Remove the screw on the bottom of the battery compartment. Keep this screw with the one removed on the previous step. These two screws have a different length than all the other screws. They are the shortest ones in the camera
With those two screws removed, you can not separate the back part of the case.
Remove the screw screws that hold the LCD frame to the logic board. Keep the 3 screws separated from the rest of the screws, due to different length.