An alert tone is a sound or group of sounds. Your radio uses alert tones to inform you of your radio's conditions. The following table
lists these tones and when they occur.
Time-Out Timer Warning
Talk Prohibit/PTT Inhibit
A Group of
Radio Self Test Fail
When radio fails its power-up self test.
When an unauthorized request is made.
Four seconds before time out.
No ACK Received
When radio fails to receive an acknowledgment.
When radio is in an individual call for greater than 6 seconds without any activity.
When the Time-Out Timer has expired.
(When PTT button is pressed) transmissions are not allowed.
Out of Range
(When PTT button is pressed) the radio is out of range of the system.
When radio is on an unpreprogrammed channel.
When system is busy.