System Board
Description Spare part number
System board for use in models with 65W processors (includes thermal material) 656598-001
System board for use in models with 95W processors (includes thermal material) 660281-001
System board for use in Brazil (includes thermal material) 665223-001
The system board is secured to the computer with six screws.
1. Prepare the computer for disassembly (
Preparation for Disassembly on page 101).
2. Remove the access panel (
Access Panel on page 102).
3. When replacing the system board, make sure the following components are removed from the
defective system board and installed on the replacement system board:
●
Memory modules (see
Memory on page 105)
●
Expansion cards (
Expansion Card on page 110)
●
Heat sink (
Fan Sink on page 131)
●
Processor (
Processor on page 133)
4. Remove the fan from the chassis (
Fan Assembly on page 129).
5. Rotate the drive cage to its upright position.
6. Rotate the power supply to its full upright position.
7. Disconnect all data and power cables from the system board.
8. Disconnect the balance of the cables from the system board.
System Board 137