Why the Screen is black

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iMac modèle A1419 / fin 2012 / 2.9 & 3.2 GHz Core i5 ou 3.4 GHz Core i7

Modèle A1419 / Fin 2012 / Processeur 2.9 & 3.2 GHz Core i5 ou 3.4 GHz Core i7, ID iMac13,2

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late 2012 Imac 27” screen black. after 1min 20sec. i get a grey column in the center with 2 blue vertical line in a center of the screen.

is this a faulty Graphic card or screen damage?

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Could you attach a photo?

Dan @danj Rep: 479,4k Self employed contract worker 35 329 971 · Answer 1 · 2020-05-05T18:51:40-07:00

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To figure this out you'll need to connect an external monitor to see if the image looks OK on it.

I’m suspecting you have a bad display, but your symptoms also could be a bad logic board.

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