Disassembling
Push down the recording module release lever (Fig. 2) while pulling up the lock knob (red) of the recording module release lever (Fig. 1).
The rear part of the camera extension module will come up.
It will be difficult for the rear part to come up when heavy items such as batteries are mounted.
Lift the camera extension module.
Remove the upper lock angle in front of the camera extension module from the upper lock plate at the rear of the camera module.