Samsung QN50Q80AAFXZA E-Manual page 213

Check whether the signal strength is too weak or not.
If the same problem continues, a software update or factory reset may be required.
Related menu path
Settings Sound
Settings Support
Settings Sound
Settings Support
Settings Support
Settings General
Signal Information
Sound Output
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Device Care Self Diagnosis
Expert Settings Reset Sound
Device Care Self Diagnosis
Software Update
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Reset
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Update now
Sound Test
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Signal Information
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