2012 Lance 950S with no power to the TV, antenna, or radio/CD player. Everything else works. All fuses seem to be good, although I am going to replace them tomorrow to be sure. I replaced the broken a...
Your problem was a cracked fuse link. As soon as you applied power, it created enough heat to break the connection (similar to how a Christmas light flasher bulb works).
I had rash of bad glass fuses at one point. They would separate inside at the metal end and give no indication that they failed. The circuits were fine, but the actual fuses were failing. I spent a frustrating month troubleshooting before I found the cause and the simple solution.