Re: Sharp Aquos LED LC-70LE857U No Picture Help



Wow! That's a long thread! After I verify my 12V, I'll dive in to this and see if any of the drivers have released the magic smoke. I was really hoping I would not have to pull this thing apart!...

Re: Sharp Aquos LED LC-70LE857U No Picture Help



Thanks for the reply - just so I'm clear then, I need to measure between pins 2 and 3 on the KIA378Rxx LDO and check for 12V? This drives the T-CON board....

Hi All -
A guy I know gave me this 70" Sharp LED Aquos LC-70LE857U. It has no picture, sound, or backlight and has two slow and five fast blinks of the little light on power up. As far as I know, I am third person to attempt fixing this set. Previously, the power supply and main board have been replaced. From researching, I have learned that it could be a bad panel display, T-Con board, LED boards, or could still be a bad supply or main board.

Let's assume for starters that the supply and main board are okay.

After reading some threads on this site, I...

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Re: New Members - please post your introductions here

Just saying hello.