Mercedes-Benz Comand Operator's Manual page 34

Introduction
Radio operation
Saving stations automatically, FM/AM
Use the "FM/AM/WB" menu field in the main radio
menu to activate the desired band.
Audio Telephone
P82.85-2970-26
Navigation
32
Use the rotary/pushbutton
Presets" menu field and press the knob for longer
than 2 seconds.
While the station is being saved "Searching..." will
appear on the screen.
Info Services and
system settings
to highlight the "Auto
Index