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
2345
3
4
2
5
Red
Green
Yellow
Black
Transmit Pair
Receive Pair

Four-Wire Leased-Line Cable