Step 67 — Logic Board
Your laptop should look approximately like this.
Step 68
Remove the three Phillips securing the heat sink to the metal framework.
Remove the rear plastic grill and IO Bezel.
Step 69
Turn the remains of the computer over.
Remove the following 6 screws:
One 4 mm Phillips at the upper right corner of the logic board.
One 6 mm Phillips at the front of the computer, near the sleep light.
Two 6 mm small-head Philips from the middle of the logic board
Two 7.5 mm small-head Phillips, one on either side of the battery contacts.