APX 6500 O5 CH 
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 Intelligent Lighting Indicators 
IDENTIFYING STATUS INDICATORS 
This feature temporary changes the radio’s display backlight color and the alert text background color to help signal that a radio 
event has occurred. 
 
Note: This feature must be preprogrammed by a qualified radio technician. 
Backlight and Bar Color  Notification  When 
Orange  Emergency Alerts  The radio initiates an emergency alarm or call. 
The radio receives an emergency alarm or call. 
Red  Critical Alerts  The radio is out of range. 
The radio enters fail-soft mode. 
The radio is unable to establish a full connection with the system. 
The radio is unable to authenticate or register with the system. 
Green  Call Alerts  The radio receives a private call. 
The radio receives a phone call. 
The radio receives a call alert. 
The radio receives a selective call.