Sony IT-M704 - Manual (Page 35)

Telephone Features
35 US Telephone Features
Receiving a call while talking
If another call comes in while talking, the line button on which another
call is coming will flash.
1
Press (HOLD).
The line in use is put on hold.
2
Press (LINE 1), (LINE 2), (LINE 3) or (LINE 4), in which
another call is coming.
3
Press (CONF).
Now you can talk to both parties. (Three-way conference)
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.
To disconnect the lines during a three-way conference
Example: During a three-way conference between line 1 and 2
To disconnect both lines at the same time, replace the handset in the
cradle.
If you talk through the speakerphone or headset, press
(SPEAKERPHONE) (HEADSET).
To disconnect line 1 and continue talking on line 2 only:
Press (LINE 2).
To disconnect line 2 and continue talking on line 1 only:
Press (LINE 1).
To put the lines on hold during a three-way conference
Example: During a three-way conference between line 1 and 2
Press (HOLD). Both lines are put on hold.
To resume the conversations on both lines, press (CONF).
To resume the conversation only on one line, press (LINE 1) or
(LINE 2), for the line you want. The other line you did not select is kept
on hold.
Note
During a three-way conference, you cannot use the “call waiting” service.