HP DM3 manual

Page 79

4.Remove the fan/heat sink assembly (7) by lifting straight up.

Reverse this procedure to install the fan/heat sink assembly.

The thermal material must be thoroughly cleaned from the surface of the fan/heat sink assembly (1),

(3)and the processor (2) and video components (4) each time the fan/heat sink assembly is removed. Thermal pads and thermal paste must be installed on all surfaces before the fan/heat sink assembly is reinstalled.

NOTE: Thermal pads and thermal paste are included with all fan/heat sink assembly, system board, and processor spare part kits.

The following illustration shows the locations for thermal material on systems with UMA graphics subsystems.

The thermal material must be thoroughly cleaned from the surface of the fan/heat sink assembly (1) and (3), and the processor component (2), each time the fan/heat sink assembly is removed. Thermal

Component replacement procedures 71

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Contents HP Pavilion dm3 Entertainment PC Page Safety warning notice Iv Safety warning notice Table of contents SIM 100 Viii Panels Product descriptionChipset GraphicsWebcam WirelessCategory Description Hard drives Optical drivesPorts Power requirementsOperating system Preinstalled Category Description External media cardServiceability End-user replaceable parts Microsoft Office preinstalled onCategory Description Component Function External component identificationTop components Display componentsFn key KeysComponent Description LightsTouchPad components Left-side components Front componentsComponent Function Speakers Produce sound Right-side components Bottom components Bottom componentsExternal component identification Wireless antennas Additional hardware components Serial number label Illustrated parts catalogIllustrated parts catalog Computer major componentsRight mini system board Display assemblyWebcam module Left mini system boardDescription Spare part number Power button boardPower and RJ-45 connector and cable included in cable kit Battery 6C 62WHr 2.8Ah LIDescription Spare part number Display hinge covers Display assembly componentsDisplay hinges with hinges Display EMI shield not illustrated Plastics kit External Optical drive optional Mass storage devicesSequential part number listing Miscellaneous partsIllustrated parts catalog Sequential part number listing Illustrated parts catalog Tools required Removal and replacement proceduresPreliminary replacement requirements Service considerationsCables and connectors Typical electrostatic voltage levels Grounding guidelinesEvent 10% 40% 55% Packaging and transporting guidelines Material Use Voltage protection level Equipment guidelinesSerial number label Component replacement proceduresDescription Spare part number Rubber Kit 619452-001 Computer feetBattery SIM SSD 160GB Hard drivePage Page Memory module Page Description Spare part number RTC battery 619451-001 RTC batteryKeyboard Page Page Top cover Page Page Speaker assembly Page Mini system board left Page Mini system board right Page Power cable Wlan module Page Wwan module Page Description Spare part number Power button board 626742-001 Power button boardPage Display assembly Page Page Page Page Page Fan/heat sink assembly Page Page Page Page Page System board Removal and replacement procedures Starting Setup Utility Setup Utility BiosChanging the language of Setup Utility Using Setup UtilityNavigating and selecting in Setup Utility Display system information Restoring default settings in Setup UtilitySecurity menu Setup Utility menusExiting Setup Utility Main menuDiagnostics menu System Configuration menuSetup Utility Bios Determining the Bios Updating the BiosDownloading a Bios update Page Computer specifications SpecificationsInch display specifications Hard drive specifications Applicable disc Read Write Access timeCache buffer Data transfer rate CD-DA, CD+EG, CD-MIDI, CD Backup and recovery Page Backing up your information Using system restore points Using Windows Backup and RestoreRecovering from the recovery discs Performing a recoverySelect Start All Programs Recovery Manager Recovery Manager Audio-out headphone Connector pin assignmentsPin Signal Audio-in microphoneRed analog Hdmi Universal Serial Bus RJ-45 networkRequirements for all countries Power cord set requirementsCountry/region Accredited agency Applicable note number Requirements for specific countries and regionsRecycling BatteryDisplay Page Page Page Page Page Index USB SSD
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