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Apple Computing Products:
macOS - Desktop Hardware
24" 2008 iMac full fan issue...
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<blockquote data-quote="Lifeisabeach" data-source="post: 1630758" data-attributes="member: 38864"><p>If I'm not mistaken, bad RAM or RAM that is too fast for the logic board they are put in can in fact cause the CPU to work harder, leading to increased heat, leading to the fans ramping up. A little Googling seems to confirm that. This person, for example, had his fans ramp up after installing new RAM, and only resolved when he put the old ones back in:</p><p><a href="http://www.likely-answer.com/26069085/New-Ram-Causes-Fans-To-Speed-Up-On-Wake-Up" target="_blank">http://www.likely-answer.com/26069085/New-Ram-Causes-Fans-To-Speed-Up-On-Wake-Up</a></p><p></p><p>Same thing here:</p><p><a href="http://www.ehmac.ca/anything-mac/60140-g5-freezes-fans-ramp-up-scream-bad-ram.html" target="_blank">http://www.ehmac.ca/anything-mac/60140-g5-freezes-fans-ramp-up-scream-bad-ram.html</a></p></blockquote><p></p>
[QUOTE="Lifeisabeach, post: 1630758, member: 38864"] If I'm not mistaken, bad RAM or RAM that is too fast for the logic board they are put in can in fact cause the CPU to work harder, leading to increased heat, leading to the fans ramping up. A little Googling seems to confirm that. This person, for example, had his fans ramp up after installing new RAM, and only resolved when he put the old ones back in: [url]http://www.likely-answer.com/26069085/New-Ram-Causes-Fans-To-Speed-Up-On-Wake-Up[/url] Same thing here: [url]http://www.ehmac.ca/anything-mac/60140-g5-freezes-fans-ramp-up-scream-bad-ram.html[/url] [/QUOTE]
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Apple Computing Products:
macOS - Desktop Hardware
24" 2008 iMac full fan issue...
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