SPECIAL FEATURES
47
English
Sending a Silent Emergency Alarm
Canceling an Emergency Alarm
The alarm can also be canceled (without sounding the
emergency-exit tone) by:
• pressing the PTT switch (see following note),
• turning the radio off, or
• receiving an acknowledge from the dispatcher.
Note: Pressing the PTT switch while the radio is in
emergency alarm operation places the radio
in emergency call operation if emergency call
is enabled.
Sending an Emergency Call
Note: The mode you use during an emergency is
controlled by whether your radio is
programmed for tactical or non-tactical
operation. If tactical, you will talk to the mode
you selected before entering emergency call;
if non-tactical, you will talk to a
preprogrammed emergency mode.
1 In radios with the silent emergency alarm
option enabled, pressing the emergency
button sends an emergency signal to the
dispatcher.
2 During the emergency alarm procedure: the
LED will not light, tones will not sound, and the
display will not change.
3 The audio is muted (turned off), and remains
so until you exit the emergency state.
1 Press the emergency button for more than 1
1
/
2
seconds (programmable by the CPS).
2 A medium-pitched emergency-exit tone
sounds until the button is released and the
radio returns to normal operation.
1 Press the emergency
button.
Alternates between
and
2 A short, medium-pitched emergency tone
sounds.
3 Press the PTT switch requesting a priority
mode assignment in the trunked system.
4 While the radio is in emergency call operation,
it operates in the usual dispatch manner.
EMERGENCY
PLANT POLICE
20L01-A_PR_UG_MTX4500.book Page 47 Friday, April 13, 2007 2:47 PM
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