There are four wires, 2 of them go to F1N & 2 of them go to F1P to the right front and also there are 2 connections that have a F2N & F2(either D or P) but have nothing on them.
Santa Fe All The Way
I have a SP Athearn Genesis installed DH163P Digitrax decoder, but cannot get the gyralight on top of the cab to function. Light operates on DC analog. Is this something I need to hard wire? Decoder harnass has a green & violet wire. Any help will be greatly appreciated.