See also:

Power switch and volume control
The dial is used for both power (ON/OFF) and volume control. The radio is turned ON and OFF by pressing the dial, and the volume is controlled by turning the dial. ...

Station preset
Preset buttons (type A and B audio) Preset buttons (type C audio) ...

To increase the speed (by the “RES/ SET” switch)
Press the “RES/SET” switch to the “RES” side and hold it until the vehicle reaches the desired speed. Then, release the switch. The vehicle speed at that moment will be memorized and treated as ...