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  #14  
Old 07-31-2020, 09:07 PM
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JohnCT JohnCT is offline
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Join Date: Jan 2020
Posts: 749
Quote:
Originally Posted by MRX37 View Post
I would like a CRT tester to verify just how good the CRT really is... but what I do know is all 3 drives were set at max before I got the set, and I need all 3 bias controls set to max or near max. (The green seems to be the strongest gun)

With the contrast and drive controls maxed out, the grayscale is acceptable. I will try tweaking that contrast pot, see if it helps.

I made a video on this set. You can see it in the thread here:

http://www.videokarma.org/showthread...97#post3226397

It's possible a ham and egger screwed with the controls. There is a way to put that TV in the service mode to get the line for setting up the biases. They should not be near 100 percent. At least one drive should be.

I probably tossed the field service training manuals but I'll check tomorrow morning when I get to work.


John
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