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HP CQ42-125TU, CQ42-109TU, CQ42-103TU, CQ42-275TX, CQ42-276TU, CQ42-168TU, CQ42-189TX, CQ42-160TX Enww

Models: CQ42-216TU CQ42-257TU CQ42-165TX CQ42-160TX CQ42-103TU CQ42-269TX CQ42-111TU CQ42-276TU CQ42-134TU CQ42-158TX CQ42-251TU CQ42-258TU CQ42-263TU CQ42-119TU CQ42-160TU CQ42-173TU CQ42-257TX CQ42-125TU CQ42-152TU CQ42-135TU CQ42-268TX CQ42-153TX CQ42-256TX CQ42-133TU CQ42-195TX CQ42-254TX CQ42-140TU CQ42-168TU CQ42-201TU CQ42-169TU CQ42-154TX CQ42-189TX CQ42-109TU CQ42-255TX CQ42-151TX CQ42-215TU CQ42-173TX CQ42-152TX CQ42-275TX

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2.Release the cable from the clips on the base enclosure (2), and then remove the cable (3).

88 Chapter 4 Removal and replacement procedures

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HP CQ42-125TU, CQ42-109TU, CQ42-103TU, CQ42-275TX, CQ42-276TU, CQ42-168TU, CQ42-189TX, CQ42-160TX, CQ42-165TX, CQ42-158TX Enww

Contents

Compaq Presario CQ42 Notebook PC and HP G42 Notebook PC First Edition March Document Part Number MSG revision history Revision Publication date Description Iv MSG revision history Safety warning notice Vi Safety warning notice Table of contents Setup Utility 109 131 Product description Graphics Intel UMA Integrated/HD Graphics with Intel CeleronChipset Category Description HP G42 150-199 100-149 Intel UMA Integrated/GMA 4500M GL40 Memory Switchable Discrete Graphics150-199 100-149 ATi Discrete PCI Express x Graphics Hard drives 35-cm 2.5-in Diskette drive OpticalDrives Camera Modem WirelessLocal area network Wlan options by Way of wireless Module Ethernet Ports ExternalMedia card Serviceability End-user Replaceable parts PowerOperating Preinstalled System Keyboard Enww External component identification Identifying the hardware Component Description Top componentsTouchPad Lights Control Panel System and Security Power Options Button and speakers Keys Fn key Display Right-side components Left-side components Bottom components Wireless antennas Additional hardware components Enww Illustrated parts catalog Serial number location 35.6 cm 14-in, WXGA, BrightView display assembly Computer major components Keyboards Power button board includes cableDescription Spare part number Touchpad button board includes cable Speaker assembly includes cable Broadcom 4312G 802.11b/g WiFi Adapter halogen free Wlan module Atheros AR9285 802.11 a/b/g/n 2x2 WiFi adapterIntel Centrino Wireless-N 1000 802.11b/g/n Description Spare part number Memory modules BT3.0+HS ready for models 1.2 and 1.3 only Bluetooth module for models 1.0, 1.1 and 1.3 only Battery Enww Display assembly components 592144-001 Display rubber display kit not illustrated Display back coverWebcam module Plastics Kit Item Description Spare part number Plastics kit 600190-001 Mass storage devices Item Description Spare part number Description Spare part number AC adapters Power cord, AC, 3 wire, black, 1.83-mMiscellaneous parts Rubber kit Sequential part number listing Spare part Description Number Zimbabwe 600164-001 Display back cover, Presario, biscotti Enww HP, white for models 1.1 only HP, charcoal for models 1.2 and 1.3 only HP, velvet red for models 1.2 and 1.3 only Enww Service considerations Removal and replacement proceduresPreliminary replacement requirements Tools required Cables and connectors Drive handling Typical electrostatic voltage levels Grounding guidelinesElectrostatic discharge damage Event 10% 40% 55% Packaging and transporting guidelines Equipment guidelines Material Use Voltage protection level Component replacement procedures Serial number Computer feet Description Spare part number Rubber Feet Kit 600184-001 Battery Hard drive Enww Enww Optical drive Enww Wlan module Enww Enww Memory module Enww Keyboard Enww Top cover Enww Enww Speaker assembly Description Spare part number Speaker assembly 600189-001 Power button board TouchPad button board Modem module Enww Bluetooth module USB board Power connector cable Display assembly Enww Enww Enww Enww Enww Enww System board Enww Enww Enww Optical drive Sata cable and connector Enww RTC battery Description Spare part number RTC battery 602745-001 Enww Fan/heat sink assembly Subsystem memory includes thermal replacement material Enww Enww Processor Enww Enww Starting Setup Utility Setup UtilityComputer Setup in Windows Using Setup Utility Navigating and selecting in Setup Utility Displaying system information Restoring default settings in Setup Utility Main menu Setup Utility menusExiting Setup Utility Security menu Primary Hard Disk Self Test System Configuration menuDiagnostics menu Using Computer Setup Computer Setup in LinuxStarting Computer Setup Navigating and selecting in Computer Setup Restoring factory settings in Computer Setup Computer Setup menus File menu Security menu System Configuration menu Enww Enww Specifications Computer specifications 35.6-cm14.0-in display specifications Hard drive specifications Applicable disc Random access timeTransfer mode Cache buffer Data transfer rate BD-ROM, BD-ROM-DL, BD-R, BD-R-DL, BD-RE, BD-RE-DL, DVD-ROM System resource specifications Select Start Computer Backup and recovery Windows Creating recovery discs Backing up your information Using Windows Backup and Restore Performing a recovery Using system restore points Recovering from the recovery discs Select Start All Programs Recovery Manager Recovery Manager Linux backup and recovery Enww Audio-out headphone Connector pin assignmentsPin Signal Audio-in microphone External monitor RJ-11 modem RJ-45 network Hdmi Universal Serial Bus Enww Power cord set requirements Requirements for all countries or regions Requirements for specific countries or regions Country/region Accredited agency Applicable note number Display BatteryRecycling Enww Display Enww Enww Enww Symbols/Numerics Index Inverter USB Enww