Author Topic: Samsung PS50B530 picture turning on and off  (Read 7322 times)

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ProDave

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Samsung PS50B530 picture turning on and off
« on: March 13, 2016,12:47:22 »
Sasung PS50B530S2w

At start up, the picture comes on, then goes off (sound remains off)

It then cycles a few times like this. Screen comes on black baxkground (whole screen very slightly illuminated) picture comes on, screen goes  completely black.

Each time the picture stays on a little longer before it trips off, and after a few minutes it stays on.

I have not yet done any diagnostics, I thought I would ask here first if it's a common fault.

A bit more info.

If I select an AV input that has no source, the screen will come on and say "no signal" in the middle.  As soon as I turn on the AV source, the picture will come on then trip as above.

could it be a psu issue? Toom mich brightness on the screen somthing trips? over current? but is okay displaying a small low prightness "no signal" message?
« Last Edit: March 13, 2016,13:42:13 by ProDave »

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