Mercedes-Benz Audio 20 Operating Instructions Manual page 88

Audio AUX mode
86
Option 2
Press the h function button one or more
X
times.
i
By pressing the function button
repeatedly, you can change the operating
mode in the following order:
Audio CD/MP3 (disc)
R
USB storage device
R
Media Interface mode
R
®
Bluetooth audio mode
R
Audio AUX
R
i
Please see the respective operating
instructions for how to operate the external
audio source.
You can select a sound setting specifically for
audio AUX mode; see (
Adjusting the volume
i
The volume of external audio sources can
vary greatly. In some cases, the volume of
the external audio device may be quieter or
louder, or the usual maximum possible
volume may be lower. On some devices, it
is possible to adjust the volume separately.
In this case, start at a medium volume and
increase it gradually. This enables you to
determine whether the system is able to
play the music at high volume without
distorting it.
You can increase the volume of the external
audio sources.
Select Volume from the AUX basic menu
X
using the controller (slide VÆ, XVY or turn
cVd) and press W to confirm.
The selection list appears. The # dot
indicates the option selected.
page 21).
Y
Default setting
:
Volume amplification
;
G WARNING
External audio sources may have different
volumes, which can mean that system
messages such as traffic announcements and
navigation system announcements are much
louder. If necessary, please deactivate the
system messages or adjust their volume
manually.