difference between lm270wg1(sd)(f1) and lm270wg1(sd)(f2) lcd

Question

iMac Intel 27" EMC 2639

Model A1419 / Late 2013 / 3.2 & 3.4 GHz Core i5 or 3.5 GHz Core i7 Processor, ID iMac14,2

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or can I use another type, my screen is black but it is not the graphics module. (shining with a strong lamp I see the icons)

Thanks for any solution

So, i must replace the whole motherboard (

). Is there and layout of the connector (power)?

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是否

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Sadly, your logic board does need repairs. Replacing it would be anther option.

If you had opened the system to alter your drives and you encountered this afterwards I would also check the power cable.

Sadly, your logic board does need repairs. Replacing it would be anther option.

If you had opened the system to alter your drives and you encountered this afterwards I would also check the power cable. — Dan

Dan @danj 声誉积分: 479.4千 Self employed contract worker 35 329 971 · Answer 1 · 2019-10-14T11:53:03-07:00

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Then your backlight power logic is your problem not the display its self.

The logic around the power connector on the logic board.

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是否

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