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12
The tones at analog line of the Blue Gate
Dial tone
– tone of public line + short tone
at the end
Blue Gate is ready accept of dial
Busy tone
– repeated short tone
Called number is busy, dont exist, not
permitted or service is refused
Ringing tone
– long tone and space
repeatedly
Called number is ringed
Waiting tone
– short tone with speed
frequency
Blue Gate wait for password inserting
Programming
– short tone with speeder
frequency Programming mode of Blue
Gate features
Confirming request
– 3 short tones
Request for programmed feature
confirming
Confirming tone
– one long tone
Accept and confirmed setting of feature
Dial ringing tone
- Dial tone combinated
with 4 short tones
Blue Gate warned for incoming call to
already picked up line. The dial is
ignorated in this case. After hanged up
Blue gate is ringing.
Minute tone
– short tone each minute
Blue Gate noticed at call duration