Step 10
Remove the orange tape securing the trackpad ribbon to the logic board.
Disconnect the trackpad ribbon from the logic board.
Remove the upper case from the computer.
Step 11 — Optical Drive Removal
Remove the short black Phillips screw from the front right corner of the optical drive.
Remove the three longer silver Phillips screws from the retaining bracket on the left side of the optical drive.
Remove the retaining bracket.
Step 12
Disconnect the large black connector from the logic board.