HP CQ57-229WM, CQ57-218NR, CQ57-212NR, CQ57-214NR manual System board, Description Spare part number

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System board

NOTE: The system board spare part kit includes replacement thermal material.

Replacement thermal material is also available in the Thermal Material Kit, spare part numbers 650277-001 (for use only with computer models equipped with an AMD processor) and 646135-001 (for use only with computer models equipped with an Intel processor).

Description

Spare part number

 

 

For use only with computer models equipped with an AMD E350 1.60-GHz processor (dual core,

647320-001

18-W) and a graphics subsystem with UMA video memory

 

 

 

For use only with computer models equipped with an AMD E240 1.50-GHz processor (single core,

647322-001

18-W) and a graphics subsystem with UMA video memory

 

 

 

For use only with computer models equipped with an Intel Pentium processor and a graphics

646176-001

subsystem with discrete video memory

 

 

 

For use only with computer models equipped with an Intel Pentium processor and a graphics

646175-001

subsystem with UMA video memory

 

 

 

For use only with computer models equipped with an Intel Celeron processor and a graphics

646174-001

subsystem with UMA video memory

 

 

 

Before removing the system board, follow these steps:

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.Disconnect the power from the computer by first unplugging the power cord from the AC outlet and then unplugging the AC adapter from the computer.

4.Remove the battery (see Battery on page 36).

5.Remove the optical drive (see Optical drive (select models only) on page 37).

6.Remove the WLAN module (see WLAN module on page 40).

7.Disconnect the hard drive connector cable from the system board (see Hard drive on page 43).

8.Remove the following components:

Keyboard (see Keyboard on page 46)

Top cover (see Top cover on page 49)

USB board (see USB board on page 56)

Power connector cable (see Power connector cable on page 57)

Display assembly (see Display assembly on page 61)

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Chapter 4 Removal and replacement procedures

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Contents Compaq Presario CQ57 Notebook PC First Edition March Document Part Number Safety warning notice Iv Safety warning notice Table of contents Specifications Power cord set requirements Viii Product description ProcessorsChipset NorthbridgeSwitchable discrete graphics not Category Description Computer modelsEquipped with an AMD processor Intel processor PanelWireless Optical drive selectAudio and video EthernetPower CardPorts KeyboardServiceability End-user replaceable parts Operating system PreinstalledSecurity External component identification DisplayComponent Description HP HP MediaSmart HPButton ComponentKeys Fn keyLights TouchPad Left side Environmental NoticesRight side Bottom Service tag Illustrated parts catalogService technician determine what components Computer major components Power button board includes cable Component Spare part numberPower connector cable Plastics Kit, includesBattery Wlan moduleCable Kit Component Spare part number Cable Kit, includes 646119-001Display assembly subcomponents Mass storage devices Hard Drive Hardware Kit , includesComponent Spare part number HP Smart AC adapter Miscellaneous partsScrew Kit Plastics Kit Sequential part number listing Spare part number DescriptionHard drive bracket, or screws Sequential part number listing 646181-001 Removal and replacement procedures Preliminary replacement requirementsService considerations Tools requiredGrounding guidelines Drive handlingPreliminary replacement requirements Packaging and transporting guidelines Equipment guidelines Material Use Voltage protection levelComponent replacement procedures Service tagComputer feet Battery Description Spare part numberOptical drive select models only Page Page Wlan module Page Memory module Hard drive Page Page Keyboard Page Page Top cover Page Page Page Power button board TouchPad button board Page USB board Power connector cable Page Speakers Optical drive connector cable Display assembly Page Page Page Page Page Page System board Page Page RTC battery Page Fan/heat sink assembly Page Component replacement procedures Page Page Page Processor Page Setup Utility Bios and System Diagnostics Using Setup UtilityStarting Setup Utility Changing the language of Setup UtilityNavigating and selecting in Setup Utility Displaying system informationExiting Setup Utility Restoring factory settings in Setup UtilityUpdating the Bios Determining the Bios version Using System Diagnostics Specifications Computer specificationsInch display specifications Hard drive specifications Backup and recovery RestoreCreating restore media Performing a system restore Select Start All Programs Recovery Manager Recovery ManagerRestoring using the restore media Changing the computer boot orderBacking up and recovering your information Using Windows Backup and Restore Using Windows system restore pointsCreate a system restore point Power cord set requirements Requirements for all countriesRequirements for specific countries and regions Country/region Accredited agency Applicable note numberBattery RecyclingPage Page Page Page Page Index Hdmi Procedures
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