(Topic ID: 281027)

Transformer help please.

By DGMartin

3 years ago



Topic Stats

  • 7 posts
  • 3 Pinsiders participating
  • Latest reply 3 years ago by DGMartin
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    sound power (resized).png
    sound power (resized).png
    williams transformer  (resized).png
    #1 3 years ago

    Does anyone have a wiring diagram or can point me to a diagram of the transformer used in the System 3/4 Williams games?

    #2 3 years ago

    did you download the manual from IPDB? should have the wiring setup on there. All the lugs not printed? I only have system 6A's.

    #3 3 years ago
    williams transformer  (resized).pngwilliams transformer (resized).png
    #4 3 years ago

    Thanks, that's exactly what I was after. Strange though, it says the gray wires are for logic yet mine go to the sound board.

    #5 3 years ago
    Quoted from DGMartin:

    Thanks, that's exactly what I was after. Strange though, it says the gray wires are for logic yet mine go to the sound board.

    The are the same connections that split off to the logic

    sound power (resized).pngsound power (resized).png
    #6 3 years ago
    sound power (resized).pngsound power (resized).png
    #7 3 years ago

    Yeah, I'm an idiot. The diagram was in the manual I printed out, and after closer inspection I saw that. I actually got the game to boot up and play for about 20 minutes until it quit again. I'm having a real issue finding the big cap for the power supply board, the 18000 mF 25V one. I also have no general illumination. Power is going through the fuse block, but nothing at the sockets. It's doing other crazy stuff too. It's actually fun figuring it all out.

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