
Sync Serial Port 83
SmartNode 4830 Getting Started Guide D • Port pin-outs
Sync Serial Port
V.35 Serial port
Table 20. V.35 Female DB-25 connector
V.35 Interface Pin-Out
Pin Signal
1 Frame Ground
2 TD-a
3 RD-a
4 RTS
5 CTS
6 DSR
7 Signal Ground
8 CD
9 RC-b
11 XTC-b
12 TC-b
14 TD-b
15 TC-a
16 RD-b
17 RC-a
18 LL
20 DTR
21 RL
24 XTC-a
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