Advanced Features
English
68
5
Press and hold the
PTT
button. Speak clearly into the
microphone.
6
Release the
PTT
button to end the transmission and wait for
a response from the dispatcher.
7
Press and hold the preprogrammed
Emergency
button for
about a second to exit the Emergency Call mode.
Sending a Silent Emergency Alarm
This feature allows you to send an Emergency Alarm to another
radio without any audio or visual indicators.
Procedure:
1
Press the preprogrammed
Emergency
button.
2
The display shows no changes, the LED does not light up,
and you hear no tones.
3
The silent emergency state continues until you:
Press and hold the preprogrammed
Emergency
button for
about a second to exit the Silent Emergency Alarm mode.
OR
Press and release the
PTT
button to exit the Silent
Emergency Alarm mode and enter regular dispatch or
Emergency Call mode.
Note:
For
ALL
Emergency signals, when changing channels:
•
If the new channel is also preprogrammed for
Emergency, you can change channels while in
Emergency operation. The emergency alarm or call
continues on the new channel.
•
If the new channel is
NOT
preprogrammed for
Emergency, the display shows
No emergency
, and
you hear an invalid tone until you exit the Emergency
state or change to a channel preprogrammed for
Emergency.
Using the Emergency Keep-Alive Feature
This feature, when enabled, prevents the radio from being
turned off via the
MFK
when the radio is in the Emergency
state.
Note:
The radio only exits the Emergency state using one of
the ways mentioned in the previous sections.
See
Sending an Emergency Alarm
on page 66,
Sending an Emergency Call (Trunking Only)
on
page 67,
Sending an Emergency Alarm with
Emergency Call
on page 67, or
Sending a Silent
Emergency Alarm
on page 68.
APX_4000_M3.book Page 68 Friday, May 31, 2013 12:41 PM
