HP Pavilion g7 HP Pavilion g7 Notebook PC - Maintenance and Service Guide - Page 81

System board

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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 number 634433-001. Description For use only with computer models equipped with an AMD processor: For use only with computer models equipped with a graphics subsystem with 1024-MB of discrete video memory For use only with computer models equipped with a graphics subsystem with 512-MB of discrete video memory For use only with computer models equipped with a graphics subsystem with UMA video memory For use only with computer models equipped with an Intel processor: For use only with computer models equipped with an HM65 chipset and a graphics subsystem with 1024-MB of discrete video memory For use only with computer models equipped with an HM65 chipset and a graphics subsystem with 512-MB of discrete video memory For use only with computer models equipped with an HM55 chipset and a graphics subsystem with 1024-MB of discrete video memory For use only with computer models equipped with an HM55 chipset and a graphics subsystem with 512-MB of discrete video memory For use only with computer models equipped with an HM65 chipset and a graphics subsystem with UMA video memory For use only with computer models equipped with an HM55 chipset and a graphics subsystem with UMA video memory Spare part number 638855-001 638854-001 638856-001 636375-001 636374-001 636372-001 636371-001 636373-001 636370-001 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 44), and then remove the following components: ● Optical drive (see Optical drive on page 45) ● Hard drive (see Hard drive on page 47) ● RTC battery (see RTC battery on page 49) ● WLAN module (see WLAN module on page 51) Component replacement procedures 73

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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 number 634433-001.
Description
Spare part number
For use only with computer models equipped with an AMD processor:
For use only with computer models equipped with a graphics subsystem with 1024-MB of discrete
video memory
638855-001
For use only with computer models equipped with a graphics subsystem with 512-MB of discrete
video memory
638854-001
For use only with computer models equipped with a graphics subsystem with UMA video memory
638856-001
For use only with computer models equipped with an Intel processor:
For use only with computer models equipped with an HM65 chipset and a graphics subsystem with
1024-MB of discrete video memory
636375-001
For use only with computer models equipped with an HM65 chipset and a graphics subsystem with
512-MB of discrete video memory
636374-001
For use only with computer models equipped with an HM55 chipset and a graphics subsystem with
1024-MB of discrete video memory
636372-001
For use only with computer models equipped with an HM55 chipset and a graphics subsystem with
512-MB of discrete video memory
636371-001
For use only with computer models equipped with an HM65 chipset and a graphics subsystem with
UMA video memory
636373-001
For use only with computer models equipped with an HM55 chipset and a graphics subsystem with
UMA video memory
636370-001
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
44
), and then remove the following components:
●
Optical drive (see
Optical drive
on page
45
)
●
Hard drive (see
Hard drive
on page
47
)
●
RTC battery (see
RTC battery
on page
49
)
●
WLAN module (see
WLAN module
on page
51
)
Component replacement procedures
73