System Board - HP Pavilion g4 Maintenance And Service Manual

System board

NOTE: The system board Thermal Material Kit, part number 680571-001,
includes replacement thermal paste and pads.
Description
For use only with computer models equipped with UMA video memory
For use only with computer models equipped with 2 GB of dedicated switchable discrete video
memory
For use only with computer models equipped with 1 GB of dedicated switchable discrete 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
5. Remove the service door (see
6. Remove the optical drive (see
7. Remove the hard drive (see
8. Remove the keyboard (see
9. Remove the top cover (see
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:
●
Memory module (see
●
RTC battery (see
●
Fan and heat sink (see
●
PCH heat sink (see
●
Processor (see
68 Chapter 4 Removal and replacement procedures
Battery on page
Service door on page
Optical drive on page
Hard drive on page
Keyboard on page
Top cover on page
Memory module on page
RTC battery on page
Fan and heat sink on page
PCH heat sink on page
Processor on page 76)
34).
35).
36).
39).
46).
49).
41)
70)
71).
74)
Spare part number
680568-001
680570-001
680569-001