HP CQ42-205AU, CQ42-220AX, CQ42-218AX, CQ42-219AX, CQ42-203AU, CQ42-210AU manual Enww

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18.Remove the backlight from the backlight frame.

19.Disconnect the display panel cable (1) from the LCD panel.

20.Remove the screws (2) that secure the LCD panel to the display rear panel.

21.Release the LCD panel (3) from the display rear panel.

22.Release the tape (4) that secures the LCD panel to the display rear panel.

23.Remove the LCD panel.

24.Recycle the LCD panel and backlight.

134 Chapter 10 Recycling

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Contents

Compaq Presario CQ42 Notebook PC and HP G42 Notebook PC First Edition April Document Part Number MSG revision history Revision Publication date DescriptionIv MSG revision history Safety warning notice Vi Safety warning notice Table of contents Setup Utility 107 129 Product description AMD Phenom Processor AMD Turion ProcessorAMD Athlon Processor AMD Sempron ProcessorChipset Graphics Intel UMA Integrated/HD 150-199 100-149 Intel UMA Integrated/GMA 4500M GL40 ATi Discrete PCI Express x GraphicsSwitchable Discrete Graphics MemoryHard drives OpticalDrives Diskette DriveCamera MicrophoneExternal Media cardPorts Power Operating Preinstalled SystemServiceabilit End-user Replaceable parts KeyboardMemory module Optical drive Mini-card device Enww External component identification Identifying the hardwareTop components TouchPadComponent Description Lights Control Panel System and Security Power Options Button and speakersKeys Fn keyDisplay Right-side components Left-side components Bottom components Wireless antennas Additional hardware components Enww Illustrated parts catalog Serial number location35.6 cm 14-in, WXGA, BrightView display assembly Computer major componentsPower button board includes cable Speaker assembly includes cableDescription Spare part number KeyboardsWlan module Atheros AR9285 802.11 a/b/g/n 2x2 WiFi adapter Memory modulesModem module 593533-001 Enww Battery Item Description Spare part number Display assembly components 592144-001Display back cover Webcam moduleDisplay rubber display kit not illustrated Plastics Kit Item Description Spare part number Plastics kit 600190-001Mass storage devices Mass storage devices Power cord, AC, 3 wire, black, 1.83-m Miscellaneous partsDescription Spare part number AC adapters Rubber kitSequential part number listing Spare part Description NumberPresario, matte black HP, biscotti Module, silver HP, charcoal for models 1.1 and 1.2 only Enww Removal and replacement procedures Preliminary replacement requirementsService considerations Tools requiredCables and connectors Drive handlingGrounding guidelines Electrostatic discharge damageTypical electrostatic voltage levels Event 10% 40% 55%Packaging and transporting guidelines Equipment guidelines Material Use Voltage protection levelComponent replacement procedures Serial numberComputer feet Description Spare part number Rubber Feet Kit 600184-001Battery Hard drive Enww Enww Optical drive Enww Wlan module Enww Memory module Enww Keyboard Enww Top cover Enww Enww Speaker assembly Description Spare part number Speaker assembly 600189-001Power button board TouchPad button board Modem module Enww USB board Power connector cable Display assembly Enww Enww Enww Enww Enww Enww System board Power connector cable see Power connector cable on Reverse the preceding procedure to install the system board Optical drive Sata cable and connector Enww RTC battery Description Spare part number RTC battery 602745-001Enww Fan/heat sink assembly Subsystem memory includes thermal materialEnww Enww Processor Enww Enww Enww Setup Utility Computer Setup in WindowsStarting Setup Utility Using Setup UtilityNavigating and selecting in Setup Utility Displaying system informationRestoring default settings in Setup Utility Setup Utility menus Exiting Setup UtilityMain menu Security menuSystem Configuration menu Diagnostics menuPrimary Hard Disk Self Test Computer Setup in Linux Starting Computer SetupUsing Computer Setup Navigating and selecting in Computer SetupRestoring factory settings in Computer Setup Computer Setup menus File menuSecurity menu System Configuration menu Enww Enww Specifications Computer specifications35.6-cm14.0-in display specifications Hard drive specifications Random access time Transfer modeApplicable disc Cache buffer Data transfer rateBD-ROM, BD-ROM-DL, BD-R, BD-R-DL, BD-RE, BD-RE-DL, DVD-ROM System resource specifications Select Start ComputerBackup and recovery WindowsCreating recovery discs Backing up your information Using Windows Backup and Restore Performing a recovery Using system restore pointsRecovering from the recovery discs Select Start All Programs Recovery Manager Recovery ManagerLinux backup and recovery Enww Connector pin assignments Pin SignalAudio-out headphone Audio-in microphoneExternal monitor RJ-11 modem RJ-45 networkHdmi Universal Serial Bus Enww Power cord set requirements Requirements for all countries or regionsRequirements for specific countries or regions Country/region Accredited agency Applicable note numberBattery RecyclingDisplay Enww Display Enww Enww Enww Symbols/Numerics IndexInverter USB Enww

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