User's Manual

10
General Radio Operation
Alert Tones
Your radio uses alert tones to inform you of radio conditions.
Table 6: Alert Tones
You hear: Tone Name Heard:
Short,
Low-Pitched
Tone
Invalid Button-
Press
when the wrong key is pressed.
Radio Self-Test
Failed
when the radio fails the power-up
self test.
No ACK Received when the radio does not receive
an acknowledgment.
Reject when an unauthorized request is
made.
Time-Out Timer
Warning
four seconds before time out.
Long,
Low-Pitched
Tone
Time-Out Timer
Timed Out
after time out.
Talk Prohibit/
PTT Inhibit
when the PTT button is pressed,
and transmissions are
prevented.
Out-of-Range when the PTT button is pressed,
but the radio is out of range of
the system.
Invalid Mode when the radio is set to an
unprogrammed channel.
Individual Call
Warning Tone
when the radio is in Individual
Call without any activity for more
than 6 seconds.
A Group of
Low-Pitched
Tones (Busy
Tone )
Busy when the system is busy.