Mercedes-Benz S-Class 2011 Operator's Manual page 201

You can simultaneously switch back and forth
between two parties or conduct a conference
call with up to five others.
12
Toggling
If you are on the telephone and you receive
another call, the call waiting display will
appear. You also hear an acoustic signal.
X
Reject
To reject: select
confirm.
or
X
Press the ~ button on the telephone
keypad or on the multifunction steering
wheel.
X
Accept
To accept: select
confirm.
or
X
Press the 6 button on the telephone
keypad or on the multifunction steering
wheel.
If you accept the waiting call, the active call
is ended.
i The active call will also be ended if you
accept the waiting call using Voice Control
System (see the separate operating
instructions).
If you accept the waiting call using the mobile
phone, the active call will be put on hold.
Then, you have two calls, with the accepted
call being the active call.
The COMAND display changes. If you
continue to operate functions on the mobile
phone, the COMAND display may differ from
that of the mobile phone.
Calling additional parties
You can call a second person while on the
phone with someone else. This action puts
the previous call on hold.
X
NEW
Select from the telephone basic menu
and press W to confirm.
or
X
Select SEND on the telephone keypad.
12 This function is only available if toggling has been activated on the mobile phone.
X
Switching between two parties (toggling)
If you have added another party to your
previously active call, the telephone menu
then looks like this:
and press W to
and press W to
:
;
X
or
X
or
X
Interconnecting to create a conference
You can interconnect calls which are active
and those which are on hold. This permits
several parties to hear one another and speak
with one another.
Enter the phone number manually
( Y page 197) or using the phone book
( Y page 204).
Active party
Party on hold
To switch to the other party: select ;
by turning cVd the COMAND controller
and press W to confirm.
Select SEND on the telephone keypad.
Press the 6 button on the multifunction
steering wheel.
Telephone
199
Z