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Old 11-04-2019, 10:24 AM   #3
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Join Date: Nov 2015
City & State: BC
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Default Re: Samsung LN40B540P8F LCD Backlight Problems

That transformers on that board tend to burn up or fail. Normally there is a burnt spot on it. Deadly high voltages in the inverter section which is why it is covered.

Last edited by neilc6; 11-04-2019 at 10:31 AM..
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