Remove the system board:
1. Turn the computer upright with the right side toward you.
2. Remove the five Phillips PM2.5×4.0 (1) screws that secure the system board to the computer.
3. Lift the system board (2), and pull it away from the base enclosure.
4. Remove the hard drive cable (3) from the bottom of the system board.
Reverse this procedure to install the system board.
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:
●
Fan/heat sink assembly (see
Fan/heat sink assembly on page 67).
Reverse the preceding procedure to install the system board.
74 Chapter 4 Removal and replacement procedures
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