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DNC
DNC
Dynamic Noise Covering
DNC allows for raising a volume when driv- ing that is considered pleasant for a non- driving vehicle.
The increase differs according to frequency ranges, dependent upon the noise develop- ment of the vehicle.
Hence, volume and sound remain at a pleasant level even with changing noise developments.
Calibrating DNC
A calibration via the measurement micro- phone is required for
The opening of the calibration microphone must point to the direction of the passen- ger compartment. The calibration should be performed at a quiet location with the engine switched off. The doors, windows and sunroof must remain closed, and you should be seated in the driver’s seat.
Starting the DNC calibration
Press and hold the AUDIO button : for longer than two seconds.
Press the softkey 5 with the display label "DNC".
Press the softkey 5 with the display | ENGLISH |
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label "ADJUST". |
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A countdown is running on the display. Af- |
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ter the countdown expires, the calibration |
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is performed. |
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Press the OK joystick 8or the AUDIO button :to exit the menu.
Switching DNC off
To deactivate the DNC,
press and hold the AUDIO button : for longer than two seconds.
Press the softkey 5 with the display label "DNC".
Press the softkey 5 with the display label "OFF".
"DNC OFF" appears on the display. To reactivate the DNC,
select a DNC increase (DNC1 - DNC5).
Press the OK joystick 8or the AUDIO button :to exit the menu.
The settings are saved.
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