Thanks for the tip. We just got a 50 inch Samsung 4k set.
i bought a samsung TV . It died in a few weeks after I bought it.
incredible
seems many others have had that problem as you can see with this google search and youtube link
https://www.google.com/#q=fix+samsung+tv+fuse+youtube
https://www.youtube.com/watch?v=hgcmWO7mqmo