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5. Lift the TouchPad button board (4) slightly to perform the next step.
6. Carefully invert the TouchPad button board (1).
7. Release the ZIF connector to which the TouchPad LED board cable is connected, and then
disconnect the TouchPad LED board cable (2) from the TouchPad button board.
8. Lift the TouchPad button board away from the top cover (3).
Reverse this procedure to install the TouchPad button board and cable.
TouchPad LED board
Description Spare part number
TouchPad LED board (includes cable) 683848-001
52 Chapter 4 Removal and replacement procedures