I have the problem without a sound bar
Model 3810X
Serial YH0076875676 (2130D7875676)
Software 10.5.0 build 4208-50
ID 76-023-882
Thanks for the post.
Can you please provide us with more information about the issue you are experiencing? Do you have any external audio devices in your home setup? What are the steps to reproduce the issue and what are you seeing on screen?
With more detailed information, we will be able to assist you further.
Thanks,
Danny