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HP dv7-6b56nr A1T84UAR#ABA manual Subwoofer cable 2 select models only USB board cable

Models: dv7-6b56nr A1T84UAR#ABA

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Removal and replacement procedures

Remove the system board:

1. Disconnect the following cables from the system board: a. Audio/infrared board cable 1

✎The audio/infrared board cable connects to a LIF connector on the system board.

b.Subwoofer cable 2 (select models only)

c.USB board cable 3

✎The USB board cable connects to a LIF connector on the system board.

d. Power connector cable 4

2. Remove the three Phillips PM2.5×5.0 screws that secure the system board to the base enclosure.

Maintenance and Service Guide

4–41

Image 84

HP dv7-6b56nr A1T84UAR#ABA manual Subwoofer cable 2 select models only USB board cable

Contents

Maintenance and Service Guide HP Pavilion dv7 Entertainment PCPage Page Safety warning notice Contents Setup Utility 11Recycling Index Product description ChipsetPanels Hard drives Webcam MicrophoneAudio ModemExternal media card Internal cardExpansion PortsPower requirements Operating system PreinstalledServiceability End-user replaceable parts Pointing devicesExternal component identification Top componentsDisplay components Component DescriptionTouchPad Component FunctionSystem and Security Power Options ButtonsKeys Component Function Esc keyLights Front components Rear component Left-side componentsComponent Component Function Right-side components Bottom components Service tag Illustrated parts catalogComputer major components Switch cover, Moonlight White includes LED board and cable Item Description Spare Part NumberDisplay internal components Keyboard in Espresso Black color with painted finishBluetooth module 7a Bluetooth cable7c Modem module connector cable and RJ-11 jack Speaker assemblyUSB connector Optical drive boardSubwoofer DVB-T TV tuner moduleRTC battery Hard drive covers for primary and secondary hard drivesWlan module Broadcom 4312 802.11b/g Wlan module Broadcom 4322 802.11a/b/g/n Wlan module Atheros 9285G 802.11b/g Wlan moduleBattery Atheros 9280AGN 802.11a/b/g/n Wlan module516324-001 Display assembly components Flush glass display assembly spare partsWebcam/microphone module Bottom hinge coverBrightView display assembly spare parts Display panelDisplay Screw Kit not illustrated Description Spare part number Display bezel 516305-001Cable Kit Mass storage devices Miscellaneous parts Sequential part number listingPortugal, Spain, and Sweden White includes wireless antenna transceivers and cables United States, and the U.S. Virgin Islands Black with molded finish Cable Kit on page 3-12for more Cable Kit information Removal and replacement procedures Preliminary replacement requirementsService considerations Tools requiredGrounding guidelines Drive handlingPackaging and transporting guidelines Equipment guidelines Material Use Voltage protection levelComponent replacement procedures Service tagComputer feet Battery Optical drive Hard drive covers Primary hard drive coverSecondary hard drive cover Removal and replacement procedures Hard drive Removal and replacement procedures Memory module Wlan module Atheros 9285G 802.11b/g Wlan Adapter Maintenance and Service Guide Removal and replacement procedures RTC battery Description Spare part number RTC battery 449729-001TV tuner module Switch cover and keyboard French Canada 516357-121 Removal and replacement procedures Removal and replacement procedures Power button board Speaker assembly Description Spare part number Speaker assembly 531902-001Bluetooth module Description Spare part number Bluetooth module 537921-001Display assembly Primary hard drive see Hard drive onRemoval and replacement procedures Removal and replacement procedures Removal and replacement procedures Removal and replacement procedures Removal and replacement procedures Removal and replacement procedures Removal and replacement procedures Removal and replacement procedures Top cover Removal and replacement procedures Removal and replacement procedures System board Subwoofer cable 2 select models only USB board cable Removal and replacement procedures Modem module 510100-001Removal and replacement procedures Audio/infrared board USB board Subwoofer Description Spare part number Subwoofer 516333-001TV tuner module cable Modem module cable Power connector cable Fan/heat sink assembly Removal and replacement procedures Removal and replacement procedures Processor Removal and replacement procedures Setup Utility Starting the Setup UtilityUsing the Setup Utility Changing the language of the Setup UtilityNavigating and selecting in the Setup Utility Restoring default settings in the Setup UtilityDisplaying system information Setup Utility menus Exiting the Setup UtilityMain menu Security menuSystem Configuration menu Diagnostics menuPrimary Hard Disk Self Test Specifications Computer specificationsInput power TemperatureMetric Dimensions Pixel resolutionTotal power consumption Viewing angle Metric Maximum altitude unpressurizedInch HD+ BrightView display specifications Hard drive specificationsAccess time Transfer mode Multiword DMA ModeApplicable disc Read Write Cache buffer Data transfer rateSystem DMA specifications, AMD Direct memory access controllerHardware DMA System function System interrupt specifications, AMD discrete graphics Hardware IRQ System functionSystem interrupt specifications, AMD UMA graphics System I/O address specifications, AMD Address hex System function shipping configurationAddress hex System function shipping configuration System memory map specifications, AMD discrete graphics Size Memory address System functionSystem memory map specifications, AMD UMA graphics Screw listing Phillips PM2.5×7.0 screwColor Quantity Length Thread Head diameter Black Screw listing Screw listing Screw listing Phillips PM2.5×6.0 captive screw Color Quantity Length Thread Head diameter SilverScrew listing Screw listing Phillips PM2.0×4.0 screw Color Quantity Length Thread Head diameter Silver Phillips PM2.5×4.0 screw Phillips PM2.5×4.0 screw Phillips PM3.0×4.0 screw Phillips PM2.0×3.0 screw Screw listing Screw listing Phillips PM2.5×5.0 screw black Phillips PM2.5×5.0 screw silver Phillips PM2.5×5.0 broadhead screw black Phillips PM2.5×5.0 broadhead screw silver Phillips PM2.0×2.0 broadhead screw Backup and recovery Recovering system informationCreating recovery discs Backing up your information Using Windows Backup and Restore Using system restore pointsPerforming a recovery Recovering from the recovery discsConnector pin assignments Pin Signal1394 Audio-in microphoneAudio-out headphone External monitorHdmi RJ-11 modem RJ-45 networkUniversal Serial Bus Power cord set requirements Requirements for all countries or regionsRequirements for specific countries or regions Country/region Accredited agency Applicable note numberBattery RecyclingDisplay Recycling Maintenance and Service Guide 11-3 11-4 Maintenance and Service Guide 11-5 11-6 Index Esc 2-4fn 2-4function 2-4keypad Maintenance and Service Guide Index-3 Maintenance and Service Guide Index-4 Maintenance and Service Guide Index-5