See also:

Screens
Adjusting Danger of burns when screen is folded out Do not reach behind the screen; otherwise, there is the danger of getting burned. The back of the screen can become very hot. To fold ...

Deleting the button assignments
1. Press buttons 1 and 8 simultaneously for approx. five seconds. 2. "OK" ...

Tachometer
Always avoid engine speeds in the red warning field. In this range, the fuel supply is interrupted to protect the engine. ...