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I had a VERY strange occurence last night. I have an iMac G5 PowerPC, OS 10.4.11.
Last night I was working on some stuff - had Quicken, Safari, iTunes and Yahoo IM open. I was on a website in Safari. I logged out of my account on the website and did a cmd-Q to quit. Safari froze. No spinning beachball, no mouse movement, nothing. I tried the forcequit keystroke a few times. No response (that has never happened to me on this computer before). Then I tried to just turn it off.
Ok, then the really freaky part happened. All of a sudden the computer kicked into this...well, the fan went into HIGH gear (literally spewing a bunch of dust out from somewhere, like volcanic ash. I just dusted off and cleaned the computer a couple days ago, so it wasn't dirty at all.) and it was doing this high-pitched sort of whine. It sounded like it was going to blow up - no kidding. I stood there in shock for a moment or two, tried frantically to turn it off another time or two and then hurriedly reached down and unplugged it. It was FREAKY.
I waited a couple minutes and then turned it back on. Everything seems to be ok and working, but I'm wondering what the heck happened and if there's something I should do??? Any clues??
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