Sending A Silent Emergency Alarm - Motorola APX 4500Li User Manual

Apx two-way radios, apx mobile o2 control head
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The radio exits Emergency Alarm and enters the
Emergency Call state when one of the following
scenarios occur:
You receive the dispatcher acknowledgment. The
display shows Ack received.
You receive no acknowledgment. The display
shows No acknowledge.
If unsuccessful, a tone sounds to indicate the
selected channel does not support emergency and
rejects to launch emergency mode.
2 Hold the radio vertically 1 to 2 inches (2.5 to 5.0 cm)
from your mouth.
3 The microphone remains active for the hot mic time
specified in your radio's codeplug programming.
4 To exit Emergency Call, press and hold the
preprogrammed Emergency button.
Turning off the radio also cancels the emergency
state.

Sending a Silent Emergency Alarm

This feature allows you to send an Emergency Alarm to the
system without triggering any audio or visual indicators.
This activated microphone state is also known as "hot mic".
NOTICE:
If you press the PTT button during hot mic, and
continue to press it after the hot mic duration
expires, the radio continues to transmit until you
release the PTT button.
1 Press the preprogrammed Emergency button.
The display shows no changes, the LED does not
light up, and you hear no tones. The silent
emergency state continues until you perform the
next step.
2 Press and hold the emergency button until a tone
sounds to exit the silent alarm mode.
If silent emergency alarm is used with emergency
call, pressing the PTT button exits the silent mode
and initiates the emergency call.
English
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