I've saved about 40 hours of non-HD programs on my 8300. Tonight, when I flipped on the TV, it says "No Shows Saved." If I try to record something new either directly from "live" programming or from the guide, I get an error message saying that I am out of storage. It gives me the option of pressing A to eliminate some shows to free up room -- if I do so, I then get the message that I haven't saved any shows. The box works fine as a cable converter. I'm a...