Mercedes-Benz 2009 SLK-Class Automobile User Manual


 
Audio system
136
X
Switching on: Press push button D.
or
X
If the audio system was on as you switched
off the ignition, turn the SmartKey in the
starter switch to position 2.
The audio system will come back on with
the last selected function.
i
If the audio system is switched on without
the SmartKey in the starter switch, it will
automatically switch off again after approx-
imately 30 minutes.
X
Switching off: Press push button D.
or
X
Turn the SmartKey in the starter switch to
position 0.
i
Should excessively high temperatures
occur while the audio system is being oper-
ated, Temperature Too High - Device
switching off now. will appear in the
audio display, after which the audio system
will be switched off for a cooling-down
period.
i
When you switch off the audio system,
you also switch off the currently playing
audio source and the telephone operating
via audio control unit is not possible.
Adjusting volume
Rotary control/push button D
1
Push button D
2
Rotary control
X
Adjusting: Turn rotary control 2.
The volume will increase or decrease
depending on the direction turned.
Adjusting volume for telephone calls
In hands-free mode, you can adjust the vol-
ume of a telephone call while the call is cur-
rently active.
During a telephone call:
X
Turn rotary control 2.
The volume will increase or decrease
depending on the direction turned.
i
The volume of the audio system or a tel-
ephone call can also be adjusted by press-
ing the + or - button on the
multifunction steering wheel
(Y page 108).
Sound
X
Switching on/off: Press button F on
the audio control unit (Y page 130).
The sound of the current audio source is
switched on or off.
i
When the sound is switched off, the sym-
bol F appears in the status line.
If you change the audio source, or alter the
volume, the sound is automatically
switched on again.
In CD and MP3 mode, button F
switches the pause function on or off.
Controls in detail