Mercedes-Benz SLR McLaren. Operator's Manual.

Placing a “911” emergency call using
audio head unit with the phone locked
Press h button to switch to
telephone operation.
CODE? appears in the audio display.
Press button 4 on the audio head
unit until 911 appears in the audio display.
911 appears in the audio display while
the telephone establishes the connection.
Wait until the emergency call center
answers, then describe the emergency.
Placing a “911” emergency call using
audio head unit with the phone
unlocked
Press h button to switch to
telephone operation.
Enter 911 using the number keypad on
the audio head unit.
Press the SND key for dialing to begin.
The telephone establishes the connection.
Wait until the emergency call center
answers, then describe the emergency.
Accepting an incoming call
Controls in detail
Audio system
Accepting an incoming call in telephone
mode
With an incoming call, a ringing tone can
be heard and the caller’s telephone number,
or the name under which this telephone
number has been saved in the
telephone book, appears on the display. If
the caller’s number is not transmitted,
CALL will appear in the display.
Press the SND key to accept call.
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