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Monday 22 January 2018 at 13:23
Heres a helpful tip, when i installed a pin sound in my jurassic park, it kept making wonkey sounds. Long story short, turn your volume pot up a bit. Even though it was not all the way down it was close enough to keep reloading sounds. In fact turn it about half way up, and then it worked like a cha...
Source: http://pinside.com/pinball/forum/topic/jurassic-park-club/page/85#post-4188974