HP CQ42-203AU, CQ42-205AU, CQ42-220AX, CQ42-218AX, CQ42-219AX Packaging and transporting guidelines

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Packaging and transporting guidelines

Follow these grounding guidelines when packaging and transporting equipment:

To avoid hand contact, transport products in static-safe tubes, bags, or boxes.

Protect ESD-sensitive parts and assemblies with conductive or approved containers or packaging.

Keep ESD-sensitive parts in their containers until the parts arrive at static-free workstations.

Place items on a grounded surface before removing items from their containers.

Always be properly grounded when touching a component or assembly.

Store reusable ESD-sensitive parts from assemblies in protective packaging or nonconductive foam.

Use transporters and conveyors made of antistatic belts and roller bushings. Be sure that mechanized equipment used for moving materials is wired to ground and that proper materials are selected to avoid static charging. When grounding is not possible, use an ionizer to dissipate electric charges.

Workstation guidelines

Follow these grounding workstation guidelines:

Cover the workstation with approved static-shielding material.

Use a wrist strap connected to a properly grounded work surface and use properly grounded tools and equipment.

Use conductive field service tools, such as cutters, screwdrivers, and vacuums.

When fixtures must directly contact dissipative surfaces, use fixtures made only of static-safe materials.

Keep the work area free of nonconductive materials, such as ordinary plastic assembly aids and Styrofoam.

Handle ESD-sensitive components, parts, and assemblies by the case or PCM laminate. Handle these items only at static-free workstations.

Avoid contact with pins, leads, or circuitry.

Turn off power and input signals before inserting or removing connectors or test equipment.

48 Chapter 4 Removal and replacement procedures

ENWW

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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 Sempron Processor AMD Athlon ProcessorChipset Graphics Intel UMA Integrated/HD 150-199 100-149 Intel UMA Integrated/GMA 4500M GL40 ATi Discrete PCI Express x GraphicsSwitchable Discrete Graphics MemoryOptical Hard drivesDrives Camera DisketteDrive MicrophoneMedia card ExternalPorts Serviceabilit End-user Replaceable parts PowerOperating Preinstalled System KeyboardMemory module Optical drive Mini-card device Enww External component identification Identifying the hardwareTouchPad Top componentsComponent 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 componentsDescription Spare part number Power button board includes cableSpeaker assembly includes cable KeyboardsMemory modules Wlan module Atheros AR9285 802.11 a/b/g/n 2x2 WiFi adapterModem module 593533-001 Enww Battery Item Description Spare part number Display assembly components 592144-001Webcam module Display back coverDisplay rubber display kit not illustrated Plastics Kit Item Description Spare part number Plastics kit 600190-001Mass storage devices Mass storage devices Description Spare part number AC adapters Power cord, AC, 3 wire, black, 1.83-mMiscellaneous parts 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 Service considerations Removal and replacement proceduresPreliminary replacement requirements Tools requiredCables and connectors Drive handlingTypical electrostatic voltage levels Grounding guidelinesElectrostatic discharge damage 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 Starting Setup Utility Setup UtilityComputer Setup in Windows Using Setup UtilityNavigating and selecting in Setup Utility Displaying system informationRestoring default settings in Setup Utility Main menu Setup Utility menusExiting Setup Utility Security menuDiagnostics menu System Configuration menuPrimary Hard Disk Self Test Using Computer Setup Computer Setup in LinuxStarting 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 Applicable disc Random access timeTransfer mode 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 Audio-out headphone Connector pin assignmentsPin Signal 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 numberRecycling BatteryDisplay Enww Display Enww Enww Enww Symbols/Numerics IndexInverter USB Enww
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