1
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1answer
631 views

Boot screen has wrong display resolution

I recently used my MacBook Pro (OS X 10.8.4) with a projector using a mini display port to VGA adapter. The resolution of the screen was modified from the use of the projector from 1680x1050 to ...
2
votes
3answers
16k views

MacBook Air display to external projector

I have a new 2012 MacBook Air (just a week old). Today I tried to connect to an external LCD projector, using a mini-DisplayPort-to-VGA adaptor, to project my slides. Something went wrong and I was ...
1
vote
2answers
2k views

iMac external projector limits screen resolution to 800x600

I try to use an external projector on an mid 2011 iMac running Snow Leopard. The iMac is connected to the projector using a VGA adapter. DVI is out of the question as the beamer supports VGA only. ...