Once the clips are finally unbound, the top piece will pry off, with the face and home buttons intact.

The plastic D-pad piece can be pulled off of a black cylindrical post along with a rubber membrane to interface between the plastic and the microswitches on the motherboard.

Interestingly, the Amazon Luna has a daughter board that holds the analog sticks, B button and the hall-effect sensors for the analog triggers.

The second board can be removed from the main board by unscrewing one small Philips screw and pulling off the thumbstick caps to allow the sticks to fall out of the holes of the motherboard.