2005 Mercedes SLK-Class Owner's Manual - Page 197

Controls in detail Audio system Returning volume distribution to factory settings Press P button to call up settings menu in the display. Telephone* muting If your vehicle equipment includes a Mercedes-Benz specified mobile telephone*, you can adjust its volume separately from the volume of the audio system while the telephone is being used. Radio operation Selecting radio mode Press b button. Calling up wavebands You can choose from among the FM, AM and WB wavebands. Weather band ( page 201). Press RES soft key briefly; the respective volume distribution is reset to its center (flat) level. or Press and hold RES soft key until RESET appears in the display. The volume distribution settings for the balance is set to the center level. The radio switches back to the standard radio menu four seconds after the last soft key is pressed. i FM waveband: AM waveband: 87.7...107.9 MHz 530...1710 KHz 197