Question about Hitachi 50V720 Television
Unfortunely the optics engine is faulty, one of the small LCD inside the light engine is coming apart. The only fix for this problem is to replace the optics engine, most call it Light Engine. You can get one fairely cheap from this site. COM">WWW.TRISTATEMODULE>COM . They sell optics engines new or rebuilded ones.. They will even repair yours..
Posted on Nov 10, 2010
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Posted on Jan 02, 2017
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Basic LCD monitor and TV troubleshooting guide:
Failed TV and Monitors pictures: http://s807.photobucket.com/albums/yy352/budm/
Learn about bad caps: http://en.wikipedia.org/wiki/Capacitor_plague
Capacitors kit: http://lcdalternatives.auctivacommerce.com/ he can make you a set of caps for you.
Or www.digikey.com just make sure to use caps with low ESR, 105c, high ripple current, long life rating such as PANASONIC FM or FC series.
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