Procedure
1 Carefully lift the system-board assembly and turn it over.
1 top-cover assembly 2 system-board assembly
3 alignment posts (4)
2 Using your fingertips, gently release the securing tabs on the hard-drive
cable.
3 Disconnect the hard-drive cable from the system board.
4 Remove the screws that secure the hard drive to the hard-drive bay.
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