Overview: The FA422 Programming Cable has a 2 pin female connector at the transmitter end. Inovonics transmitters have 3 pins on them. The center pin on the transmitter is for Data and the 2 outer pins are ground. The 2 pin connector connects to the center pin and either of the outer pins on the transmitters when programming.
The programming cable for the FA422 receiver only has 2 pins at the transmitter end. How does the 2 pin connector connect to the 3 pin transmitter?
Connect the 2 pin connector to the center pin and either outer pin. Either way will work.