Question about RCA L42WD22 42 in. LCD Television

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Tv turns on but no picture, has sound - RCA L42WD22 42 in. LCD Television

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My son dropped the TV off the stand and now the picture screen is distorted with crackling lines. Can the panel screen be replaced or repaired.

Posted on Aug 10, 2010

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You may have 24vdc power supply problem in the power supply module or the backlight inverter board/s are bad, those are the two areas you need to check.
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:
http://www.fixya.com/support/r5093881-lcd_flat_panel_tv_troubleshooting_guide

http://s807.photobucket.com/home/budm/allalbums

http://en.wikipedia.org/wiki/Capacitor_plague

Parts: www.shopjimmy.com
Capacitors kit: http://lcdalternatives.auctivacommerce.com/

Please post back what you find.

Posted on Jul 29, 2010

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