Multi-Tech Systems PN S000408C - Manual (Page 52)

Appendix D – Pin Descriptions
Multi-Tech Systems, Inc. MT5600BA-V92 User Guide 52
RS-232 Cable Pinouts
25-Pin to 25-Pin RS-232 Cable
9-Pin to 25-Pin RS-232 Cable
Leased Line Pinouts
Two-Wire Leased-Line Cable
RJ-11
Modular Plug
To Terminal
Block Screws
2 3 4 5
3
4
2
5
Red
Green
Yellow
Black
Transmit Pair
Receive Pair
Four-Wire Leased-Line Cable