Radio Check

Allows the radio to decode and automatically respond to a Radio Check. Radio Checks allow a dispatcher to check the state of the radio (turned on or off), as long as the radio is within the range of the system. This feature applies for the current Conventional System.

(When the System Type field is set to "DVRS" or "MDC")

Or

(When the System Type field is set to "ASTRO", and

when the Remote Site Interface System field is disabled.)