Mercedes-Benz SLK-Class 2006 Owners Manual - Manual (Page 209)

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Controls in detail
Audio system
Adjusting treble
̈ Press O button repeatedly until
TREBLE appears in the display.
̈ Press + or – soft key to increase or
decrease tone level accordingly.
or
̈ Press RES soft key briefly to reset treble
tones to their center level.
The radio switches back to the
standard radio menu 8 seconds after
the last soft key is pressed.
Returning sound functions to factory
settings
̈ Press O button to call up settings
menu in the display.
̈ Press RES soft key briefly; the respec-
tive sound function is reset to its center
level.
or
̈ Press and hold RES soft key until RESET
appears in the display.
The sound settings for bass and treble
are returned to their center level and
the volume is set to a predefined level.
The radio switches back to the
standard radio menu 4 seconds after
the last soft key is pressed.
Adjusting balance
̈ Press P button.
BALANCE appears in the display.
̈ Press X or Y soft key.
The volume is distributed between the
left and right sides of the vehicle.
or
̈ Press RES soft key briefly.
The balance is reset to its center level.
The radio switches back to the
standard radio menu 8 seconds after
the last button is pressed.