GE MULTILINK 1601-9026-A3 - Manual (Page 18)

14 MULTILINK ETHERNET COMMUNICATIONS SWITCH – QUICKSTART GUIDE
QUICKSTART GUIDE
4.1.2 ML1200/ML800
Table 2: Pinout information for above connector
Pin Name Description Direction
1 RTX Request to Send OUT
3 TXD Transceiver Data OUT
4 GND Ground
5 GND Ground
6 RXD Receive Data IN
8 CTS Clear to Send IN