HT201624: Vintage and obsolete products
Learn about Vintage and obsolete products
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Helpful answers
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Feb 12, 2016 3:20 AM in response to mauipromoby Mike Sombrio,Without any more information than that all I can suggest is to read this About the screens you see when your Mac starts up - Apple Support
And maybe this Resolve startup issues and perform disk maintenance with Disk Utility and fsck - Apple Support
Try resetting the SMC Resetting the System Management Controller (SMC) on your Mac - Apple Support