Tones
Table 18: Radio Tones
Tone Name Default Tone Diagram
Back to Coverage
Back to Full Service
0 100 200 300 400
2400
2100
1800
1000
900
600
400
200
[Hz]
[ms]
Clear-to-send
0 100 200 300 400
2400
2100
1800
1000
900
600
400
200
[Hz]
[ms]
Bad Key Pressed
0 100 200 300 400
2400
2100
1800
1000
900
600
400
200
[Hz]
[ms]
From Out-of-Service to In
Service
0 100 200 300 400
2400
2100
1800
1000
900
600
400
200
[Hz]
[ms]
In Emergency
0 100 200 300 400[ms]
2400
2100
1800
1000
900
600
400
200
[Hz]
Talk Permit
0 100 200 300 400[ms]
2400
2100
1800
1000
900
600
400
200
[Hz]
• Talk prohibit
• System busy
• Time-out timer expire
• Called radio not available
or busy
0 100 200 300 400[ms]
2400
2100
1800
1000
900
600
400
200
[Hz]
Call Disconnected or Failed
Due to Network
0 100 200 300 400 500[ms]
2400
2100
1800
1000
900
600
400
200
[Hz]
Toggling Betwen DMO and
TMO
0 100 200 300 400[ms]
2400
2100
1800
1000
900
600
400
200
[Hz]
Entering/Exiting Local Site
Trunking
0 100 200 300 400[ms]
2400
2100
1800
1000
900
600
400
200
[Hz]
Table continued…
82 | Man-Machine Interface
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