Hopefully just a power issue? Our in dash magnadyne is completely dead. No light! Wiring diagram shows a "constant" and a "switched" 12 volt power. I checked both fuses (one in the front run bay, sec...
You have a Monaco...Mine has two radio switches and when you flip them..they work like a 3 way...the radio shows dead but holds the time..did you find and check these switches...mine has one in the dash and one in the bedroom on one of the bed sides..if one of these switches is bad or something loose, could be that's cutting it off..check those switches.they say radio on them.