2005 Mercedes SLK-Class Owner's Manual - Page 231

Controls in detail Audio system TDMA/CDMA network phones Placing a "911" emergency call using audio head unit with the phone locked Press h button to switch to telephone operation. CODE? appears in the audio display. Placing a "911" emergency call using audio head unit with the phone unlocked Press h button to switch to telephone operation. Enter 911 using the number keypad on the audio head unit. Press s button for dialing to begin. DIALING appears in the audio display while the telephone establishes the connection. Enter 911 using the number keypad on the audio head unit. Press OK soft key or s button for dialing to begin. DIALING appears in the audio display while the telephone establishes the connection. Wait until the emergency call center answers, then describe the emergency. Wait until the emergency call center answers, then describe the emergency. 231