Mercedes-Benz SL-Class 2013 Owners Manual - Manual (Page 388)

Switching the hands-free microphone on/
off
This function is also available during an active
phone call.
X Call up the telephone basic menu
(
Y
page 383).
X To switch off: select Mic Off and press
W to confirm.
If the microphone is switched off, the
display shows the Q symbol and the The
microphone is off message appears for
a short period.
X To switch on: select Mic On and press
W to confirm.
The Q symbol disappears. You will briefly
see the The microphone is on message.
Sending DTMF tones
This function is not supported by all mobile
phones.
Answering machines or other devices can be
controlled by DTMF tones, e.g. for remote
query functions.
X If you would like to listen to the messages
on your answering machine, for example,
dial the corresponding number.
X To transmit individual characters: once
a connection has been established to the
answering machine, select the desired
characters in the character bar, pressing
W to confirm each of them.
or
X Press the corresponding key on the
COMAND number keypad.
Every character selected will be
transmitted immediately.
X To send a phone book entry as a DTMF
sequence: select Name by turning cVd the
COMAND controller and press W to
confirm.
X Select the desired phone book entry and
press W to confirm.
The entry is sent as a DTMF character
string.
X
To return to the call display: select
Back and press W to confirm.
i You can also send DTMF tones using the
Voice Control system; see the separate
operating instructions.
Calls with several participants
Rejecting or accepting a waiting call
The mobile phone network provider must
support and activate the call-waiting function.
Depending on the mobile phone used, the
system behavior differs when accepting a
call.
If you have a call in progress and receive
another call, a new window appears in the
display. You also hear a tone. You can accept
or reject the call.
X To reject: select Reject and press W to
confirm.
or
X Press the ~ button on COMAND or on
the multifunction steering wheel.
X To accept: select Accept and press W to
confirm.
or
X Press the 6 button on COMAND or on
the multifunction steering wheel.
386
Telephone
COMAND