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Apple Computing Products:
macOS - Desktop Hardware
iMac Black Screen On Bootup
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<blockquote data-quote="chscag" data-source="post: 1565851" data-attributes="member: 46727"><p>Do you have a spare monitor or TV you can hook up to your iMac? That would tell us if there's a problem with the iMac display, backlight, or graphics card. Try using a flashlight and shine it directly on the iMac display to determine if there is any video present.</p></blockquote><p></p>
[QUOTE="chscag, post: 1565851, member: 46727"] Do you have a spare monitor or TV you can hook up to your iMac? That would tell us if there's a problem with the iMac display, backlight, or graphics card. Try using a flashlight and shine it directly on the iMac display to determine if there is any video present. [/QUOTE]
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Apple Computing Products:
macOS - Desktop Hardware
iMac Black Screen On Bootup
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