Question about Sharp LC40LE820UN 40 in. LCD TV
Unplug it for an hour to let it reset itself, if still bad then it may be sensing short circuits in the power supply or in the backlight inverter circuits, it can be the main board also. You need to do some voltage checking first.
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:
Failed TV and Monitors: http://s807.photobucket.com/home/budm/allalbums
Capacitors kit: http://lcdalternatives.auctivacommerce.com/Default.aspx he can make you a set of caps.
Post back what you find inside.
Posted on Sep 30, 2010
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Posted on Jan 02, 2017
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