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Appendix A: Interfaces
K1297-G20 Monitor User Manual
A-43
X.21 Monitor Adapter Cable
X.21 Monitor Adapter Cable Interface
8
1
9
Table A–26: X.21 Monitor
Pin Assignment Pin Assignment
1 Cable shield (connected
with the connector hous-
ing)
9 B lead (IN)
2 T Tx data A (IN)
–––9
10 B lead (IN)
3 C Control A (IN)
–––10
11 B lead (IN)
4 R Rx data A (IN)
–––11
12 B lead (IN)
5 I indic. A (IN)
–––12
13 B lead (IN)