Mercedes-Benz E-Class Coupe 2017 Owner's Manual page 244

Switching the sound on/off
To mute: press volume control 1.
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The 8 symbol appears in the status line.
You will also hear traffic announcements and
navigation announcements even when the
sound is muted.
To switch on: change the media source or
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adjust the volume.
Adjusting the volume
Turn volume control 1.
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The volume of the current radio or media
source is set. You can set the volume of
other sound sources separately.
Adjust this in the following situations:
during a traffic announcement
R
during a navigation announcement
R
Multimedia system 241
The volume of the navigation announce‐
ment changes in accordance with the vol‐
ume of the current media source.
during a telephone call
R
Alternatively: select System.
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Select Audio.
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Select volume settings.
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Set the volume.
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Entering characters
Using the character input function
On Touch Control
Select a character in the character bar.
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Depending on the target entry, either a full
set of characters is available or, alternatively,
only those characters that are available on
the basis of the characters that have already
been entered.