Quote:
Originally Posted by Electronic M
Heat can fix them to I have a Zenith that had no video and almost no sound. Unsoldering and resoldering the detector diode fixed it.
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Things can also sometimes get fixed by installing the diode correctly

. I did a bit of adjustment of the vertical tonight. After only 10 minutes or so of adjustment along with the the diode being correctly installed

has given much better results. I'll put some more time in tomorrow on the vertical adjustment to see if I can tweak it in better.
http://www.youtube.com/watch?v=KsvPeGGhkpE