4-1
4 User Interface
4.1 Display Controls
The control unit is characterized by the small number of operating elements. Its main
elements are:
1. Display (touch screen)
The display shows the software screen of the ventilator system. You can select and
change settings by touching the screen.
2. Fixed hard keys
The fixed hard keys are provided for rapid access to the ventilator’s major functions.
3. Alarm LED
The alarm LED indicates the priority of an active alarm by flashing different colors at
different frequencies.
3
1
4
2