9.Remove the six Phillips PM1.5×2.3 screws that secure the system board to the bottom cover.
10.Flip the system board (1) up and forward so that it rests upside down in the bottom cover.
11.Release the ZIF connector (2) to which the docking connector board cable is attached, and then disconnect the docking connector board cable from the system board.
12.Remove the system board (3).
NOTE: When removing the system board, it is possible for the power button actuator to accidentally fall out of the bottom cover. To install the power button actuator, follow the ensuing procedure:
1.Toe the power button actuator into the bottom cover, making sure the tabs fit under the ridge built into the right side of the bottom cover.
