Use your Phillips screwdriver to remove four of the screws securing the loudspeaker:

Three 1.5 mm-long screws

One 3.0 mm-long screw

Use your tri-point Y000 screwdriver to remove the 1.3 mm-long screw securing a grounding contact and the loudspeaker.

Use your standoff screwdriver to remove the 3.4 mm-long screw securing the loudspeaker.