Mercedes-Benz 2015 SLK Operator's Manual page 130

Operating the climate control systems
128
Activating/deactivating
To activate: press the ¿ or Á but-
X
ton.
The indicator lamp in the ¿ or Á
button lights up.
To deactivate: press the ¿ or Á
X
button.
The indicator lamp in the ¿ or Á
button goes out. The "Cooling with air dehu-
midification" function has a delayed switch-
off feature.