Procedure
1 Disconnect the hard-drive cable from the system board.
2 Peel off the antenna cable from the system board.
1 power-adapter port cable 2 antenna cable
3 speaker cable 4 hard-drive cable
3 Remove the screws that secure the system board to the palm-rest
assembly.
4 Starting from the inner edge, gently lift the system board and release the
ports from the slots on the palm-rest assembly.
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