Mercedes-Benz MCS Operator's Manual page 86

Function
1 Unlock code menu
2 Main telephone menu
3 Telephone roaming indicator
S: Signal
R: Roaming
R (highlighted): Roaming on
non-home type system
4 Signal strength meter
5 Incoming call
6 Alphabetic phone book
7 Numeric phone book
Page
84
85
88
89
Telephone*
Telephone* operation
83