switel DC 56 series, Operating Instructions Manual

Page: 105 / 124

91
92
Telephoning
105
Holding a call / brokering
While a call is in progress, it is possible to dial another handset in
order to consult with someone. The external caller is put on hold while
you converse with the second, internal person called. You can repeat
this procedure as often as required.
HS1:
M
, e.g.
2
Dial the internal handset number
while making the external call
HS2:
F
Take the internal call on the other
handset
HS2:
I
Switch between the callers
Making conference calls
An external call can be transferred to include another internal handset
for a conference call.
When an external call is in progress:
HS1:
M
Open the main menu
HS1:
-
/
+
INTERCOM
Select the submenu and
M
confirm it
HS1:
ë
e.g.
2
Dial the number of the handset
required
HS2:
F
Take the internal call on the other
handset
HS1: Hold down
*
Start the conference
HS1/HS2:
I
End the conference
If the conference is ended by just one handset, the other
handset remains connected to the external caller.
Displaying the duration of a call
Approximately 15 seconds after a telephone conversation starts, the
duration of the call appears in the display in hours, minutes and sec-
onds. When the call is ended, the call time remains in the display for
5 seconds.
Setting the receiver volume
The volume can be adjusted to one of 5 levels during a call.
+
or
-
Select the required volume level
Handsfree
This function is used to listen to the caller via the loudspeaker.
L
Enable handsfree talking
L
Disable handsfree talking
Use the arrow up and down buttons to set the handsfree vo-
lume to one of five levels;
Setting the receiver volume".
Muting the microphone in the handset
The microphone in the handset can be activated and deactivated dur-
ing a telephone conversation. The caller can no longer hear you when
you consult with someone.
C
Deactivate the microphone
(muting function on)
C
Activate the microphone