Question about RCA L42WD22 42 in. LCD Television
You may have failing 24vdc power supply or dying backlight inverter board, you need to check the 24vdc after the screen black out, or look at the sreen in the darkened room to see any glow from the screen, which in that case the problem can be in the T-CON or the main logic board.
If you are going to DIY and have proper tools, electronics knowledge, and know safety precaution then please read on:
Please see my basic troubleshooting guide here:
Capacitors kit: http://lcdalternatives.auctivacommerce.com/Default.aspx
Please post back what you find.
Posted on Jul 30, 2010
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Posted on Jan 02, 2017
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