Advanced Features
English
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2 Listen for a transmission. Adjust the Volume Control Knob if 
necessary.
3 Press and hold the preprogrammed Volume Set button to 
hear the volume set tone. Adjust the Volume Control knob if 
necessary. Release the Volume Set button.
OR
At the desired Fireground zone and channel, press the 
preprogrammed Monitor button and listen for activity. Adjust 
the Volume Control knob if necessary.
OR
 If your radio is working in Fireground Zone Channel, 
proceed to next step.
4 Press and hold the PTT button to transmit. The LED lights 
up solid RED while transmitting. Talk into the microphone 
clearly if needed.
5 Release the PTT button to receive. You hear a Transmit End 
Tone. 
Responding to Evacuation Indicator
When Incident Commander triggers Evacuation signal from his 
command terminal, the RF Modem updates everyone in the 
Fireground Communication System with the order to evacuate 
the incident site. 
Procedure:
1 Your radio sounds the Evacuation Tone at the profile’s 
maximum alert tone volume level. The display shows 
EVACUATE.
2 Moving the volume knob to adjust the volume of the 
Evacuation Tone from full volume.
OR
Perform any action on the radio other than volume 
adjustments to cancel the evacuation indications and update 
the command terminal.
OR
If preprogrammed with Manual Acknowledgement of 
Evacuation Command, press the PTT button shall cancel 
the indications and acknowledge the command terminal.