1992 Radio Display flashing

[cdarthvader]

The radio display backlight on my 1992 ultra is flashing off and on. My CB radio is also flashing off and on as well as my volume for radio will go down, but will not go up. I've checked all the grounds I can find. It is getting power. I'm at a loss.

 

[HDDon]

What I know about electronics and radios you could put in a thimble. Here are some folks that should be able to help you:http://www.biketronics.com/