After I upgraded to an SSD on my iMac I no longer get any video.

After upgrading my iMac 2019 21.5 to a SSD I no longer get video. I used the fix it directions. The computer had a 1TB drive. I am going to try hooking it up to an external monitor to see if I get any video.

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Does an external display work?

Also if you place a flashlight directly on the screen at a sharp angle are you able to see the faint image of your desktop and its icons?

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no image using a flashlight.

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Does an external monitor work? Plugging in a mDP or TB connection.

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