HT201177: Get help with video issues on external displays connected to your Mac

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Q: Hi, my Mac desktop starts as I can hear it, but the screen is blank, any ideas?

Hi, my Mac starts up and is running as I can hear it, but the screen is blank. Any ideas?

iMac

Posted on Feb 20, 2014 5:17 AM

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Q: Hi, my Mac desktop starts as I can hear it, but the screen is blank, any ideas?

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