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Apple Computing Products:
macOS - Notebook Hardware
Blinking screen on start-up!
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<blockquote data-quote="Soulwar" data-source="post: 652971" data-attributes="member: 46986"><p>I would try these, in this order.</p><p></p><p><a href="http://docs.info.apple.com/article.html?artnum=2238" target="_blank">Resetting your Mac's PRAM and NVRAM</a></p><p></p><p><a href="http://docs.info.apple.com/article.html?artnum=14449" target="_blank">Resetting PowerBook and iBook Power Management Unit (PMU)</a></p><p></p><p><a href="http://docs.info.apple.com/article.html?artnum=106214" target="_blank">Resolve startup issues and perform disk maintenance with Disk Utility and fsck</a></p><p></p><p>The <a href="http://www.thexlab.com/faqs/aht.html" target="_blank">Apple Hardware test.</a></p><p> And if it is the logic board or graphics card, this should let you know.</p><p></p><p>If you need the AHT.</p><p><a href="http://www.info.apple.com/support/aht.html" target="_blank">http://www.info.apple.com/support/aht.html</a></p></blockquote><p></p>
[QUOTE="Soulwar, post: 652971, member: 46986"] I would try these, in this order. [URL="http://docs.info.apple.com/article.html?artnum=2238"]Resetting your Mac's PRAM and NVRAM[/URL] [URL="http://docs.info.apple.com/article.html?artnum=14449"]Resetting PowerBook and iBook Power Management Unit (PMU)[/URL] [URL="http://docs.info.apple.com/article.html?artnum=106214"]Resolve startup issues and perform disk maintenance with Disk Utility and fsck[/URL] The [URL="http://www.thexlab.com/faqs/aht.html"]Apple Hardware test.[/URL] And if it is the logic board or graphics card, this should let you know. If you need the AHT. [URL]http://www.info.apple.com/support/aht.html[/URL] [/QUOTE]
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Apple Computing Products:
macOS - Notebook Hardware
Blinking screen on start-up!
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