(Topic ID: 239703)

Help fixing Bally 83 lights

By Neo299

5 years ago



Topic Stats

  • 9 posts
  • 4 Pinsiders participating
  • Latest reply 5 years ago by MrBally
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    #1 5 years ago

    Does any one know how many volts I should be getting at j1 on aux lamp driver board? I’m only getting around 1.5. Seems low to me. Thanks

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    #2 5 years ago

    According to the Auxiliary lamp driver board schematic for Centaur, J1 pin 11 should be the 5 volts. J1, Pin 1 is a digital signal, AD1.

    Ground is J1 pins 13, 14, & 15, which is the same as TP2 on the aux lamp driver board.

    #3 5 years ago

    J1 11 pin is 5 volts. What I can’t understand is why do some lights work, some go out when I test or ground pin 1. Bad board? Can I not attach video here?

    #4 5 years ago
    Quoted from Neo299:

    J1 11 pin is 5 volts. What I can’t understand is why do some lights work, some go out when I test or ground pin 1. Bad board? Can I not attach video here?

    Upload video on YouTube and put link in your post. Boom, attached.

    #7 5 years ago

    What game is this?
    What do the lamps do in self test?
    If you ground the tab of a non munitioning lamp does it light up?

    #8 5 years ago

    It’s kings of steel. I had to buy a magnifying glass to find all the cold solder joints. I found 5. Now all but one light works. I do have another question, I’m getting a mild shock when I touch metal on the pin. Like under where the lock down plate is,and the metal on the side. The ground plug has been cut off. I’m just waiting on a new cord from pinball life. You think a new cord will fix this? Thanks

    #9 5 years ago
    Quoted from Neo299:

    You think a new cord will fix this? Thanks

    Yes. As a quick test run a piece of wire from the ground braid on the machine to the ground braid on the machine next to it. Or to the plate screw on the wall outlet.

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