Mercedes-Benz Comand Operator's Manual page 213

Glossary
Roaming
For this function, the telephone uses
the telephone network of a contract
partner. There are home type and non-
home type systems. The RM indicator
in the COMAND display indicates that a
call is being made using a non-home
type system.
Service source
This includes the systems telephone*,
navigation (voice output during desti-
nation guidance) and ->Voice control
system
SMS
(Short Message Service)
With this function you can receive, read
and delete short text messages (if SMS
service is provided by your carrier)
204
Soft keys
Keys that activate different functions.
Function of key depends on the selec-
ted operating mode.
Surround
Playback method resulting in an impro-
ved spatial listening experience com-
pared to conventional stereo playback.
Tele Aid*
(Telematic Alarm Identification on De-
mand)
The Tele Aid system consists of three
types of response: automatic and ma-
nual emergency, roadside assistance,
and information. Tele Aid is initially ac-
tivated by completing a subscriber
agreement and placing an acquain-
tance call. Refer also to the vehicle op-
erating instructions.
The Tele Aid system is operational pro-
vided that the vehicle's battery is char-
ged, properly connected, not damaged,
and cellular and GPS coverage is avai-
lable.
Unlock code
Your unlock code prevents unauthori-
zed persons from using your telephone.
The unlock code is a number string,
which you have to enter when switch-
ing on the telephone.
Voice output
During a trip, apart from visual informa-
tions (symbol or map displays),
COMAND also provides all of the
necessary spoken route information
via voice output.