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Wednesday 8 November 2017 at 01:13
Quoted from Bruce092873:I may be mistaken in my understanding of a switch Matrix, but I thought the main power going into a switch comes from the column and is spread out amongst the rows. When I disconnected the column harness from the board but left the row harness plugged in, I was still getting ...
Source: http://pinside.com/pinball/forum/topic/ground-short-issue#post-4062718