Identifying Status Indicators
English
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Alert Tones†
An alert tone is a sound or group of sounds. Your radio uses alert tones to inform you of your radio’s condition. The following table lists
these tones and when they occur. You can hear them using the Mission Critical Wireless Bluetooth headset or GCAI DRSM.
You Hear Tone Name Heard
Short,
Low-Pitched
Tone
Radio Self Test Fail When radio fails its power-up self test.
Reject When an unauthorized request is made.
Time-Out Timer Warning Four seconds before time out.
No ACK Received When radio fails to receive an acknowledgment.
Man Down Entry When radio initiates Man Down mode.
Long,
Low-Pitched
Tone
Time-Out Timer
Timed Out
After time out.
Talk Prohibit/PTT Inhibit When PTT button is pressed, transmissions are not allowed.
Out of Range When PTT button is pressed, radio is out of range of the system.
Invalid Mode When radio is on an unpreprogrammed channel.
A Group of
Low-Pitched
Tones
Busy When the system is busy.
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