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

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johnsburnham

Q: My Powerbook G4 powers on but the screen remains black.

Is this likely a hardware problem with the screen or a system software problem?

MacBook Pro, Mac OS X (10.6.8)

Posted on Mar 18, 2012 5:22 PM

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Q: My Powerbook G4 powers on but the screen remains black.

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