Sony IT-M804 - Manual (Page 48)

48 US Telephone Features
Having a three-way conference call
You can talk on two lines at the same time.
Making another call while talking
You can talk with two parties at the same time using two lines. (Three-
way conference)
1
Press (HOLD) while talking on
one line.
The line in use is put on hold.
2
Press (LINE 1), (LINE 2),
(LINE 3) or (LINE 4) whichever
button is not used.
3
Dial a phone number for the
second party.
4
Press (CONF) (conference) after
you’re connected to the second
party.
The CONF lamp lights up. Now
you can talk to both parties.
When you want to return to a
normal outside call, press the
line button to continue the call.
Notes
• If you do not press (HOLD) in step 1, the first line will be disconnected.
• If three or four lines are connected or put on hold, “Three-way conference”
will not be available.
(SPEAKERPHONE)