Motorola XPR 4580 ユーザーズマニュアル

NOTE: This is a trunking only feature.

The Emergency feature is used to indicate a critical situation. 
You are able to initiate an Emergency at any time on any screen 
display even when there is activity on the current channel.

Your radio supports the following Emergency modes:

Emergency Call

Emergency Alarm

Emergency Alarm with Call

Emergency Alarm with Voice to Follow

In addition, each mode has the following types:

Regular 

 Radio transmits an alarm signal and shows audio 

and/or visual indicators.

Silent 

 Radio transmits an alarm signal without any audio or 

visual indicators. There will be no response (call) from the 

target radio until you press the PTT button to initiate the call.

Silent with Voice – Radio transmits an alarm signal and is 
able to receive an incoming call, without any audio or visual 

indicators, until you press the PTT button to initiate, or 

respond to, the call.

Only ONE of the Emergency modes above can be assigned to 
the programmed Emergency button or the Emergency 
footswitch.

When receiving an Emergency Call, the first line of the 
display shows the alias or ID of the caller. The second line 
displays Emergency.

The red LED blinks and you hear a voice from the 
Emergency Call initiating radio.

If the voice channel is lost, the Emergency Call ends.

When receiving an Emergency Alarm, the first line of the 
display shows the alias or ID of the sender. The second line 
displays Alarm Rcvd.

A tone sounds and the red LED blinks.

Press 

R

 to clear the alarm indication.

OR
If no button is pressed, the alarm indication exits 
automatically after a short duration.

NAG_LACR.book  Page 27  Thursday, November 12, 2009  10:17 AM