CRT iMacs - revisions A through D - sometimes exhibit a video display failure problem where after starting up the system, it powers down immediately after a few seconds, without even lighting the ...
After applying the 10.7.3 update last week our late 09 27-inch iMac went all wonky. Frequent freezes, then graphics glitches, then grey screens, then Safe Boot only. Took it to the Genius Bar and was ...
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