See also:

Maintaining/storing the speed
Press the button. or: Press the rocker switch while the system is interrupted. When the system is switched on, the current speed is maintained and stored as the desired speed. It is d ...

Opening and closing: from the inside
Opening and closing: from the inside ...

Adjusting the volume
Turn the knob during an announcement. The volume remains constant even if the volume of other audio sources is changed. The volume is stored for the remote control currently in use. Not ...