FP520 Digital Two-way Radio Instruction Manual
15
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Regular: The radio provides audio and visual indication that it is in Emergency mode and can
receive the signal from others;
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Secret: No audio and visual indication. And the radio cannot receive the signal from others;
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Secret with voice to follow: No audio and visual indication. But the radio can receive the signal
from others.
Alarm Mode:
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Emergency Alarm: The radio sends out an emergency alarm, and then exits the emergency alarm
status automatically.
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Emergency Alarm w/ Call: An emergency alarm is sent, after while an emergency call can be
transmitted by pressing the PTT Button.
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Emergency Alarm w/ Voice to Follow: The radio sends out an emergency alarm, and then sends
out background tone periodically and automatically through emergency call.
Note:
Emergency Alarm: The radio sends out a signal to alert other member.
Emergency Call: A priority call on channel, so as to make sure the successful communication under
emergency condition.