Roamio channels missing, pixelization, tuning adapter issues

My Roamio has been rock solid for almost a year and a half, but all of a sudden I'm having issues. For a couple of weeks, recordings would have infrequent artifacts but nothing too annoying. On Sunday, while watching QVC, artifacts in live TV, along with audio dropouts made television viewing unwatchable. After checking and replacing cables, rebooting the Tivo, removing a splitter I had installed between the wall and the tuning adapter. I started to research the problem on line. I looked at...

Roamio channels missing, pixelization, tuning adapter issues

Roamio channels missing, pixelization, tuning adapter issues