The case of the JetHome JetHub H1 controller consists of two parts: the lower part, in which the printed circuit board is fixed, and the cover. The parts of the case are fastened together using 8 latches inside the case. The lower part of the housing (view from the inside, the arrows indicate the location of the latches):
Housing cover (inside view):
To open the case, you can use a thin flat screwdriver or a special tool. It is better to start opening the case from the latch located in the corner of the case:
Next, go to the latch on the edge of the case:
And so on, sequentially open all the latches around the perimeter of the case.