2. Remove the two Phillips PM2.5×5.0 screws (2) that secure the system board to the computer.
3. Use the optical drive connector (1) to lift the right side of the system board until it rests at an angle.
4. Release the system board (2) by sliding it to the right at an angle until the connectors on the left side of the system board disengage from the base enclosure.
5. Remove the system board (3).
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:
●ExpressCard assembly (see ExpressCard assembly on page 85)
●Fan/heat sink assembly (see Fan/heat sink assembly on page 87)
●Processor (see Processor on page 90)
Reverse the preceding procedure to install the system board.
Component replacement procedures 83
