Manuals / HP / Computer Equipment / Laptop

HP CQ42-154TX, 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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4.Disconnect the display panel cable (2) from the system board.

5.Disconnect the microphone cable (3) from the system board.

6.Disconnect the webcam cable (2) from the system board.

CAUTION: Support the display assembly when removing the display screws in the following steps. Failure to support the display assembly can result in damage to the assembly and other components.

7.Remove the four black Phillips PM2.5×6.5 screws (1) that secure the display assembly to the computer.

8.Remove the display assembly (2).

ENWW	Component replacement procedures 77

Image 87

HP CQ42-154TX, 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 Revision Publication date Description MSG revision history Iv MSG revision history Safety warning notice Vi Safety warning notice Table of contents Setup Utility 109 131 Product description Intel Celeron ChipsetGraphics Intel UMA Integrated/HD Graphics with 150-199 100-149 Intel UMA Integrated/GMA 4500M GL40 Category Description HP G42 Switchable Discrete Graphics 150-199 100-149 ATi Discrete PCI Express x GraphicsMemory 35-cm 2.5-in Hard drives Camera OpticalDrives Diskette drive Ethernet WirelessLocal area network Wlan options by Way of wireless Module Modem External Media cardPorts Keyboard PowerOperating Preinstalled System Serviceability End-user Replaceable parts Enww Identifying the hardware External component identification Top components TouchPadComponent Description Lights Button and speakers Control Panel System and Security Power Options Fn key Keys Display Right-side components Left-side components Bottom components Wireless antennas Additional hardware components Enww Serial number location Illustrated parts catalog Computer major components 35.6 cm 14-in, WXGA, BrightView display assembly Touchpad button board includes cable Power button board includes cableDescription Spare part number Keyboards Speaker assembly includes cable Description Spare part number Memory modules Wlan module Atheros AR9285 802.11 a/b/g/n 2x2 WiFi adapterIntel Centrino Wireless-N 1000 802.11b/g/n Broadcom 4312G 802.11b/g WiFi Adapter halogen free BT3.0+HS ready for models 1.2 and 1.3 only Battery Bluetooth module for models 1.0, 1.1 and 1.3 only Enww 592144-001 Display assembly components Display back cover Webcam moduleDisplay rubber display kit not illustrated Item Description Spare part number Plastics kit 600190-001 Plastics Kit Mass storage devices Item Description Spare part number Rubber kit Power cord, AC, 3 wire, black, 1.83-mMiscellaneous parts Description Spare part number AC adapters Spare part Description Number Sequential part number listing 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 Tools required Removal and replacement proceduresPreliminary replacement requirements Service considerations Drive handling Cables and connectors Event 10% 40% 55% Grounding guidelinesElectrostatic discharge damage Typical electrostatic voltage levels Packaging and transporting guidelines Material Use Voltage protection level Equipment guidelines Serial number Component replacement procedures Description Spare part number Rubber Feet Kit 600184-001 Computer feet Battery Hard drive Enww Enww Optical drive Enww Wlan module Enww Enww Memory module Enww Keyboard Enww Top cover Enww Enww Description Spare part number Speaker assembly 600189-001 Speaker assembly 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 Description Spare part number RTC battery 602745-001 RTC battery Enww Subsystem memory includes thermal replacement material Fan/heat sink assembly Enww Enww Processor Enww Enww Using Setup Utility Setup UtilityComputer Setup in Windows Starting Setup Utility Displaying system information Navigating and selecting in Setup Utility Restoring default settings in Setup Utility Security menu Setup Utility menusExiting Setup Utility Main menu System Configuration menu Diagnostics menuPrimary Hard Disk Self Test Navigating and selecting in Computer Setup Computer Setup in LinuxStarting Computer Setup Using Computer Setup Restoring factory settings in Computer Setup File menu Computer Setup menus Security menu System Configuration menu Enww Enww Computer specifications Specifications 35.6-cm14.0-in display specifications Hard drive specifications Cache buffer Data transfer rate Random access timeTransfer mode Applicable disc BD-ROM, BD-ROM-DL, BD-R, BD-R-DL, BD-RE, BD-RE-DL, DVD-ROM Select Start Computer System resource specifications Windows Backup and recovery Creating recovery discs Backing up your information Using Windows Backup and Restore Using system restore points Performing a recovery Select Start All Programs Recovery Manager Recovery Manager Recovering from the recovery discs Linux backup and recovery Enww Audio-in microphone Connector pin assignmentsPin Signal Audio-out headphone External monitor RJ-45 network RJ-11 modem Hdmi Universal Serial Bus Enww Requirements for all countries or regions Power cord set requirements Country/region Accredited agency Applicable note number Requirements for specific countries or regions Battery RecyclingDisplay Enww Display Enww Enww Enww Index Symbols/Numerics Inverter USB Enww