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Friday 4 May 2018 at 02:17
Quoted from jawjaw:I had the same problem with my pro a while back. It was just a flaky opto that was triggering on vibrations. Only had to replace the one bad opto. Try tapping the ramps and playfield. See if that triggers one of the optos.
ok, I'll definitely recheck it. Do you remember which ...
Source: http://pinside.com/pinball/forum/topic/startrek-stern-issue-467-warp-ramps-wtf#post-4378237