Manual Interlock-IP – User guide
Page 13
Annex II – Connection for Yaesu FTDX101D/MP
This Yaesu model uses a DB15 female connector.
The pins that are going to be used on this DB15 connector are as follows:
Pin1
+13.5V (pullup)
Pin2
TX Ground
Pin3
Gnd
Pin8
TX Inhibit