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Monday 27 November 2017 at 17:18
Just recently I started having a strange issue with my TZ. during gameplay, the optos on column 7 stop working. these are the auto-fire kicker ball detector optos, the load gumball ball detector optos, right ramp enter optos, and both top and bottom mini playfield exits optos. In addition, the 2 p...
Source: http://pinside.com/pinball/forum/topic/twilight-zone-switch-matrix-issues#post-4094122