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MN003441A01-AP
Chapter 7 : Advanced Features
7.10.10
Sending An Emergency Alarm and Call with Hot Mic
This feature allows you to send an Emergency Alarm and Call with hot mic to a group of radios.
When and where to use: Your radio must be programmed for this type of operation.
When indirect PTT such as Hot Mic is activated, the audio transmission can be configured in CPS
to route the audio to the radio internal microphone, wired RSM microphone, or Bluetooth wireless
microphone.
Follow the procedure to send Emergency Alarms and Call with hot mic on your radio.
Procedure:
1 Press the preprogrammed Emergency button.
If successful, the display shows Emergency on the current zone and channel. A tone sounds
and the LED blinks red momentarily.
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 that the selected channel does not support emergency
and rejects to launch emergency mode.
2 The microphone remains active for the hot mic time specified in your radio's codeplug
programming.
3 To exit Emergency Call, press and hold the preprogrammed Emergency button.
Turning off the radio also cancels the emergency state.
7.10.11
Sending a Silent Emergency Alarm
When and where to use: This feature allows you to send an Emergency Alarm to the system without
triggering any audio or visual indicators.
Procedure:
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 Perform one of the following actions:
•
Press and hold the preprogrammed Emergency button for about a second to exit the Silent
Emergency Alarm mode.
•
Press and release the PTT button to exit the Silent Emergency Alarm mode and enter regular
dispatch or Emergency Call mode.
7.11
Fireground
The portable Fireground Communications System is designed for deployment at an incident scene.
72
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