Remove the four Phillips PM2.5×4.0 screws (2) that secure the system board to the base enclosure.
Loosen the captive Phillips PM2.5×14.0 screw (3) that secures the video heat sink and system board
to the base enclosure.
Use the optical drive connector (1) to lift the right side of the system board (2) until it rests at an
Remove the system board (3) by pulling it away from the base enclosure at an angle.
Reverse this procedure to install the system board.
Component replacement procedures