Identifying S
tatus Indicators
English
26
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.
APX_3000_M1.book Page 26 Thursday, November 7, 2013 4:48 PM