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Controls in detail
Audio system
Emergency calls “911”
The following describes how to dial a “911”
emergency call using the audio system
head unit when a Mercedes-Benz specified
mobile phone* is inserted in the phone
cradle. Unless otherwise specified, the
descriptions refer to the audio system
head unit.
Consult the separate telephone operating
instructions that came with your mobile
phone* for information on how to place a
“911” emergency call on the mobile
phone*.
The following conditions must be met for a
“911” emergency call:
ț Telephone must be switched on.
ț The corresponding mobile communica-
tions network must be available.
If you cannot make an emergency call, you
will have to initiate rescue measures
yourself.
GSM network phones
Placing a “911” emergency call using
audio head unit with the phone locked
̈ Press h button to switch to
telephone operation.
PIN?
appears in the audio display.
̈ Enter 911 using the number keypad on
the audio head unit.
̈ Press
OK
soft key or s button for
dialing to begin.
DIALING
appears in the audio display
while the telephone establishes the
connection.
̈ Wait until the emergency call center
answers, then describe the emergency.
Warning! G
The “911” emergency call system is a public
service. Using it without due cause is a
criminal offense.
i
Emergency calls may not be possible with
all telephone networks or if certain network
services and/or telephone functions are active.
Check with your local service providers.