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Apple Computing Products:
macOS - Operating System
How to determine cause of iMac "blacking out"?
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<blockquote data-quote="dtravis7" data-source="post: 1665780" data-attributes="member: 8287"><p>Really fast, my late 2007 was doing that. What solved it in MY case was a PMU reset. Never did it again after that.</p><p></p><p>PMU=Power Management Unit. There are pages that tell how to reset the PMU on your machine. Will try and find one.</p></blockquote><p></p>
[QUOTE="dtravis7, post: 1665780, member: 8287"] Really fast, my late 2007 was doing that. What solved it in MY case was a PMU reset. Never did it again after that. PMU=Power Management Unit. There are pages that tell how to reset the PMU on your machine. Will try and find one. [/QUOTE]
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Apple Computing Products:
macOS - Operating System
How to determine cause of iMac "blacking out"?
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