Connector for radar signal is a 4 pin Amp Lock ring and is located near the in-cab power outlets.
Agtron adapter cable. Plug into the Amp connector on the tractor with the mating connector on the cable. Plug into the monitor with the 9 pin DSUB connector on the other end of the cable. Program channel 1 in the ART monitor to be a Speed Sensor. Calibrate Speed Sensor as written in the monitor manual.