If your TV is still under warranty, check with Vizio support for possible coverage or free repair options. Cause 3 ... or persistent lines that are unaffected by settings adjustments. In such cases, ...
-Good Sound Quality -Nice Picture Quality -External Hard-Disk Support(upto 1 TB) -All the major video file formats supported(avi,divx,mkv,mp4 etc.)except a few -Internet Support -SD Card Reader ...