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IGT S and S-plus Reel Games / Re: Installed new S+ MPU board now there is no sound.
« Last post by hornetgod13 on Yesterday at 04:12:19 PM »After doing a lot of switching around between different MPU boards and different game chips. I have in fact confirmed that the sound chip in U49 must be there for sound to work regardless of which game chip is used. I do, in fact, need a sound chip. I will shoot you an email RB.