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

Models: CQ42-219AX CQ42-218AX CQ42-205AU CQ42-203AU CQ42-210AU CQ42-220AX

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3.Remove the RTC battery (2).

Reverse this procedure to install the RTC battery.

ENWW	Component replacement procedures 87

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

Contents

Compaq Presario CQ42 Notebook PC and HP G42 Notebook PC First Edition April 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 107 129 Product description AMD Turion Processor AMD Phenom Processor AMD Sempron Processor AMD Athlon ProcessorChipset Graphics Intel UMA Integrated/HD ATi Discrete PCI Express x Graphics 150-199 100-149 Intel UMA Integrated/GMA 4500M GL40 Memory Switchable Discrete Graphics Optical Hard drivesDrives Drive DisketteCamera Microphone Media card ExternalPorts Operating Preinstalled System PowerServiceabilit End-user Replaceable parts Keyboard Memory module Optical drive Mini-card device Enww Identifying the hardware External component identification TouchPad Top componentsComponent 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 Speaker assembly includes cable Power button board includes cableDescription Spare part number Keyboards Memory modules Wlan module Atheros AR9285 802.11 a/b/g/n 2x2 WiFi adapterModem module 593533-001 Enww Battery Item Description Spare part number 592144-001 Display assembly components Webcam module Display back coverDisplay rubber display kit not illustrated Item Description Spare part number Plastics kit 600190-001 Plastics Kit Mass storage devices Mass storage devices Miscellaneous parts Power cord, AC, 3 wire, black, 1.83-mDescription Spare part number AC adapters Rubber kit Spare part Description Number Sequential part number listing Presario, matte black HP, biscotti Module, silver HP, charcoal for models 1.1 and 1.2 only Enww Preliminary replacement requirements Removal and replacement proceduresService considerations Tools required Drive handling Cables and connectors Electrostatic discharge damage Grounding guidelinesTypical electrostatic voltage levels Event 10% 40% 55% 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 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 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 Description Spare part number RTC battery 602745-001 RTC battery Enww Subsystem memory includes thermal material Fan/heat sink assembly Enww Enww Processor Enww Enww Enww Computer Setup in Windows Setup UtilityStarting Setup Utility Using Setup Utility Displaying system information Navigating and selecting in Setup Utility Restoring default settings in Setup Utility Exiting Setup Utility Setup Utility menusMain menu Security menu Diagnostics menu System Configuration menuPrimary Hard Disk Self Test Starting Computer Setup Computer Setup in LinuxUsing Computer Setup Navigating and selecting in 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 Transfer mode Random access timeApplicable disc Cache buffer Data transfer rate 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 Pin Signal Connector pin assignmentsAudio-out headphone Audio-in microphone 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 Recycling BatteryDisplay Enww Display Enww Enww Enww Index Symbols/Numerics Inverter USB Enww