Question about Sharp LC-20SH3U 20 in. EDTV-Ready LCD Television
Sounds like the back light is out, and the unit needs servicing. You can check this by shining a flashlight close to the surface, and if some image is seen, the the back light is the cause. Else the LCD driver is gone.
Posted on Aug 03, 2008
SOURCE: FLM-3201 will not turn on
You can download service manual here:
Look for bad capacitors, burnt parts in the power supply first.
Please post back what you find.
Posted on Nov 13, 2009
Testimonial: "On the mark about the bad capacitors!"
Power supply board is dead.Replaced the power supply board.Tries websites Shopjimmy.com,Ebay.com to buy a refurbish power supply board for the replacement.
Posted on Mar 18, 2010
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