TrekStor SurfTab theatre 13.3 Operating Instructions Manual page 20

Only a few steps are needed to unfold and set up the tablet
stand:
a) First fold the front base section (1) forwards far enough so that
it forms an angle of 45° – 90° with the rear base section (4).
i
NOTE
If the base section will not fold forwards without you
having to exert considerable force, loosen the two locking
screws (3) a little by turning them in an anti-clockwise
direction. Only turn the screws as far as absolutely necessary
in order to be able fold the base section forwards
without exerting great force.
20 EN