Step 34 — Speakers
On computers with an ambient light sensor, you will remove an ambient light sensor board instead of a placeholder yellow plastic board.
Remove the two black Phillips screws from the yellow plastic board above the USB port on the left side of the computer.
Step 35
Remove the black Phillips screw on the bottom corner of the left speaker board.
Step 36
Remove the nut from the screw just in front of the left speaker.