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30-inch cinema display now flickers at any brightness except 100%. Will not dim.

309 Views 1 Reply Latest reply: Nov 16, 2012 8:46 AM by mark2298 RSS
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Nov 14, 2012 2:21 PM

Hi all -

 

my 2008-ish 30-inch cinema display now flickers at any brightness except 100%. Will not dim - just flickers.

 

No problem dimming the MBP screen - JUST the 30-inch screen.

 

2010 MBP, 10.8.2.

 

Help? Thanks!

MacBook Pro (17-inch 2.4 GHz), OS X Mountain Lion (10.8.2)

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