2008 Mercedes CLK-Class Owner's Manual - Page 224

Controls in detail Audio system Station memory You can store ten AM and ten FM stations in the memory. Storing stations Tune in desired station. Press and hold desired station button 1 to R until a brief signal tone is heard. The frequency is stored on the selected station button. Calling up stations Press desired station button 1 to R briefly. Autostore - automatic station memory The Autostore memory function provides an additional memory level. The station memory for manually stored stations is not overwritten. Calling up Autostore memory level and storing stations Press AS soft key briefly. The radio switches to the Autostore memory level. AS and SEARCH appear in the display and the radio finds the ten stations with the strongest signals. These stations are stored on the station buttons 1 to R in order of signal strength. Calling up stations Press desired station button 1 to R. Leaving the Autostore memory level Press FM or AM soft key briefly. 223