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Mac Pro 2010 with upgraded hardware, did a VRAM reset, now black screen when booting it. *please help* : r/macpro
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How to Reset the SMC System Management Controller on a Macbook Pro Macbook and Macbook Air - YouTube
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That Time I Had to Reset My MacBook Pro's SMC to Slow Down the High-Speed, Whirring Fan – Juan Monroy
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