HP Pavilion g7 Notebook PC Maintenance and Service Guide

System board
NOTE: The system board Thermal Material Kit, part number 680571-001,
includes replacement thermal paste and pads.
Description Spare part number
For use only with computer models equipped with UMA video memory and Windows 8 Standard 683029-501
For use only with computer models equipped with UMA video memory and FreeDOS 1.0 683029-001
For use only with computer models equipped with 1 GB of dedicated switchable discrete video
memory and Windows 8 Standard
683030-501
For use only with computer models equipped with 1 GB of dedicated switchable discrete video
memory and FreeDOS 1.0
683030-001
Before removing the system board, follow these steps:
1. Shut down the computer.
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 33).
5. Remove the service door (see
Service door on page 34).
6. Remove the optical drive (see
Optical drive on page 35).
7.
Remove the hard drive (see
Hard drive on page 38).
8. Remove the keyboard (see
Keyboard on page 45).
9. Remove the top cover (see
Top cover on page 48).
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
Memory module on page 40)
●
RTC battery (see
RTC battery on page 70)
●
Fan and heat sink (see
Fan and heat sink on page 72).
●
PCH heat sink (see
PCH heat sink on page 75)
●
Processor (see
Processor on page 76)
68 Chapter 4 Removal and replacement procedures ENWW