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HP G72-251 Maintenance And Service Manual

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Compaq Presario CQ72 Notebook PC
and HP G72 Notebook PC

Maintenance and Service Guide

Document Part Number: 597891-001
May 2010
This guide is a troubleshooting reference used for maintaining and servicing the computer. It provides
comprehensive information on identifying computer features, components, and spare parts; and performing
computer disassembly procedures.

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Summary of Contents for HP G72-251

  • Page 1: Maintenance And Service Guide

    Compaq Presario CQ72 Notebook PC and HP G72 Notebook PC Maintenance and Service Guide Document Part Number: 597891-001 May 2010 This guide is a troubleshooting reference used for maintaining and servicing the computer. It provides comprehensive information on identifying computer features, components, and spare parts; and performing...
  • Page 3 Microsoft and Windows are U.S. registered trademarks of Microsoft Corporation. SD Logo is a trademark of its proprietor. The information contained herein is subject to change without notice. The only warranties for HP products and services are set forth in the express warranty statements accompanying such products and services.

  • Page 4: Revision History

    Revision History Revision Publication Date October 2010 Description ■ Chapter 1 — added new descriptions for the following components: ❏ Hard drive ❏ Memory module ❏ Processor ■ Chapter 3 and Chapter 4 —added new spare part numbers and descriptions for the following components: ❏...
  • Page 5 Safety warning notice Å WARNING: To reduce the possibility of heat-related injuries or of overheating the computer, do not place the computer directly on your lap or obstruct the computer air vents. Use the computer only on a hard, flat surface. 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.

  • Page 7: Table Of Contents

    1 Product description 2 External component identification Top components ..............2–1 TouchPad .
  • Page 8 Contents Display assembly ..............4–27 USB board.
  • Page 9 9 Power cord set requirements Requirements for all countries and regions ..........10–1 Requirements for specific countries and regions .
  • Page 10 Contents Maintenance and Service Guide...

  • Page 11: Product Description

    Category Description Product name HP G72 Notebook PC Processors Intel® Core™ i7-620M Processor (4M cache, 2.26 GHz, SC turbo up to 3.33 GHz) Intel Core i5-540M Processor (3M cache, 2.53 GHz, SC turbo up to 3.06 GHz) Intel Core i5-520M Processor (3M cache, 2.4 GHz, SC turbo up to 2.93 GHz) Intel Core i5-430M Processor (3M cache, 2.26 GHz, SC turbo up to 2.53 GHz)
  • Page 12 (select models only) Microphone Integrated single analog microphone (for models with no webcam) Audio High-definition audio supports Microsoft® premium requirements with 2 HP Altec Lansing speakers Modem 56K V.92 data/fax MDC modem (computer models not equipped with a modem have a cover over the RJ-11 jack...
  • Page 13 Windows 7® Professional 32 and 64-bit Windows 7 Home Premium 32 and 64-bit Serviceability End-user replaceable parts: AC adapter Battery (system) Hard drive Memory module Optical drive Mini Card components Maintenance and Service Guide Product description HP G72 HP G72 Discrete 1–3...
  • Page 14 Product description 1–4 Maintenance and Service Guide...

  • Page 15: External Component Identification

    Top components TouchPad Item Component TouchPad off indicator TouchPad zone* Left TouchPad control* Right TouchPad control* *This table describes factory settings. There is an unmarked scroll zone inside the right edge of the TouchPad. To scroll up and down using the TouchPad vertical scroll zone, slide your finger up or down along the right edge of the TouchPad.

  • Page 16: Lights

    External component identification Lights ✎ Your computer might look slightly different from the illustration in this section. Item Component TouchPad light Caps lock light Power light Wireless light num lk light 2–2 Description ■ Off TouchPad is enabled. ■ Amber TouchPad is disabled.

  • Page 17: Buttons

    Buttons Item Component Power button* Speakers (2) *This table describes factory settings. For information about changing factory settings, see the user guides located in Help and Support. Maintenance and Service Guide External component identification Description ■ When the computer is off, press the button to turn on the computer.

  • Page 18: Keys

    External component identification Keys ✎ Your computer might look slightly different from the illustration in this section. Item Component fn key Windows logo key Windows applications key Integrated numeric keypad keys Action keys 2–4 Description Displays system information when pressed in combination with key.

  • Page 19: Left-Side Components

    Left-side components ✎ Your computer might look slightly different from the illustration in this section. Item Component External monitor port Vent HDMI port (select models only) Network connection light RJ-45 (network) jack Network activity light USB ports (2) Audio-in (microphone) jack Audio-out (headphone) jack Digital media slot (select models only) Drive light...

  • Page 20: Right-Side Components

    External component identification Right-side components ✎ Your computer might look slightly different from the illustration in this section. Item Component Optical drive Optical drive light on release button USB port RJ-11 (modem) jack (select models only) AC adapter light Power connector Security cable slot 2–6 Function...

  • Page 21: Bottom Components

    Bottom components Item Component Battery bay Vents (4) Battery release latch Hard drive bay Memory module compartment Maintenance and Service Guide External component identification Function Holds the battery. Enable airflow to cool internal components. ✎ The computer fan starts up automatically to cool internal components and prevent overheating.

  • Page 22: Display Components

    External component identification Display components Item Component Internal microphone Webcam (select models only) Webcam light (select models only) 2–8 Description Records sound. Records video and captures still photographs. The webcam is in use. Maintenance and Service Guide...

  • Page 23: Wireless Antennas

    External component identification Wireless antennas The computer model has 2 antennas that send and receive signals from one or more wireless devices. These antennas are not visible from the outside of the computer. ✎ For optimal transmission, keep the areas immediately around the antennas free from obstructions. To see wireless regulatory notices, see the section of the Regulatory, Safety and Environmental Notices that applies to your country or region.

  • Page 24: Additional Hardware Components

    External component identification Additional hardware components Item Component Power cord* AC adapter Battery *Power cords vary in appearance by country or region. 2–10 Description Connects an AC adapter to an AC outlet. Converts AC power to DC power. Powers the computer when the computer is not plugged into external power.

  • Page 25: Illustrated Parts Catalog

    Service tag When ordering parts or requesting information, provide the computer serial number and model number located on the service tag. Component Product name Serial number (s/n) Part number/Product number (p/n) Warranty period Model description Maintenance and Service Guide Illustrated parts catalog Description The name affixed to the front of the computer.

  • Page 26: Computer Major Components

    Illustrated parts catalog Computer major components 3–2 Maintenance and Service Guide...
  • Page 27 Item Description 43.9-cm (17.3-in) High Definition (HD), light-emitting diode (LED) BrightView display assembly for use in: Biscotti computer models Biscotti computer models with webcam Silver computer models (for model 1.1 only) Silver computer models with webcam (for model 1.1 only) Keyboard (includes keyboard cable) for use in: Adriatics (for model 1.1 only) Belgium...
  • Page 28 Illustrated parts catalog Item Description Intel Core i5-520M Processor (3M cache, 2.4 GHz, SC turbo up to 2.93 GHz) Intel Core i5-430M Processor (3M cache, 2.26 GHz, SC turbo up to 2.53 GHz) Intel Core i3-350M Processor (3M cache, 2.26 GHz) Intel Core i3-330M Processor (3M cache, 2.13 GHz) (for model 1.0 only) Pentium Arrandale (3M cache, 1.86 GHz) (for model 1.1 only) Intel Core 450M Processor (3M cache, 2.4 GHz) (for model 1.1 only)
  • Page 29 Item Description Intel Centrino Wireless-N 1000 802.11b/g/n 1x2 WLAN module for use in Afghanistan, Albania, Algeria, Andorra, Angola, Antigua and Barbuda, Argentina, Armenia, Aruba, Australia, Austria, Azerbaijan, the Bahamas, Bahrain, Bangladesh, Barbados, Belarus, Belgium, Belize, Benin, Bermuda, Bhutan, Bolivia, Bosnia and Herzegovina, Botswana, Brazil, the British Virgin Islands, Brunei, Bulgaria, Burkina Faso, Burundi, Cameroon, Canada, Cape Verde, the Cayman Islands, the Central African Republic, Chad, Chile, Colombia, Comoros, the Congo, Costa Rica, Croatia, Cyprus, the Czech Republic,...
  • Page 30 Illustrated parts catalog Item Description Broadcom BCM4312 802.11b/g WiFi adapter for use in Afghanistan, Albania, Algeria, Andorra, Angola, Antigua and Barbuda, Argentina, Armenia, Australia, Austria, Azerbaijan, Bahamas, Bahrain, Barbados, Belgium, Belize, Benin, Bhutan, Bosnia and Herzegovina, Botswana, Brazil, Brunei, Bulgaria, Burkina Faso, Burundi, Cambodia, Cameroon, Cape Verde, Central African Republic, Chad, Chile, China, Colombia, Comoros, Congo, Costa Rica, Croatia, Cyprus, Czech Republic, Zaire, Denmark, Djibouti, Dominica, Dominican Republic, Ecuador, Egypt, El Salvador, Equitorial Guinea, Eritrea, Estonia, Ethiopia, Fiji,...
  • Page 31 Item Description Blu-ray ROM with LightScribe DVD±R/RW SuperMulti Double-Layer Drive Optical drive cable included in Cable Kit (see component information) Bluetooth® module (not shown) Bluetooth cable (not shown) Base enclosure Without HDMI and modem for biscotti computer models With card reader and HDMI, without modem for biscotti computer models With card reader and HDMI, without modem for silver computer models (for model 1.1 only) Rubber Kit (not illustrated, includes four rubber feet)

  • Page 32: Display Assembly Components

    Illustrated parts catalog Display assembly components 3–8 Maintenance and Service Guide...
  • Page 33 Item Description Display bezel With webcam and microphone modules With microphone module only Webcam board High-definition BrightView display panel (includes display panel and backlight cables) Display hinges LCD cable kit (not illustrated, includes LCD cable and webcam cable) Display hinge covers Wireless antenna (includes wireless antenna transceivers and cable) Microphone and cable Display enclosure (includes logo)

  • Page 34: Plastics Kit

    Illustrated parts catalog Plastics Kit Item Description Plastics Kit: Hard drive cover Memory module compartment cover 3–10 Spare part number 595200-001 Maintenance and Service Guide...

  • Page 35: Mass Storage Devices

    Mass storage devices Item Description Hard drive (includes Hard Drive Hardware Kit) 640 GB, 5400 rpm (for model 1.0 only) 500 GB, 7200 rpm 320 GB, 7200 rpm 250 GB, 7200 rpm 160 GB, 7200 rpm Hard Drive Hardware Kit (not illustrated, includes bracket and screws) Optical drive (includes bezel and bracket) DVD±RW and CD-RW SuperMulti Double-Layer Combo Drive with LightScribe Blu-ray ROM with LightScribe DVD±R/RW SuperMulti Double-Layer Drive...

  • Page 36: Miscellaneous Parts

    Illustrated parts catalog Miscellaneous parts Description AC adapter: 65-W AC adapter 90-W AC adapter Cable Kit Hard drive connector cable Optical drive connector cable Power button cable RJ-11 cable TouchPad button board cable TouchPad cable USB cable Power cord for use in: Denmark Europe Italy...

  • Page 37: Sequential Part Number Listing

    Sequential part number listing Spare part number Description number 463955-001 90-W AC adapter 463958-001 65-W AC adapter 490371-001 Power cord for use in North America 490371-021 Power cord for use in Europe 490371-031 Power cord for use in the United Kingdom and Singapore 490371-061 Power cord for use in Italy 490371-081...
  • Page 38 Illustrated parts catalog Spare part number Description number 518436-002 Atheros AR9285 802.11b/g/n 1x1 for use in Afghanistan, Albania, Algeria, Andorra, Angola, Antigua and Barbuda, Argentina, Armenia, Australia, Austria, Azerbaijan, Bahamas, Bahrain, Barbados, Belgium, Belize, Benin, Bhutan, Bosnia and Herzegovina, Botswana, Brazil, Brunei, Bulgaria, Burkina Faso, Burundi, Cambodia, Cameroon, Cape Verde, Central African Republic, Chad, Chile, China, Colombia, Comoros, Congo, Costa Rica, Croatia, Cyprus, Czech Republic, Zaire, Denmark, Djibouti, Dominica, Dominican Republic, Ecuador, Egypt, El Salvador, Equitorial Guinea, Eritrea, Estonia,...
  • Page 39 Spare part number Description number 593530-001 Intel Centrino Wireless-N 1000 802.11b/g/n 1x2 WLAN module for use in Afghanistan, Albania, Algeria, Andorra, Angola, Antigua and Barbuda, Argentina, Armenia, Aruba, Australia, Austria, Azerbaijan, the Bahamas, Bahrain, Bangladesh, Barbados, Belarus, Belgium, Belize, Benin, Bermuda, Bhutan, Bolivia, Bosnia and Herzegovina, Botswana, Brazil, the British Virgin Islands, Brunei, Bulgaria, Burkina Faso, Burundi, Cameroon, Canada, Cape Verde, the Cayman Islands, the Central African Republic, Chad, Chile, Colombia, Comoros, the Congo, Costa Rica, Croatia, Cyprus, the Czech Republic, Denmark,...
  • Page 40 Illustrated parts catalog Spare part number Description number 599079-001 43.9-cm (17.3-in) HD, light-emitting diode BrightView display assembly for G62 biscotti computer models with webcam 599080-001 BrightView display panel (includes display panel and backlight cables) 599080-001 Wireless antenna kit (includes wireless antenna transceivers and cable) 599082-001 Display enclosure for biscotti computer models 599085-001...
  • Page 41 Spare part number Description number 600848-001 Speakers (2) 600849-001 Rubber kit (includes four rubber feet) 600850-001 Screw kit 600853-001 Cable kit 602538-001 Bluetooth module cable 602542-001 DVD±RW and CD-RW SuperMulti Double-Layer Combo Drive with LightScribe 602543-001 Blu-ray ROM with LightScribe DVD±R/RW SuperMulti Double-Layer Drive 602745-001 RTC battery 603783-001...
  • Page 42 Illustrated parts catalog 3–18 Maintenance and Service Guide...

  • Page 43: Removal And Replacement Procedures

    Preliminary replacement requirements Tools required Use the following tools to complete the removal and replacement procedures: ■ Flat-bladed screwdriver ■ Magnetic screwdriver ■ Phillips P0 and P1 screwdrivers Service considerations Before disassembly or assembly procedures, review and adhere to all service considerations. ✎...

  • Page 44: Grounding Guidelines

    Removal and replacement procedures Drive handling Ä CAUTION: Drives are fragile components that must be handled with care. To prevent damage to the computer, damage to a drive, or loss of information, observe these precautions: ■ Before removing or inserting a hard drive, shut down the computer. If you are unsure whether the computer is off or in Hibernation, turn the computer on, and then shut it down through the operating system.

  • Page 45: Packaging And Transporting Guidelines

    The following table shows how humidity affects the electrostatic voltage levels generated by different activities. Ä CAUTION: A product can be degraded by as little as 700 V. Event Walking across carpet Walking across vinyl floor Motions of bench worker Removing DIPS from plastic tube Removing DIPS from vinyl tray Removing DIPS from Styrofoam...

  • Page 46: Equipment Guidelines

    Removal and replacement procedures Equipment guidelines Grounding equipment must include either a wrist strap or a foot strap at a grounded workstation. ■ When seated, wear a wrist strap connected to a grounded system. Wrist straps are flexible straps with a minimum of one megohm ±10% resistance in the ground cords.

  • Page 47: Component Replacement Procedures

    Component replacement procedures This chapter provides removal and replacement procedures. There are as many as 64 screws, in 8 different sizes, that must be removed, replaced, or loosened when servicing the computer. Make special note of each screw size and location during removal and replacement. Service tag When ordering parts or requesting information, provide the computer serial number and model number located on the service tag.

  • Page 48: Computer Feet

    Removal and replacement procedures Computer feet The computer feet are adhesive-backed rubber pads. The feet are included in the Rubber Kit, spare part number 595198-001. There are 4 rubber feet that attach to the base enclosure in the locations illustrated below. 4–6 Maintenance and Service Guide...

  • Page 49: Battery

    Battery Description 6 cell, Li-ion 2.20-Ah, 47-Wh battery 6-cell Li-lon, 2.55 Ah, 55-Wh battery Before disassembling the computer: 1. Shut down the computer. If you are unsure whether the computer is off or in Hibernation, turn the computer on, and then shut it down through the operating system. 2.

  • Page 50: Hard Drive

    Removal and replacement procedures Hard drive ✎ The hard drive spare part kit includes a hard drive bracket and hard drive connector. The hard drive bracket and hard drive connector, as well as the hard drive bracket screws, are also available in the Hard Drive Hardware Kit. Description 640 GB, 5400 rpm (for model 1.0 only) 500 GB, 7200 rpm...
  • Page 51 Removal and replacement procedures 3. Remove the three Phillips PM2.5×5.0 screws that secure the hard drive to the computer. 4. Grasp the tab on the hard drive cable connector 1, and lift up to disconnect the cable from the system board. 5.
  • Page 52 Removal and replacement procedures Reverse this procedure to reassemble and install the hard drive. 4–10 Maintenance and Service Guide...

  • Page 53: Memory Module

    Memory module Description Memory module, 1 GB, 1066 MHz DDR3 Memory module, 2 GB, 1066 MHz DDR3 Memory, module, 1 GB (6400 MHz, DDR2) (for model 1.1 only) Memory module, 2 GB (6400 MHz, DDR2) (for model 1.1 only) Before removing the memory module: 1.
  • Page 54 Removal and replacement procedures 3. Spread the retaining tabs 1 away from the memory module. (The edge of the module opposite the slot rises away from the computer.) 4. Remove the memory module 2 by pulling the module away from the slot at an angle. Memory modules are designed with a notch 3 to prevent incorrect insertion into the memory module slot.

  • Page 55: Wireless Module

    Wireless module Description Atheros AR9285 802.11b/g/n 1x1 WiFi Adapter for use in Canada, the Cayman Islands, Guam, Puerto Rico, the United States, and the U.S. Virgin Islands AAtheros AR9285 802.11b/g/n 1x1 WiFi Adapter for use in Afghanistan, Albania, Algeria, Andorra, Angola, Antigua and Barbuda, Argentina, Armenia, Australia, Austria, Azerbaijan, Bahamas, Bahrain, Barbados, Belgium, Belize, Benin, Bhutan, Bosnia and Herzegovina, Botswana, Brazil, Brunei, Bulgaria, Burkina Faso, Burundi, Cambodia, Cameroon, Cape Verde, Central African Republic, Chad,...
  • Page 56 Removal and replacement procedures Description Broadcom 4312G 802.11b/g WiFi Adapter for use in Afghanistan, Albania, Algeria, Andorra, Angola, Antigua and Barbuda, Argentina, Armenia, Aruba, Australia, Austria, Azerbaijan, the Bahamas, Bahrain, Bangladesh, Barbados, Belarus, Belgium, Belize, Benin, Bermuda, Bhutan, Bolivia, Bosnia and Herzegovina, Botswana, Brazil, the British Virgin Islands, Brunei, Bulgaria, Burkina Faso, Burundi, Cameroon, Cape Verde, the Central African Republic, Chad, Chile, Colombia, Comoros, the Congo, Costa Rica, Croatia, Cyprus, the Czech Republic, Denmark, Djibouti, Dominica, the...
  • Page 57 Remove the wireless module: Ä CAUTION: To prevent an unresponsive system, replace the wireless module only with a wireless module authorized for use in the computer by the governmental agency that regulates wireless devices in your country or region. If you replace the module and then receive a warning message, remove the module to restore computer functionality, and then contact technical support through Help and Support.

  • Page 58: Optical Drive

    Removal and replacement procedures Optical drive ✎ The optical drive spare part kit includes an optical drive bezel and optical drive bracket. Description DVD±RW and CD-RW SuperMulti Double-Layer Combo Drive with LightScribe Blu-ray ROM with LightScribe DVD±R/RW SuperMulti Double-Layer Drive Before removing the optical drive: 1.
  • Page 59 Removal and replacement procedures 5. To remove the optical drive bracket, position the optical drive with the rear toward you. 6. Remove the two Phillips PM2.0×3.5 screws 1 that secure the optical drive bracket to the optical drive. 7. Remove the optical drive bracket 2. Reverse this procedure to reassemble and install an optical drive.

  • Page 60: Keyboard

    Removal and replacement procedures Keyboard Description For use in Adriatics (for model 1.1 only) For use in Belgium For use in Czech Republic For use in French Canada (for model 1.1 only) For use in France For use in Germany For use in Greece For use in Hungry For International use...
  • Page 61 Removal and replacement procedures Remove the keyboard: 1. Turn the computer upside down, with the front toward you. 2. Remove the five Phillips PM2.5×5.0 screws that secure the keyboard to the computer. Four of these screws are identified by a keyboard icon embossed on the base enclosure. 3.
  • Page 62 Removal and replacement procedures 7. Release the zero insertion force (ZIF) connector 1 to which the keyboard cable is attached, and then disconnect the keyboard cable 2 from the system board. 8. Remove the keyboard. Reverse this procedure to install the keyboard. 4–20 Maintenance and Service Guide...

  • Page 63: Speakers

    Speakers Description Speakers (2) Before removing the speakers: 1. Shut down the computer. If you are unsure whether the computer is off or in Hibernation, turn the computer on, and then shut it down through the operating system. 2. Disconnect all external devices connected to the computer. 3.
  • Page 64 Removal and replacement procedures 6. Use a thin flat-bladed screwdriver to pry up the front edge 3 of the speaker bar to a 45-degree angle, and then disengage it by pulling it free at that angle. Reverse this procedure to install the speakers. 4–22 Maintenance and Service Guide...

  • Page 65: Top Cover

    Top cover Description Includes TouchPad board for biscotti computer models Includes TouchPad board for silver computer models (for model 1.1 only) Before removing the top cover: 1. Shut down the computer. If you are unsure whether the computer is off or in Hibernation, turn the computer on, and then shut it down through the operating system.
  • Page 66 Removal and replacement procedures 5. Remove the Phillips PM2.5×6.5 screw that secures the top cover to the computer. This screw is identified by a triangle icon embossed on the top cover. 6. Release the speaker cable 1, power button ZIF connector 2, TouchPad ZIF connector 3, and TouchPad button ZIF connector 4.
  • Page 67 7. Use a small flat-bladed screwdriver to pry along the edges of the top cover to release the top cover 1 from the base enclosure. 8. Remove the top cover 2. ✎ The TouchPad is glued to the top cover and is included with the top cover spare part. Reverse this procedure to install the top cover.

  • Page 68: Power Button Board

    Removal and replacement procedures Power button board Description Power button board with cable Before removing the power button board: 1. Shut down the computer. If you are unsure whether the computer is off or in Hibernation, turn the computer on, and then shut it down through the operating system.

  • Page 69: Touchpad Button Board

    TouchPad button board Description TouchPad button board Before removing the TouchPad button board: 1. Shut down the computer. If you are unsure whether the computer is off or in Hibernation, turn the computer on, and then shut it down through the operating system. 2.

  • Page 70: Display Assembly

    Removal and replacement procedures Display assembly Description 43.9-cm (17.3-in) High Definition (HD), light-emitting diode (LED) BrightView display assembly For biscotti computer models For biscotti computer models with webcam For silver computer models (for model 1.1 only) For silver computer models with webcam (for model 1.1 only) Before removing the display assembly: 1.
  • Page 71 To remove the display assembly: 1. Disconnect the display panel cable 1, and then disconnect the microphone cable 2 from the system board and remove the cable from its routing channel. 2. Pull the antenna cables through the opening in the base enclosure 3 and disengage the cables from the clip in the routing channel leading to the display hinge 4.
  • Page 72 Removal and replacement procedures Ä CAUTION: Support the display assembly when removing the following screws. Failure to support the display assembly can result in damage to the display assembly and other computer components. 4. Remove the four Phillips PM2.5×6.5 screws 1 securing the display hinges to the computer. 5.
  • Page 73 Removal and replacement procedures To remove the display bezel or any of the display assembly internal components: 1. Remove the following screw covers and screws: 1 Two Mylar screw covers on the display bezel bottom edge. The display Mylar screw covers are included in the Display Rubber Kit, spare part number 595198-001.
  • Page 74 Removal and replacement procedures 2. Flex the inside edges of the bezel at the top and bottom 1, and the left and right sides 2, until the bezel disengages from the display enclosure. 3. Remove the display bezel 3. Reverse this procedure to install the display bezel. 4–32 Maintenance and Service Guide...
  • Page 75 To remove the webcam module (select models only): 1. Lift the webcam module 1 as far from the display enclosure as the webcam module cable allows. 2. Disconnect the webcam module cable 2 from the webcam module, and remove the webcam module. The webcam module is available using spare part number 600166-001.
  • Page 76 Removal and replacement procedures To remove the display hinge covers: 1. Remove the two Phillips PM2.5×6.0 screws 1 that secure the hinges to the display enclosure. 2. Remove the display hinge covers 2. The display hinge covers are available using spare part number 600650-001.
  • Page 77 Removal and replacement procedures To remove the display panel: 1. Remove the eight Phillips PM2.5×6.0 screws 1 that secure the display panel to the display enclosure. 2. Release the display panel cable 2 from the routing channel. 3. Remove the display panel 3 from the display enclosure. Reverse this procedure to install the display panel.
  • Page 78 Removal and replacement procedures To remove the display panel brackets: 1. Remove the two Phillips PM2.0×3.0 screws 1 that secure each bracket to the display panel. 2. Remove the display panel brackets 2 from the display panel. The display panel brackets are available using spare part number 600711-001.
  • Page 79 To remove the wireless antenna transceivers: 1. Lift up on the silver transceiver 1 and release the adhesive material from the display cover 2. 2. Lift up to remove the antenna transceivers 3. The wireless antenna transceivers with cable are available with the LCD cable kit using spare part number 599087-001.
  • Page 80 Removal and replacement procedures To remove the microphone module: 1. Release the microphone from the clip 1 and release the microphone cable from the adhesive tabs 2. 2. Lift up to remove the microphone cable 3. The microphone module is available with the LCD cable kit using spare part number 599087-001.

  • Page 81: Usb Board

    To remove the webcam cable (select models only): 1. Disconnect the webcam cable 1 from the base enclosure. 2. Lift the foil tabs 2 that cover the cable, and then remove the cable 3. Reverse this procedure to install the webcam cable. USB board Description USB board with cable...
  • Page 82 Removal and replacement procedures Reverse this procedure to install a USB board. 4–40 Maintenance and Service Guide...

  • Page 83: Power Connector

    Power connector Description Power connector (includes cable) Before removing the power connector cable: 1. Shut down the computer. If you are unsure whether the computer is off or in Hibernation, turn the computer on, and then shut it down through the operating system. 2.
  • Page 84 Removal and replacement procedures 1. Shut down the computer. If you are unsure whether the computer is off or in Hibernation, turn the computer on, and then shut it down through the operating system. 2. Disconnect all external devices connected to the computer. 3.

  • Page 85: Modem

    Modem Description Modem module Before removing the modem: 1. Shut down the computer. If you are unsure whether the computer is off or in Hibernation, turn the computer on, and then shut it down through the operating system. 2. Disconnect all external devices connected to the computer. 3.

  • Page 86: System Board

    Removal and replacement procedures System board ✎ The system board spare part kit includes UMA or discrete graphics subsystem memory and replacement thermal material. Description HM55 discrete system board HM55 UMA system board HM55 HDMI discrete system board HM55 HDMI UMA system board HM55 1.1 discrete system board HM55 1.1 HDMI discrete system board GL40 UMA system board (for model 1.1 only)
  • Page 87 Remove the system board: 1. Disconnect the RJ-11 connector cable 1 from its mounting clip in the base enclosure. 2. Disconnect the optical drive connector cable 2 from the system board. 3. Disconnect the Bluetooth cable 3 from the system board. 4.

  • Page 88: Rtc Battery

    Removal and replacement procedures RTC battery Description RTC battery Before removing the RTC battery: 1. Shut down the computer. If you are unsure whether the computer is off or in Hibernation, turn the computer on, and then shut it down through the operating system. 2.

  • Page 89: Fan/Heat Sink Assembly

    Fan/heat sink assembly Description Fan/heat sink assembly (includes replacement thermal material) for use only with computer models with UMA graphics subsystem memory Fan/heat sink assembly (includes replacement thermal material) for use only with computer models with discrete graphics subsystem memory Fan/heat sink assembly (includes replacement thermal material) for use only with computer models with GL40 UMA graphics subsystem memory Before removing the fan/heat sink assembly:...
  • Page 90 Removal and replacement procedures Remove the fan/heat sink assembly: ✎ Due to the adhesive quality of the thermal material located between the fan/heat sink assembly and system board components, you might need to move the fan/heat sink assembly from side to side to detach the assembly. Ä...
  • Page 91 Removal and replacement procedures 3. Loosen the four Phillips spring-loaded captive screws 1 that secure the fan/heat sink assembly in the sequence shown on the heat sink. 4. Remove the fan/heat sink assembly 2 by lifting it straight up. Maintenance and Service Guide 4–49...
  • Page 92 Removal and replacement procedures ✎ Steps 5 through 8 apply only to computer models equipped with graphics subsystems having discrete memory. 5. Turn the system board right-side up, with the front toward you. 6. Disconnect the fan cable from the system board. 7.
  • Page 93 Removal and replacement procedures The following illustration shows the replacement thermal material locations for computer models graphics subsystems having UMA memory ✎ The thermal material must be thoroughly cleaned from the surfaces of the fan/heat sink assembly and the system board components each time the fan/heat sink assembly is removed.
  • Page 94 Removal and replacement procedures The following illustration shows the replacement thermal material locations for computer models equipped with graphics subsystems with discrete memory. ✎ The thermal material must be thoroughly cleaned from the surfaces of the fan/heat sink assembly and the system board components each time the fan/heat sink assembly is removed.

  • Page 95: Processor

    Processor ✎ The processor spare part kit includes replacement thermal material. Description Intel Core i7-620M Processor (4M cache, 2.66 GHz, SC turbo up to 3.33 GHz) (for model 1.0 only) Intel Core i5-540M Processor (3M cache, 2.53 GHz, SC turbo up to 3.06 GHz) Intel Core i5-520M Processor (3M cache, 2.4 GHz, SC turbo up to 2.93 GHz) Intel Core i5-430M Processor (3M cache, 2.26 GHz, SC turbo up to 2.53 GHz) Intel Core i3-350M Processor (3M cache, 2.26 GHz)
  • Page 96 Removal and replacement procedures Remove the processor: 1. Use a flat-bladed screwdriver to turn the processor locking screw 1 one-half turn counterclockwise until you hear a click. 2. Lift the processor 2 straight up and remove it. ✎ When you install the processor, the gold triangle on the processor 3 must be aligned with the triangle embossed on the processor slot 4.

  • Page 97: Rj-11 Connector

    RJ-11 connector Description RJ-11 connector included in Cable Kit Before removing the RJ-11 connector: 1. Shut down the computer. If you are unsure whether the computer is off or in Hibernation, turn the computer on, and then shut it down through the operating system. 2.
  • Page 98 Removal and replacement procedures Remove the RJ-11 connector 1. Remove the cable from the clips 1, and then lift the connector straight up 2 and out of the computer. Reverse this procedure to install the RJ-11 connector. 4–56 Maintenance and Service Guide...

  • Page 99: Optical Drive Connector

    Optical drive connector Description Optical drive connector and cable (included in Cable Kit) Before removing the optical drive connector: 1. Shut down the computer. If you are unsure whether the computer is off or in Hibernation, turn the computer on, and then shut it down through the operating system.
  • Page 100 Removal and replacement procedures Remove the optical drive connector: 1. Remove the two Phillips PM2.0×6.0 screws 1, and then lift the connector straight up 2 to remove it from the computer. Reverse this procedure to install the optical drive connector. 4–58 Maintenance and Service Guide...

  • Page 101: Setup Utility

    Starting Setup Utility Setup Utility is a ROM-based information and customization utility that can be used even when the Windows operating system is not working. Ä CAUTION: Open Setup Utility by turning on or restarting the computer. While the Press the ESC key for Startup Menu message appears in the lower-left corner of the screen, press the The utility reports information about the computer and provides settings for startup, security, and other preferences.

  • Page 102: Navigating And Selecting In Setup Utility

    Setup Utility Navigating and selecting in Setup Utility Because Setup Utility is not Windows based, it does not support the TouchPad. Navigation and selection are by keystroke. ■ To choose a menu or a menu item, use the arrow keys. ■...

  • Page 103: Exiting Setup Utility

    Exiting Setup Utility You can exit Setup Utility with or without saving changes. ■ To exit Setup Utility and save the changes from the current session: If the Setup Utility menus are not visible, press the keys to select Exit > Exit Saving Changes, and then press the ■...

  • Page 104: System Configuration Menu

    Setup Utility System Configuration menu Select Language Support Button Sound (select models only) Virtualization Technology (select models only) Processor C6 State (select models only) LAN Power Saving (select models only) Card Reader/1394 Power Saving (select models only) Fan Always On Boot Options Diagnostics menu Select...

  • Page 105: Specifications

    Computer specifications Dimensions Width Depth Height (front) Height (rear) Weight Equipped with 6-cell battery and optical drive Input power Operating voltage Operating current Temperature Operating (not writing to optical disc) Operating (writing to optical disc) Nonoperating Relative humidity (noncondensing) Operating Nonoperating Maximum altitude (unpressurized) Operating...
  • Page 106 Specifications 43.9-cm (17.3-in) HD BrightView display specifications Dimensions Height Width Diagonal Number of colors Contrast ratio Brightness Pixel resolution Pitch Format Configuration Backlight Character display Total power consumption Viewing angle 6–2 Metric 23.3 cm 39.8 cm 43.9 cm Up to 16.8 million 500:1 BV;...

  • Page 107: Hard Drive Specifications

    Hard drive specifications Dimensions Height Width Weight Interface type Transfer rate Security Seek times (typical read, including setting) Single track Average Maximum Logical blocks Disc rotational speed Operating temperature *1 GB = 1 billion bytes when referring to hard drive storage capacity. Actual accessible capacity is less. Actual drive specifications might differ slightly.

  • Page 108: Dvd±Rw And Cd-Rw Supermulti Double-Layer Combo Drive With Lightscribe Specifications

    Specifications DVD±RW and CD-RW SuperMulti Double-Layer Combo Drive with LightScribe specifications Applicable disc Access time Random Cache buffer Data transfer rate 24X CD-ROM 8X DVD 24X CD-R 16X CD-RW 8X DVD+R 4X DVD+RW 8X DVD-R 4X DVD-RW 2.4X DVD+R(9) 5X DVD-system memory 6–4 Read: Write:...

  • Page 109: Blu-Ray Rom With Lightscribe Dvd±R/Rw Supermulti Double-Layer Drive Specifications

    Blu-ray ROM with LightScribe DVD±R/RW SuperMulti Double-Layer Drive specifications Applicable disc Access time Random Cache buffer Data transfer rate 2X BD-system memory 8X DVD 16X CD-R 16X CD-RW Maintenance and Service Guide Read: Write: BD-ROM, BD-ROM-DL, BD-R, DVD-system memory (Ver.2), BD-R-DL, BD-RE, BD-RE-DL, DVD+R, DVD-R, CD-R, and DVD-ROM, DVD+R,...
  • Page 110 Specifications 6–6 Maintenance and Service Guide...

  • Page 111: Backup And Recovery

    Creating recovery discs HP recommends creating recovery discs to be sure that you can restore your system to its original factory state if you experience serious system failure or instability. Create these discs after setting up the computer for the first time.

  • Page 112: When To Back Up

    Backup and recovery ■ Number each disc before inserting it into the optical drive. ■ If necessary, exit the program before you have finished creating the recovery discs. The next time you open Recovery Manager, you are prompted to continue the disc creation process. To create a set of recovery discs: 1.

  • Page 113: Using System Restore Points

    Using system restore points When backing up your system, you are creating a system restore point. A system restore point allows you to save and name a snapshot of your hard drive at a specific point in time. Recover back to that point if you want to reverse subsequent changes made to your system.

  • Page 114: Performing A Recovery

    Performing a recovery ✎ You can recover only files that you have previously backed up. HP recommends using Recovery Manager to create an entire drive backup as soon as you set up the computer. Recovery Manager software allows you to repair or restore the system if you experience system failure or instability.

  • Page 115: Connector Pin Assignments

    Audio-in (microphone) Audio-out (headphone) Maintenance and Service Guide Connector pin assignments Signal Audio signal in Audio signal in Ground Signal Audio out, left channel Audio out, right channel Ground 8–1...

  • Page 116: External Monitor

    Connector pin assignments External monitor 8–2 Signal Red analog Green analog Blue analog Not connected Ground Ground analog Ground analog Ground analog +5 VDC Ground Monitor detect DDC 2B data Horizontal sync Vertical sync DDC 2B clock Maintenance and Service Guide...

  • Page 117: Hdmi

    HDMI Maintenance and Service Guide Signal Transition minimized differential signal (TDMS) data 2+ Transition minimized differential signal (TDMS) data 2 shield Transition minimized differential signal (TDMS) data 2- Transition minimized differential signal (TDMS) data 1+ Transition minimized differential signal (TDMS) data 1 shield Transition minimized differential signal (TDMS) data 1 shield Transition minimized differential signal (TDMS) data 0+ Transition minimized differential signal (TDMS) data 0 shield...

  • Page 118: Modem)

    Connector pin assignments RJ-11 (modem) RJ-45 (network) 8–4 Signal Unused Ring Unused Unused Unused Signal Transmit + Transmit - Receive + Unused Unused Receive - Unused Unused Maintenance and Service Guide...

  • Page 119: Universal Serial Bus

    Universal Serial Bus Maintenance and Service Guide Signal +5 VDC Data - Data + Ground Connector pin assignments 8–5...
  • Page 120 Connector pin assignments 8–6 Maintenance and Service Guide...

  • Page 121: Power Cord Set Requirements

    The wide range input feature of the computer permits it to operate from any line voltage from 100 to 120 volts AC or from 220 to 240 volts AC. The 3-conductor power cord set included with the computer meets the requirements for use in the country or region where the equipment is purchased.

  • Page 122: Requirements For Specific Countries And Regions

    Power cord set requirements Requirements for specific countries and regions Country/region Australia Austria Belgium Canada Denmark Finland France Germany Italy Japan The Netherlands Norway The People's Republic of China South Korea Sweden Switzerland Taiwan The United Kingdom The United States 1.

  • Page 123: Recycling

    Battery When a battery has reached the end of its useful life, do not dispose of the battery in general household waste. Follow the local laws and regulations in your area for computer battery disposal. Display Å WARNING: The backlight contains mercury. Exercise caution when removing and handling the backlight to avoid damaging this component and causing exposure to the mercury.
  • Page 124 Recycling Perform the following steps to disassemble the display assembly: 1. Remove all screw covers 1 and screws 2 that secure the display bezel to the display assembly. 2. Lift up and out on the left and right inside edges 1 and the top and bottom inside edges 2 of the display bezel until the bezel disengages from the display assembly.
  • Page 125 Recycling 4. Remove the two screws 1 that secure each hinge to the display enclosure and lift up to remove the display hinge covers 2. 5. Remove all screws 1 that secure the display panel assembly to the display enclosure. 6.
  • Page 126 Recycling 9. Use a sharp-edged tool to cut the tape 1 that secures the sides of the display panel to the display panel frame. 10. Remove the display panel frame 2 from the display panel. 11. Remove the screws 1 that secure the backlight cover to the display panel. 12.
  • Page 127 16. Turn the display panel upside down. 17. Remove the backlight frame from the display panel. Å WARNING: The backlight contains mercury. Exercise caution when removing and handling the backlight to avoid damaging this component and causing exposure to the mercury. 18.
  • Page 128 Recycling 19. Disconnect the display cable 1 from the LCD panel. 20. Remove the screws 2 that secure the LCD panel to the display rear panel. 21. Release the LCD panel 3 from the display rear panel. 22. Release the tape 4 that secures the LCD panel to the display rear panel. 23.
  • Page 129 AC adapters product description 1–3 spare part numbers 3–11 administrator password 5–3 antenna disconnecting 4–14 location 2–9 4–14 audio, product description 1–2 audio-in jack pin assignments 9–1 audio-out jack pin assignments 9–1 backing up 8–1 8–2 backup files and folders 8–2 hard drive 8–3 scheduling 8–2 base enclosure, spare part number 3–6...
  • Page 130 Index external monitor port pin assignments 9–2 f11 recovery 8–4 removal 4–47 spare part number 3–3 feet locations 4–6 spare part number 4–6 graphics, product description 1–1 grounding equipment 4–4 hard drive precautions 4–2 product description 1–2 removal 4–8 spare part number 3–5 specifications 6–3 hard drive backup 8–3 hard drive bay location 2–7...
  • Page 131 pin assignments audio-in 9–1 audio-out 9–1 HDMI 9–3 headphone 9–1 microphone 9–1 modem 9–4 monitor port 9–2 network 9–4 RJ-11 9–4 RJ-45 9–4 USB 9–5 plastic parts 4–1 Plastics Kit contents 3–9 ports product description 1–3 power button 2–3 power button board removal 4–25 4–26 spare part number 4–25...
  • Page 132 Index system board removal 4–44 spare part number 3–5 System Configuration menu 5–4 system information 5–2 system memory map 6–5 system recovery points 8–3 thermal material 4–47 thermal module removal 4–47 spare part number 4–46 tools required 4–1 top components 2–1 top cover spare part number 3–3 TouchPad...

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