Patton-electronic SmartNode 4830 Series Manual do Utilizador descarregar pdf (Página 84)

X.21 Serial Port 84

SmartNode 4830 Getting Started Guide D • Port pin-outs

X.21 Serial Port

FXS port

The FXS ports use an RJ-11 connector with 6 positions. The middle two positions, 3 and 4, are used according

to table 22.

Note Pins not listed are not used.

FXO port

The FXO ports use an RJ-11 connector with 6 positions. The middle two positions, 3 and 4, are used accord-

ing to table 23.

Note Pins not listed are not used.

Table 21. X.21 Female DB-15 connector

X.21 Interface Pin-Out

Pin Signal

1 Signal Ground

2 TD-d

3 Control-a

4 RD-a

5 Indication-a

6 Signal Element Timing (Clock) -a

8 DTE Common Return

9 TD-b

10 Control-b

11 RD-b

12 Indication-b

13 Signal Element Timing (Clock)-b

Table 22. RJ-11 socket

Pin Signal

3 Ring (-)

4 Tip (+)

Table 23. RJ-11 socket

Pin Signal

3 Ring (-)

4 Tip (+)

1 2 ... 79 80 81 82 83 84 85 86 87 88 89

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Patton-electronic SmartNode 4830 Series Manual do Utilizador Página 84