2003 Mercedes SLK-Class Owner's Manual - Page 116

Controls in detail Audio system Balance Radio mode Selecting radio mode Press b button. Press the AUD key repeatedly until BALANCE appears in the display. Press the L key to move the sound to the left speaker or the R key to move the sound to the right speaker. Centering all audio functions Press the key located below the desired band. The band selected is shown in the top line of the display. Push and hold down the AUD key. All audio functions (bass, treble and balance) are set to center or flat positions, and the volume is adjusted to a pre-set level. Selecting the band Press either the d or c button. Step-by-step tuning in ascending or descending order of frequency will take place. The first three tuning steps will take place without muting. The radio will then be muted and high-speed tuning will take place until the button is released. The following tuning intervals will be shown on the display: FM AM Frequency ranges: FM AM WB 87.9 - 107.9 MHz 530 - 1710 kHz approx. 162 MHz WB 200 kHz 10 kHz Channels 1-7 Manual tuning 116