has horizontal and vertical lines flickering and then screen starts rolling nothing is displayed tried cmd opt rp still not working help!
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1Since when has this occurred? Did you drop it...? – Tom E Nov 02 '17 at 13:31
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1It sounds like a physical problem with either your LCD or your GPU. The only way to diagnose this is to take it in. – Allan Nov 02 '17 at 13:48
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Your logic board needs to be replaced. It's a known hardware issue. – Nov 03 '17 at 00:28
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Run Apple Diagnostics to check if there are any issues, but these seems almost certainly like a hardware issue. Take your computer in and have it looked at by an Apple authorized service provider.
JMY1000
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