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...
I have found that Sony radios in autos work very reliably. To each their own though. I would consider replacement if you have to pull it and find issues in the radio (some people fix). I believe that brand has a negative reputation (I can't testify personally).