See also:

Possible commands
Most menu items on the Control Display can be voiced as commands. The available commands depend on the menu that is currently displayed on the Control Display. The functions of the main menu hav ...

Switching the microphone to mute
When a call is active, the microphone can be muted. 1. "Telephone" 2. "Active calls" 3. "Microphone mute" A microphone that has been switched to mute is automa ...

Supplementary text messages
Addition information, such as on the cause of a fault or the required action, can be called up via Check Control. In urgent cases, this information will be shown as soon as the corresponding la ...