Toa VS-900 - Manual (Page 60)

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CHAPTER 3. CONVENIENT FUNCTIONS
Step 3. The conference is terminated when the originating station either replaces the handset or presses the
[C] key.
Stations other than the conference originating station can exit the conference by replacing the
handset or pressing the [C] key.
23.2.3. Operation details of 3-party conference
(1) When the called master station presses the [PTT] key to answer, the calling party's voice is heard from the
station speaker (handsfree voice reception mode). Lift the handset to talk.
(2) When the called master station or telephone is registered for Call Forwarding functions,
(a) the conference call is automatically forwarded if the designated receiving station is a master station or
telephone.
(b) the conference call is not automatically forwarded if the designated receiving station is an outside line
telephone.
(3) A trunk busy tone sounds at the calling station and the original two-party conversation is restored if the
conference trunk is occupied.
(4) When the called third party is busy, a busy tone is transmitted to the calling party and the calling party
must wait. As soon as the third party finishes its conversation, the calling party is automatically put through
to the third party. (Camp-On Busy mode)
(5) If the Call Back function is performed*
1
while attempting to call a third party, the call is canceled, and the
original conversation is restored*
2
.
* 1 By pressing the Transfer ([XFER]) key (or by pressing and releasing the telephone hook switch if the station
is a telephone).
*
2
Replacing the handset or pressing the [C] key during attempts to call a third party will terminate the original
conversation.
No. 90
or
C