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Pull the microphone cable upward to lift its connector out of the socket on the logic board.

Remove the microphone.

Pull the MagSafe DC-In board cable toward the heat sink to disconnect it from the logic board.

Remove the DC-In board.

Remove the three 8.4 mm #1 Phillips screws securing the heat sink to the logic board.

Don't lose the springs held under each of the screws.

Carefully remove the heat sink from the processor.

If the heat sink seems to be stuck, it may be helpful to gently pry it off the processor with a plastic spudger. Be careful not to break any surface mount components on the processor while prying.

Be sure to clean off the old thermal paste and apply a new layer before you reinstall the heat sink. We have a guide that makes it easy.

Pull the two RAM retaining arms away from the center of the RAM chip.

The RAM chip should "pop" up slightly from its socket.

Pull the RAM stick out of its socket.

Repeat this process to remove the second RAM chip.

Logic board remains.