Ericsson DIALOG 4422 - Manual (Page 47)

47 Dialog 4422 IP Office
During Calls
Handsfree
(Dialog 4422 v. 2 phone only). Â
Press.
Handsfree conversation. í
Press to end the call.
From handsfree to handset
If the handset is on hook: u
Lift the handset.
Conversation via the handset.
If the handset is off hook: Д В
Press.
Conversation via the handset.
Mute
É
Press to switch the microphone on or off.
When the lamp is on, the person on the line cannot hear what is
being said near to your phone.
Hold
You can temporarily put the ongoing call on hold. Х Ф
Line Press the ongoing call Line key.
The key lamp flashes slowly and the display shows the call on hold.
Note: If you replace the handset, the call is terminated. Ц Ф
Line Press the flashing Line key again to resume the call.