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Monday 9 April 2018 at 05:05
I took other readings,and had help when looking number and probe,to make sure of right readings.
U1 pin 8 = LOW pulses at (01)
U2 pin 7 = HIGH pulses at (01)
Looked at probe a couple of times to make sure of high and low readings, seems odd to me they are different, but they both do pulse at (01), I...
Source: http://pinside.com/pinball/forum/topic/silverballmania/page/3#post-4328447