Motorola APX 4000 2 Interactive End User Toolkit page 39

APX 4000 (2 KNOBS)
 Emergency Operation
Sending an 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.
The display shows no changes, the LED does not light up,
and you hear no tones.
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.
ADVANCED FEATURES
Volume Knob
SCAN
Push-to-Talk
(PTT) Button
NUISNACE DELETE
LIGHT
39
EMERGENCY
BUTTON
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