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Chuck,

The regular power connect black wire is not making contact with the pin or wire is cut.
Try a direct wire from PS to the ground point on the board!

Raj

With regular PWR connected and PA PWR connected there is RX.

With regular PWR connected and PA PWR disconnect there is no RX

Chuck AC7QN

?

Thanks Raj,

Rig relays are working. ?Both PWR and display had bad ground while PA PWR had good ground.

Chuck