The back controler has varable dc accessories ac or fixeddc witch do i use?rambo1.....
I don't understand through the controller but I think i did wire it right but it stil don't work right there is power in the box the light is on but the horrn and bell don't work ? rambo1.....
I think you may be confused. It is to control sound equipped engines and is not a stand alone sound system. The feed from the power pack goes through the "controller" to the track so it is pretty hard to hook it up wrong.