HT201177: Get help with video issues on external displays connected to your Mac
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Q: I installed Mountain Lion and my Epson Projector no longer detects a signal from my MacBook Pro. I've always connect USB to USB Ty ... I installed Mountain Lion and my Epson Projector no longer detects a signal from my MacBook Pro. I've always connect USB to USB TypeB with no trouble. Any suggestions? more
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Helpful answers
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Aug 18, 2012 5:51 PM in response to indybushby markwmsn,Did your projector come with or require software installed to route video through USB? If so, you may need a newer version of it.
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Sep 12, 2012 11:30 AM in response to indybushby kent34,This is due to a bad OS that no longer support plug and play on projectors.
You are f***ed.. at least thats the short version of th content of the 30 min phonecall i had with applesupport today..