See also:

DTMF suffix dialing
DTMF suffix dialing can be used for gaining access to network services or for controlling devices, e.g., to make a remote inquiry of an answering machine. The DTMF code is needed for this purp ...

Front ventilation
Thumbwheels for adjusting the temperature, arrows 1. Toward blue: colder. Toward red: warmer. Lever for changing the air flow direction, arrow 2. Thumbwheels for opening and closing ...

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