Toa VS-900 - Manual (Page 20)

2-4
CHAPTER 2. BASIC OPERATION OF MASTER STATION
2.3. Being Called
Step 1. A trill call tone is heard.
Step 2. Lifting the handset stops the call tone and permits
conversation to proceed. (A response can also be
made by pressing the [PTT] key for handsfree
conversation.)
[Response with the [PTT] key]
(1) Simultaneous conversation is possible if the
calling party is speaking with the master
station handset lifted.
(2) "Press-to-talk" alternate conversation is
possible if the calling party is speaking with
the master station handset on-hook.
Refer to "2.4. Conversation Method."
Step 3. To terminate the conversation, replace the
handset or press the [C] key.
Call tone
or
PTT
or
C