Underwater camera problems

[downed_Phly]

I've been searching online for a while, but I can't seem to find much information on problems with underwater cameras.

I bought mine from Cabelas a few years back - it's the "Cabelas Advanced Anglers Underwater viewing System." Anyway, it has worked great for 2 or 3 years. But my last day fishing last season, the screen just kind of turned into a thin little line. The monitor is only 5.5" when everything is working correctly, but now it's just a tiny little line. The camera still works - I can see that within that tiny little line, it IS showing what the camera is seeing, I just don't know why it turned into this:

Any thoughts?

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