System board

NOTE: The system board spare part kit includes UMA or discrete graphics subsystem memory and replacement thermal material.

Description

Spare part number

 

 

For use in Intel HM55 UMA computer models

636370-001

 

 

For use in Intel HM65 UMA computer models

636373-001

 

 

For use in Intel HM55 discrete, 512 MB computer models

636371-001

 

 

For use in Intel HM55 discrete, 1 GB computer models

636372-001

 

 

For use in Intel HM65 discrete, 512 MB computer models

636374-001

 

 

For use in Intel HM65 discrete, 1 GB computer models

636375-001

 

 

For use in AMD UMA computer models

638856-001

 

 

For use in AMD discrete, 6470M, 512 MB computer models

638854-001

 

 

For use in AMD discrete, 6470M, 1 GB computer models

638855-001

 

 

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 modules (see Memory module on page 51)

●WLAN module (see WLAN module on page 49)

Before removing the system board, remove the following components:

1.Battery (see Battery on page 43)

2.Service access cover (see Service access cover on page 44)

3.Hard drive (see Hard drive on page 45)

4.Optical drive (see Optical drive on page 47)

5.WLAN module (see WLAN module on page 49)

6.Memory module (see Memory module on page 51)

7.Keyboard (see Keyboard on page 52)

8.Top cover (see Top cover on page 55)

9.USB board (see USB board on page 62)

10.Display assembly (see Display assembly on page 64)

11.Power connector (see Power connector on page 63)

12.TouchPad LED board (see TouchPad LED board on page 60)

Component replacement procedures 71