Having the same issue with my Samsung UN65NU800D and a Samsung HW-MM55C soundbar. I get this choppy sound every so often and it's annoying. Had the TV for about 1 month before getting the soundbar for xmas and never had the choppy sound. So it has something to do with the soundbar being connected. I've tried both the optical cable and now the HDMI and experienced the choppy sound with both set ups. I already threw out the box for the surround sound so what can I do?
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