Mercedes-Benz SL SERIES Operator's Manual page 393

To switch off: select
X
to confirm.
If the microphone is switched off, the dis-
play shows the Q icon, and the
microphone is off
a short period.
To switch on: select
X
to confirm.
The Q symbol disappears. You will briefly
see the The microphone is on
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.
If you would like to listen to the messages
X
on your answering machine, for example,
dial the corresponding number.
To transmit individual characters: once
X
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
Press the corresponding key on the
X
COMAND number keypad.
Every character selected will be transmit-
ted immediately.
To send a phone book entry as a DTMF
X
sequence: select Name
Mic Off and press W
The
message appears for
Mic on and press W
message.
by turning cVd the
COMAND controller and press W to con-
firm.
Select the desired phone book entry and
X
press W to confirm.
The entry is sent as a DTMF character
string.
To return to the call display: select
X
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 sup-
port 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.
To reject: select Reject
X
confirm.
or
Press the ~ button on COMAND or on
X
the multifunction steering wheel.
To accept: select Accept
X
confirm.
or
Press the 6 button on COMAND or on
X
the multifunction steering wheel.
The system behavior after accepting the
incoming call depends on your mobile phone.
The mobile phone supports the call waiting
R
function (via Bluetooth
The previously active call is held. You can
then switch back and forth between both
calls (toggling) ( page 392).
Y
The mobile phone does not support the call
R
waiting function (via Bluetooth
The previously active call is ended.
Telephone
Back
and press W to
and press W to
®
) when:
®
) when:
Z
391