The “SOUND” menuIn the “SOUND” menu, you can set your navigationradio’s sound and several other sound reproductionparameters to your own preferences.The sound settings for bass and treble/tone are valid forthe currently active sound source (radio, CD or CDC). Press the SOUND button.: The “SOUND” menu is displayed.The following options are available:Sound settings Set the desired option with cursor button 8 or 2. Move the slide control to the desired option usingcursor buttons 4 and 6.✎ The entered value will be stored automatically.– Bass: Setting the bass (low tones).– Treble: Setting the treble (high tones).– Bal.: Setting of volume balanceleft <–> right.– Fader: Setting the volume distribution rear <–> front.Slide control left: rearSlide control right: front✎ Sound settings cannot be performed for navigation information, trafficannouncements and telephone operation.Loudness Activate this function to increase low and high tones at low volume settings.✎ Selecting one of the pre-set sound styles deactivates the loudness function.Sound Style Select one of the pre-set sound styles. Select “User” to retain your own bass and treble settings.✎ For each sound source, the sound style is stored separately.SDVC (speed-dependent volume control)To compensate for environmental noise, the volume for audible information increasesas a function of the speed. Choose a setting for the speed-dependent increase of the volume. Select OFF to deactivate the function or 1 ... 5 to choose the desired volumeincrease. 1 is the lowest, 5 the highest volume increase.21SOUND SETTINGSSOUNDSound SettingsLoudnessSound StyleSDVC: 2SOUND SETTINGSBassTrebleBalanceFader