outrun machine problem

[newlands1]

hi guy s

have a outrun machine was playing ok.got a powerdrift pcb changed the video and sound plug cause they r smaller on powerdfift.all i was geting was black and blue stripes moving up the screen.

so put every thing back the way it was ,and now outrun as no screen i can hear i playing.so i put my outrun turbo pcb in that is 100 percent working, yes and its doing the same no screen.

had can this b

 

[karlcdoe]

Hi,

Have you tried reading up on any of the information here regarding the looms here?

http://pcbiroiro.blogspot.co.uk/2012/03/one-of-my-favourite-games-and-that-of.html

I haven't put any of that in practice but assuming the information is accurate it does indicate some differences in the wiring.