Volume
► "Speed volume": speed-dependent volume
control.
► "PDC": volume of the PDC signal compared
to the entertainment sound output.
► "Gong": volume of the signal, e. g., the safety
belt reminder, compared to the entertainment
sound output.
► "Microphone": volume of the microphone
during a phone call.
► "Loudspeak.": volume of the loudspeakers
during a phone call.
The following volumes are only stored for the
respective paired telephone: "Microphone",
"Loudspeak.".
Adjusting the volume
1. "CD/Multimedia", "Radio" or "Settings"
2. "Tone"
3. "Volume settings"
4. Select the desired volume setting.

5. To adjust: turn the controller.
6. To store: press the controller.
See also:
LATCH child restraint fixing
system
LATCH: Lower Anchors and Tether for CHildren.
Note
Manufacturer's information for LATCH
child restraint fixing systems
To mount and use the LATCH child restraint fixing
systems, observe the op ...
Switch off any functions that
are not currently needed
Functions such as seat heating and the rear window
defroster require a lot of energy and consume
additional fuel, especially in city and stopand-
go traffic.
Therefore, switch off these functio ...
Environmental conditions
Say the commands, numbers, and letters
smoothly and with normal volume, emphasis,
and speed.
Always say commands in the language of
the voice activation system.
When selecting a radio ...
