Aastra 6771, User Manual

Page: 54 / 148

Telephoning
52
Hands-free Mode, Open-listening Mode
In hands-free mode, the handset stays on the hook. You hear the caller over the loud-
speaker and speak through the microphone of the handset (although it is on the
hook). Open-listening involves both, hearing the caller via handset as well as over the
loudspeaker, so that other people present can listen in.
Calling via the Handset
To switch open-listening on/off, press the hands-free/open-listening key
L
. To
switch to hands-free mode, long press the hands-free/open-listening key and replace
the handset. Then release the hands-free/open-listening key.
Initiating a Hands-Free Call
Instead of lifting the handset, press the hands-free key/open-listening
L
. End the
call by pressing the hands-free/open-listening key again.
Blocked/Unblocked Call Numbers
Your telephone can be blocked from dialling all or selected external numbers. Emer-
gency numbers can be entered in a special list, irrespective of your trunk line access
rights, and so always be dialled. Consult your system administrator for details.
For the System Administrator:
Blocked and unblocked call numbers are managed in the Configurator , menu
Telephony: Lists .
Telephone Lock
If you wish to permit another person to temporarily use your telephone, you can
activate the telephone lock via the
5 Protection: 3 Telephone lock menu entry (see
page 115). Independent of the system configuration, when the telephone lock is acti-
vated, the functionality range is restricted on the telephone, incl. possibly restricted
dialling rights.
When the telephone lock is activated, the LED of the info key
i
is illuminated
while the info key is without function then. To deactivate the telephone lock, press
the MenuCard key
M
and enter your user PIN thereafter.