SmartNode 4520 & 4110 Series User Manual
FXS port
The FXS ports use an RJ-11 connector with 6 positions. The midle two positions 3 and 4 are used according
to
table
13.
Note
Pins not listed are not used.
FXO port
The FXO ports use an RJ-11 connector with 6 positions. The midle two positions 3 and 4 are used according
to
table
14.
Note
Pins not listed are not used.
FXS port
Table 13. RJ-11 socket
Pin
Signal
3
Ring (-)
4
Tip (+)
Table 14. RJ-11 socket
Pin
Signal
3
Ring (-)
4
Tip (+)
D • Port pin-outs
73