Appendix
A
Tones
Table 23: Radio Tones
Tone Name
Back to Coverage
Back to Full Service
Clear-to-send
Bad Key Pressed
From Out-of-Service to In
Service
In Emergency
Talk Permit
•
Talk prohibit
•
System busy
•
Time-out timer expire
•
Called radio not available
or busy
Call Disconnected or Failed
Due to Network
Default Tone Diagram
[Hz]
2400
2100
1800
1000
900
600
400
200
0
100
200
[Hz]
2400
2100
1800
1000
900
600
400
200
0
100
200
[Hz]
2400
2100
1800
1000
900
600
400
200
0
100
200
[Hz]
2400
2100
1800
1000
900
600
400
200
0
100
200
[Hz]
2400
2100
1800
1000
900
600
400
200
0
100
200
[Hz]
2400
2100
1800
1000
900
600
400
200
0
100
200
[Hz]
2400
2100
1800
1000
900
600
400
200
0
100
200
[Hz]
2400
2100
1800
1000
900
600
400
200
0
100
200
300
400
[ms]
300
400
[ms]
300
400
[ms]
300
400
[ms]
300
400[ms]
300
400[ms]
300
400[ms]
300
400
500[ms]
Table continued...
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