VDO MS 4150 RS MP3 Installation And Owner's Manual page 28

SOUND SETTINGS
SDVC (speed-dependent volume increase)
To compensate for environmental noise, the volume for audible information increases
as a function of the speed.
Choose a setting for the speed-dependent increase of the volume.
Select to deactivate the function or select
increase. 1 is the lowest, 5 the highest volume increase.
Sound Setup
Setting one of the following functions:
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: Reset the sound setting to the factory-set
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:
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:
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:
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:
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:
Initialisation
See "INITIALISATION" ➽ page 37.
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values and switch off loudness.
Activate this function to equalise volume differences
between the various sound sources.
Set the enhancement of low tones at loudness.
Set the enhancement of high tones at loudness.
Select the transitional frequency for the low tones.
Select the transitional frequency for the high tones.
to to choose the desired volume