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Removal and replacement procedures
Maintenance and Service Guide 4–29
Remove the TouchPad on/off button board and board bracket:
1. Turn the top cover upside down, with the front toward you.
2. Release the ZIF connector on the TouchPad button board to which the TouchPad on/off board cable is attached,
and then disconnect the TouchPad on/off board cable 1 from the TouchPad button board.
3. Release the ZIF connector on the TouchPad board to which the TouchPad on/off board cable is attached, and
disconnect the TouchPad on/off board cable 2 from the TouchPad board.
4. Remove the Phillips PM1.5x3.0 screw 3 securing the TouchPad on/off button board.
5. Single-sided and double-sided tape is used to help secure the TouchPad on/off button board to the TouchPad
board bracket. Release the on/off button board from the tape, and then remove the TouchPad on/off button
board 4.
6. Six Phillips PM1.5x3.0 screws secure the TouchPad board bracket to the base enclosure. Remove these
six screws 1, and then remove the TouchPad board bracket 2.