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luma is gone
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03-18-2013, 11:37 AM
old_coot88
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Join Date: Sep 2009
Posts: 2,566
Gently rap the neck of the CRT and see if the luma flickers in and out. An H-K short in the jug can kill the luma, leaving chroma unaffected, since chroma goes in on the grids. Also a dirty service switch (if the set has one) can kill luma.
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