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Remove the TouchPad button board:
1. Turn the top cover upside down, with the front toward you.
2.
Detach the TouchPad button board cable (1) from the TouchPad. (The TouchPad button board
cable is attached to the TouchPad with double-sided tape).
3. Release the ZIF connector to which the TouchPad board cable is connected, and then disconnect
the TouchPad board cable (2) from the TouchPad board.
4. Release the two pieces of shielding tape that cover the left and right sides of the TouchPad button
board (3).
5. Remove the two Phillips PM2.5×4.0 screws (1) that secure the TouchPad button board to the top
cover. Lift the rear edge of the TouchPad button board (2) until it rests at an angle.
54 Chapter 4 Removal and replacement procedures