See also:

Reference
This chapter contains technical data, short commands for the voice activation system and an index that will help you find information most quickly. ...

Signaling a turn
Press the lever beyond the resistance point. To switch off manually, press the lever to the resistance point. Unusually rapid flashing of the indicator lamp indicates that a turn signal bulb has ...

Tone
Only treble and bass can be set in the rear. The settings are made separately for the left and right headphones. Operation is the same as for the front tone. ...