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 — Left Fan
Disconnect the fan, inverter, and DC-In cables from the right side of the fan.
Step 12
Remove the four smaller Phillips screws from the fan.
You do not need to remove the larger Phillips screw in the top left corner of the fan.