2010 Mercedes S-Class Owner's Manual - Page 272

270 Voice Control System troubleshooting Problem A station list entry is not recognized. Possible cause/consequence Suggested solution Control systems X Create a voice name for the station The voice names of the station names do not differ from each other (Y page 253). sufficiently. or X Speak the command "Read out station list". The Voice Control System reads the station list aloud. X Press button ? on the multifunction steering wheel when the desired station name is read. The station is selected (Y page 254). X The Voice The way you have spoken the voice Control name is different. System prompts you to repeat a voice name repeatedly when saving. You want to enter a city, street or city center but you have to spell the entry. You have entered a phone number as a string but the Voice Control System does not understand you. Entering part of an address has failed after several attempts, e.g. due to background noise, or you have tried to enter an address in Puerto Rico (Y page 241). Pronounce the voice name in the same way during the entire process. X Spell the entry. X Speak the phone number in groups of digits, e.g. three to five digits each.