HP Pavilion dv7 Notebook PC

Maintenance and Service Guide

Copyright 2011 Hewlett-PackardDevelopment Company, L.P.

AMD, the AMD Arrow logo, Athlon,Phenom, Sempron, Turion, andcombinations thereof, are trademarks ofAdvanced Micro Devices, Inc. Bluetooth is atrademark owned by its proprietor and usedby Hewlett-Packard Company under license.Intel, Celeron, Core, and Pentium aretrademarks of Intel Corporation in the U.S.and other countries. Microsoft and Windowsare U.S. registered trademarks of MicrosoftCorporation. SD Logo is a trademark ofits proprietor.

The information contained herein is subjectto change without notice. The onlywarranties for HP products and services areset forth in the express warranty statementsaccompanying such products and services.Nothing herein should be construed asconstituting an additional warranty. HP shallnot be liable for technical or editorial errorsor omissions contained herein.

Second Edition: May 2011

First Edition: January 2011

Document Part Number: 635468-003

Safety warning notice

WARNING! To reduce the possibility of heat-related injuries or of overheating the device, do notplace the device directly on your lap or obstruct the device air vents. Use the device only on a hard, flatsurface. Do not allow another hard surface, such as an adjoining optional printer, or a soft surface,such as pillows or rugs or clothing, to block airflow. Also, do not allow the AC adapter to contact theskin or a soft surface, such as pillows or rugs or clothing, during operation. The device and the ACadapter comply with the user-accessible surface temperature limits defined by the InternationalStandard for Safety of Information Technology Equipment (IEC 60950).

iii

iv Safety warning notice

Table of contents

1 Product description ........................................................................................................... 1

2 External component identification ................................................................................... 11

Top ...................................................................................................................................... 12Buttons ................................................................................................................... 12Keys ...................................................................................................................... 13Lights ..................................................................................................................... 15TouchPad ............................................................................................................... 16

Display ................................................................................................................................. 17Front ..................................................................................................................................... 18Left side ................................................................................................................................ 19Right side .............................................................................................................................. 20Bottom .................................................................................................................................. 21

3 Illustrated parts catalog .................................................................................................. 22

Service tag ............................................................................................................................ 23Computer major components ................................................................................................... 24Display assembly subcomponents ............................................................................................. 33Mass storage devices ............................................................................................................. 34Miscellaneous parts ................................................................................................................ 35Sequential part number listing .................................................................................................. 36

4 Removal and replacement procedures ............................................................................ 46

Preliminary replacement requirements ....................................................................................... 46Tools required ......................................................................................................... 46Service considerations ............................................................................................. 46

Plastic parts ............................................................................................. 46Cables and connectors ............................................................................. 46Drive handling ......................................................................................... 47

Grounding guidelines .............................................................................................. 47Electrostatic discharge damage .................................................................. 47

v

Packaging and transporting guidelines ........................................ 49Component replacement procedures ........................................................................................ 51

Service tag ............................................................................................................. 51Computer feet ......................................................................................................... 52Battery ................................................................................................................... 52Optical drive .......................................................................................................... 53Hard drive ............................................................................................................. 56RTC battery ............................................................................................................ 60Memory module ...................................................................................................... 61WLAN module ........................................................................................................ 62Keyboard ............................................................................................................... 65Top cover ............................................................................................................... 68Fingerprint reader board .......................................................................................... 72Power button board ................................................................................................. 74Display lid switch board .......................................................................................... 76SD Card reader board ............................................................................................. 78Bluetooth module .................................................................................................... 80USB board ............................................................................................................. 82Front speakers ........................................................................................................ 84Power connector cable ............................................................................................ 86System board ......................................................................................................... 87Fan/heat sink assembly ........................................................................................... 91Processor ............................................................................................................... 95Optical drive cable ................................................................................................. 99Rear speakers ....................................................................................................... 100Subwoofer ........................................................................................................... 102Display assembly .................................................................................................. 103

5 Setup Utility (BIOS) and System Diagnostics .................................................................. 111

Using Setup Utility ................................................................................................................ 111Starting Setup Utility .............................................................................................. 111Changing the language of Setup Utility .................................................................... 111Navigating and selecting in Setup Utility .................................................................. 112Displaying system information ................................................................................. 112Restoring factory settings in Setup Utility ................................................................... 113Exiting Setup Utility ............................................................................................... 113Updating the BIOS ................................................................................................ 113

Determining the BIOS version .................................................................. 114Downloading a BIOS update .............................