecycling Index Hdmi TouchPad button