Quick Start Guide

Individual calls
Individual calls (point-to-point) are private calls between you and one
other person. You can make individual calls in two modes:
individual calls (half-duplex mode)—where only one person can talk
at a time using the PTT button.
individual ‘phone’ calls (full-duplex mode)—where both parties can
talk simultaneously.
Making individual calls (half-duplex mode)
Calling a contact:
1. Select Menu > Phone > Contacts to open the contacts menu.
2. Navigate to a contacts folder (such as the All folder) and select your
contact. Press the Open context key, then choose the phone number.
3.
Press the PTT button to initiate the call (or press Options, select Dial
then press Select.
4. To speak, press the PTT button; release the PTT button to listen.
5. To end the call, press the Clear context key or the Cancel/Home key.
Calling by dialling:
1. From the Home Screen, dial the number of the person you are calling.
2.
Press the PTT button to initiate the call (or press the Call context key).
3. To speak press the PTT button; release the PTT button to listen to the
other radio users.
4. To end the call, press the Clear context key.
Receiving individual calls (half-duplex)
1. Press the PTT button to answer the call or the Clear context key to
reject the call.
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SC21 Series – 10/2017