See also:

Volume of spoken instructions
Turn the volume button while giving an instruction until the desired volume is set. The setting is stored for the remote control currently in use. ...

Brightness
Setting the brightness To set the brightness of the Control Display: 1. "Settings" 2. "Control display" 3. "Brightness" 4. Turn the controller until the desired br ...

Malfunction
In the event of a failure or malfunction of the parking brake, secure the vehicle against rolling using a wheel chock, for example, when leaving it. ...