HP dv6-1245dx HP Pavilion dv6 Entertainment PC - Maintenance and Service Guide - Page 109

System board, system board and installed on the replacement system board

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System board NOTE: The system board spare kit includes replacement thermal material. Description Spare part number For use with computer models equipped with discrete graphics subsystem memory 511864-001 For use with computer models equipped with UMA graphics subsystem memory 511863-001 For use with computer models equipped with ATI Mobility Radeon HD4650 graphics with 1-GB 518431-001 memory For use with computer models equipped with ATI Mobility Radeon HD4530 graphics with 512-MB 518432-001 memory For use with computer models equipped with UMA graphics and GM47 chipset 518433-001 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 59). 5. Remove the following components: a. Hard drive (see Hard drive on page 69) b. Optical drive (see Optical drive on page 62) c. Switch cover (see Switch cover and keyboard on page 76) d. Display assembly (see Display assembly on page 81) e. Top cover (see Top cover on page 91) When replacing the system board, be sure that the following components are removed from the defective system board and installed on the replacement system board: ● TV tuner module (see TV tuner module on page 66) ● RTC battery (see RTC battery on page 67) ● Memory module (see Memory module on page 64) ● WLAN module (see Bluetooth module on page 94) ● Modem module (see WLAN module on page 72) ● Fan/heat sink assembly (see Fan/heat sink assembly on page 105) ● Processor (see Processor on page 107) Remove the system board: Component replacement procedures 101

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System board
NOTE:
The system board spare kit includes replacement thermal material.
Description
Spare part number
For use with computer models equipped with discrete graphics subsystem memory
511864-001
For use with computer models equipped with UMA graphics subsystem memory
511863-001
For use with computer models equipped with ATI Mobility Radeon HD4650 graphics with 1-GB
memory
518431-001
For use with computer models equipped with ATI Mobility Radeon HD4530 graphics with 512-MB
memory
518432-001
For use with computer models equipped with UMA graphics and GM47 chipset
518433-001
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
59
).
5.
Remove the following components:
a.
Hard drive (see
Hard drive
on page
69
)
b.
Optical drive (see
Optical drive
on page
62
)
c.
Switch cover (see
Switch cover and keyboard
on page
76
)
d.
Display assembly (see
Display assembly
on page
81
)
e.
Top cover (see
Top cover
on page
91
)
When replacing the system board, be sure that the following components are removed from the defective
system board and installed on the replacement system board:
●
TV tuner module (see
TV tuner module
on page
66
)
●
RTC battery (see
RTC battery
on page
67
)
●
Memory module (see
Memory module
on page
64
)
●
WLAN module (see
Bluetooth module
on page
94
)
●
Modem module (see
WLAN module
on page
72
)
●
Fan/heat sink assembly (see
Fan/heat sink assembly
on page
105
)
●
Processor (see
Processor
on page
107
)
Remove the system board:
Component replacement procedures
101