Audio 10 Models (CLK, E & SLK Class)
NOTE:
Audio 10 models are identified by similar controls on each side of display and a cassette player above display.
After reconnecting radio, turn ignition on. CODE will be displayed. Enter code number using right side control knob. After selecting correct code, press right side control knob to confirm. Radio will turn on if code entered is correct.
If wrong code is entered, CODE will be displayed on radio. If wrong code is entered 3 times, WAIT will be displayed and code entry is denied for 10 minutes. If wrong code is entered 9 times, WAIT will be displayed and code entry is denied for 60 minutes. Radio and ignition switch must remain on during the waiting period.