Bobby Orr's Power Play
Bally, 1978You're currently viewing posts by Pinsider pinball_faz.
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I'm not much for the electronics but I do look at data patterns all day.
Perhaps if you list what switch triggers what solenoid it would help diagnose.
I had a similar issue way back. I found a snippet in Clay's guides that might help: (much electronics prattle)
https://pinside.com/pinball/forum/topic/tech-bally-star-trek-coil-mayhem
My solution was just to reseat J4 but you're way past that.
faz
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