Based on where it's located, I would guess that it is some type of diagnostic or boot-up information add on... Could be a ticket counter add-on I suppose.
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Based on where it's located, I would guess that it is some type of diagnostic or boot-up information add on... Could be a ticket counter add-on I suppose.
Quoted from HHaase:I bet it eliminates the 2nd switches on those, since the wiring on his BK machine suggests this board somehow ties the special solenoid section into the switch matrix.
I was thinking more like an interrupt to stop a coil from burning up if the switches get stuck together... Like those Gottlieb Sol. expander boards from the early 80's.
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