I have a Pod Pro with the following problem, when I turn on the unit, on the two digit numeric display, the leters, "Pod Pro" Appear in sequences one after the other, but it stays in the "o", the last letter of "Pod Pro" name, and the front panel controls do not respond, None of the buttons work, it freezes, other times when i turn it on, the process runs again but this time when display the last leter, the "o", it stay a second and then restarts, the process begins again, stays in a loop, who's been through the same problem and I solved it., please help.