Hi all,
70" LED TV is Sharp LC-70LE650U.
Initial problem was horizontal lines and slow motion lurrs on the bottom left of the screen. So I removed both the left and right ribbon cables from the T-con board and tried to clean it with alcohol and when I put it back, this issue appeared. I tried carefully reinserting the ribbon bon cables but same thing. I checked the traces of the ribbon cables with magnifying glass and everything looks good. I cleaned the small jumper ribbon cable on the left side of the screen which cured the horizontal line and slow motion blurs...
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Sharp LC-70LE650U vertical black and red bars
Last edited by ninja_zx11; 07-07-2023, 11:31 PM.
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Need help to suppress interference in a power supply.
Hello friends, I just modified 110~220v 12V 100 amp JD200 server power supply(from dell poweredge6800) for my high current needs.I had to reroute the AC input from front of the supply to the back.Its working good but i am having strange problem.It works fine during the day but sometimes it shuts down and error led lights up (LED displays over voltage,under voltage,over current or fan error)during night(after ~7-8pm).
I am not an expert and could be 100% wrong but suspecting that interference in the power line is max at that time and because i rerouted the power cord and its very close to...
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