ADTRAN 1200103L2, Руководство пользователя

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Appendix C. Signaling States
61200.103L2-1 FXO+ Dual Voice Option Module User Manual
31
Table C-C
DPT Mode
FXS+ FXO+
2W OUTPUT RX A RX B TX A TXB 2W Output
Outgoing call from 2W port
Loop Open
Loop Closed
Loop Open
Loop Open 0/1
Loop Closed
0
1
1
1
X
X
X
X
X
0
0
1
0
1
0 Normal battery (idle)
0 Normal battery
1 Reverse battery (wink)
0 Normal battery
1 Reverse battery (answer)
The A and B signal bit states on the DS-1 signal are as
follows:
0 = logic 0 is the DS-1 stream
1 = logic 1 is the DS-1 stream
X = value is not significant
Loop Open = telephone on-hook
Loop Closed = telephone off-hook