Remove the following screws securing the logic board to the rear case:

Two 2.3 mm Phillips screws

Three 2.7 mm standoff screws

These screws have a Phillips bit pattern, but we found the best removal tool to be a 2.5 mm flathead driver.

When putting the standoffs back in, it helps to use the tip of a spudger like a screwdriver to get them started.

One 2.5 mm Phillips #000 screw