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Compaq CQ20 manual Computer major components

Models: CQ20

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Illustrated parts catalog

Computer major components

3–2	Maintenance and Service Guide

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Compaq CQ20 manual Computer major components

Contents

Maintenance and Service Guide Compaq Presario CQ20 Notebook PCPage Safety warning notice Contents Setup Utility 11Recycling Product description Category Description Board Memory Hard drivesOptical drives Diskette driveWireless Integrated Wlan options by way of wireless module Power requirementsCategory Description Board Ethernet External media cardCategory Description Board Operating system Preinstalled Serviceability End-user replaceable partsExternal component identification Top componentsDisplay components Item Component DescriptionSound Mouse TouchPadComponent Function Component Description Maintenance Power OptionsButtons Fn key KeysComponent Function Esc key Lights Front components Left-side componentsRight-side components Bottom components Illustrated parts catalog Serial number locationComputer major components Speaker assembly RTC batteryItem Description Display internal components not illustratedBattery Description Spare Part Number FanBroadcom 802.11b/g Wlan module Intel 802.11a/b/g/n Wlan moduleMemory module Cable Kit Description Spare part number Cable KitPlastics Kit Description Spare part number Plastics KitMass storage devices Description Spare part numberPower cords Miscellaneous partsDescription Spare part number AC adapter Screw KitSequential part number listing Spare part number DescriptionSpare part number Description Spare part number Description Spare part number Description Removal and replacement procedures Preliminary replacement requirementsService considerations Tools requiredGrounding guidelines Drive handlingPackaging and transporting guidelines Workstation guidelines Unknown user password Material Use Voltage protection levelComponent replacement procedures Serial numberBattery Computer feetHard drive All hard drive spare part kits include a hard drive bracketRemoval and replacement procedures Memory module Reverse this procedure to install a memory module Intel 802.11a/b/g/n Wlan modules Wlan moduleBroadcom 802.11b/g Wlan modules Reverse this procedure to install the Wlan module Optical drive Removal and replacement procedures Keyboard Removal and replacement procedures Top cover Removal and replacement procedures Removal and replacement procedures Removal and replacement procedures Speaker assembly Description Spare part number Speaker assembly 493273-001Removal and replacement procedures Display assembly Removal and replacement procedures Removal and replacement procedures Removal and replacement procedures Removal and replacement procedures Removal and replacement procedures Audio board Description Spare part number Audio board 493272-001Removal and replacement procedures Fan Description Spare part number Fan 493269-001Removal and replacement procedures System board Removal and replacement procedures RTC battery Description Spare part number RTC battery 449137-001Removal and replacement procedures Modem module Description Spare part number Modem module 461749-001Removal and replacement procedures Bluetooth module Description Spare part number Bluetooth module 398393-002Removal and replacement procedures Heat sink Removal and replacement procedures Intel Core Duo processors 1-MB cache, 667-MHz FSB ProcessorIntel Core Duo processors 2-MB cache, 800-MHz FSB Removal and replacement procedures Reverse this procedure to install the processor Changing the language of the Setup Utility Setup UtilityStarting the Setup Utility Displaying system information Navigating and selecting in the Setup UtilityRestoring default settings in the Setup Utility Exiting the Setup Utility Setup Utility menusMain menu Security menuPrimary Hard Disk Self Test System Configuration menuDiagnostics menu Specifications Computer specificationsInch, Wxga display specifications Hard drive specificationsDVD/CD-RW Combo Drive specifications Blu-ray ROM DVD±RW SuperMulti DL Drive specificationsAccess time Applicable disc Read WriteSystem DMA specifications Hardware DMA System functionSystem interrupt specifications Hardware IRQ System functionSystem I/O address specifications Address hex System function shipping configurationEF80-EF9F System memory map specifications Size Memory address System functionScrew listing Phillips PM1.5×3.0 screw Color Quantity Length Thread Head diameter SilverScrew listing Phillips PM2.0×3.0 screw Phillips PM2.0×4.0 screw Phillips PM2.0×5.0 captive screw Color Quantity Length Thread Head diameter BlackPhillips PM2.0×3.0 screw Phillips PM2.0×6.0 screw Phillips PM2.0×5.0 screw Phillips PM2.0×7.0 captive screw Phillips PM2.0×10.0 captive screw Color Quantity Length Thread Head diameter Silver 10.0 mmPhillips PM2.5×10.0 captive screw Color Quantity Length Thread Head diameter Black 10.0 mmPhillips PM3.0×3.0 screw Phillips PM3.0×4.0 screw Phillips T2.0×2.0BH screw Torx T8M2.5×6.0 slotted screw Screw listing Screw listing Backup and recovery Creating recovery discsBacking up your information When to back upBackup suggestions Using system restore points When to create restore pointsPerforming a recovery Recovering from the recovery discsConnector pin assignments Pin SignalAudio-out headphone Audio-in microphoneExternal monitor Hdmi RJ-11 modem RJ-45 network Universal Serial Bus Power cord set requirements Requirements for all countries and regionsRequirements for specific countries and regions Country/region Accredited agency Applicable note numberDisplay BatteryRecycling Recycling Maintenance and Service Guide 11-3 11-4 Maintenance and Service Guide 11-5 11-6 Index Index Esc 2-4fn 2-4function 2-4keypad Index-4 Maintenance and Service Guide Index-5