Mercedes-Benz Sound 5 Operator's Manual page 20

Steering wheel with buttons
18
Adjusting the sound setting
:
Sound setting example: Bass menu
Briefly press the u button on the ra-
dio.
On the steering wheel, press the & or
* button repeatedly until the desired
Sound menu appears in the instrument
cluster display.
On the steering wheel, press the W or
X button to set the desired value.
The new setting is saved as soon as the
Sound menu disappears.