Call Services
Owner’s Manual
20
8.1.3 Telephone Call
The telephone call is a full-duplex individual call with Hook signaling. To initiate the call, follow the steps
below.
Initiating a Telephone Call
Step 1 Select a gateway.
In the home screen, press the Back key or Options/P3 key to enter the “PSTN GATE” or
“PABX GATE” submenu. Select an appropriate gateway, and press Function/P1 key or OK key
to confirm.
Step 2 Input a telephone number.
Return to the home screen by pressing
. Input a PABX or PSTN number, which is
composed of a prefix (specified by the gateway, please contact the system administrator) and
the telephone number of the target contact.
Step 3 Select a call type.
Select “PABX” or “PSTN” through the OK key with the screen-icon
.
Step 4 Press to initiate the call.
To answer or hang up/reject the call; see the “Individual Call” in “TMO”.
8.1.4 Emergency Call
Initiating an Emergency Call
Press the Emergency key and you can initiate an emergency call to the predefined contact. Any
individual contact, group contact, default group, PSTN or PABX contact can be predefined as the
emergency contact.
There are two levels for emergency call: emergency priority and pre-emptive priority 3, which can be
programmed by your dealer. The emergency priority is endowed with the higher privilege; thus a call with
such priority can break any other call with pre-emptive priority 3, as well as calls with lower priorities.
Answering an Emergency Call
The emergency call is always received automatically. During an emergency call, the initiating party can
talk with no need to use any key. If another member needs to talk, he/she should hold down PTT only
after the talking party stops talking and releases its PTT.
Hanging up an Emergency Call
See the corresponding part of “Individual call” or “Group call” in accordance with the call type of the
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