Sepura SC20 series, Руководство пользователя

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When a Silent Alarm call is made, the radio displays the Home screen with
the talkgroup associated with call. During the call you may navigate away
from the Home screen.
Live Microphone feature
Your radio may be customised with the Live Microphone feature. This feature
allows you to broadcast a call for assistance hands-free for a specified period
of time and without having to press the PTT button. The radio automatically
cycles between transmit and receive communication during a programmed
period of time (seconds). Live Microphone is cancelled when the time expires
or by pressing the PTT button.
Making an Alarm call
You can still make an Alarm call if the keypad is locked.
To make an Alarm call
1. Press and hold (2 seconds) the Emergency button; a confirmation beep
sounds.
2. Release the button and speak into the microphone.
During an Alarm call:
the microphone is ‘live’ for a programmed period (seconds) allowing you
to speak hands-free without pressing the PTT button (customisable)
the LED illuminates solid red
your radio sounds audible tones
a large emergency symbol appears on the screen
your identity and talkgroup appears on the display of those receiving the
Alarm call
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SC20 series – 04/2016