iFixit

Use the flat end of a spudger to lift the subwoofer/right speaker connector out of its socket on the logic board.

Pry up from beneath the wires.

Remove the two 1.5 mm ( 1.2 mm ) Phillips screws securing the keyboard/trackpad cable cover to the logic board.

Lift the cover off the logic board and set it aside.

Use the flat end of a spudger to pry the trackpad connector up and out of its socket on the logic board.

Use your fingernail to flip up the retaining flap on the keyboard ribbon cable ZIF socket.

Be sure you are prying up on the hinged retaining flap, not the socket itself.

Use the tip of a spudger to pull the keyboard ribbon cable out of its socket.

Use the flat end of a spudger to lift the battery indicator connector up and out of its socket on the logic board.

Grab the plastic pull tab secured to the display data cable lock and rotate it toward the DC-In side of the computer.

Pull the display data cable straight out of its socket on the logic board.

Do not lift up on the display data cable, as its socket is very fragile. Pull the cable parallel to the face of the logic board.

Use the tip of a spudger to flip up the retaining flap on the keyboard backlight ribbon cable ZIF socket.

Be sure you are flipping up the hinged retaining flap, not the socket itself.

Pull the keyboard backlight ribbon cable out of its socket.

Remove the following nine screws:

• Seven 3.4 mm ( 3.1 mm) T6 Torx screws on the logic board
• Two 8 mm T6 Torx screws on the DC-In board