AASTRA DT4x2 for BusinessPhone User Guide EN - Manual (Page 43)

43 BusinessPhone – Cordless DT412/DT422/DT432
During Calls
Mute microphone
To mute the microphone during an ongoing conversation:
Press the Mute key at the right side of the Cordless to turn
the microphone off.
The microphone is disconnected and the caller will not hear an
ongoing conversation or environmental noises. The text
Muted
is
shown in the display when the microphone is off during a call.
Press the Mute key again to turn the microphone on.
Note: It is advised to use this feature instead of putting a
call on hold. A call on hold may be diverted to your operator,
directly or after some time.
Inquiry
During an ongoing conversation you like to make an Inquiry to an
internal or external party.
R Press (see display).
The first call is put on hold. Dial tone. å
Call the third party.
When the third party answers, you can switch between the calls,
create a Conference and end one of the calls.
Refer back
You can switch between the connected parties:
R
2
Switch between calls (see display).
R
1
Press to terminate (see display).
The ongoing call is terminated. The other call is connected.
Note: Sometimes R
(see display) must be pressed twice.
Whether you can put internal calls on hold or transfer calls
to external lines depends on your Exchange (PBX). Consult
your system administrator.