Activating HDC

Activating HDC
Press the button; the LED above the button lights up.
The LED flashes when the brakes are applied automatically.
See also:
Priority options
The driver has priority
The source selected via iDrive in the front is
output on the vehicle loudspeakers and can
be selected but not operated from the rear.
Other audio or video sources ...
Treble, bass, balance, and fader
▷ "Treble": treble adjustment.
▷ "Bass": depth adjustment.
▷ "Balance": left/right volume distribution.
▷ "Fader": front/rear volume ...
Interior rearview mirror, automatic
dimming feature
Photocells are used for control:
In the mirror glass.
On the back of the mirror.
For proper operation:
Keep the photocells clean.
Do not cover the area between the inside
rearview ...
