#SMCFANCONTROL SPEE UPGRADE#

I had a similar problem with my late 2009 27' iMac. And you likely have other issues within the system if you still think you need it which needs addressing not masking. So using fan over-rides just is not smart as you likely are pushing the system beyond what it was designed to do. Think of it this way a street car is not a race car and would not hold up on the race track in a race. What has happened is the gaming software outran the design of the older systems so people pushed the systems just to hard for what they where designed offer. Using any software solution you are defeating Apples design while there was some cases it made sense (heavy gaming) we have learned over time it shortens the systems lifespan and often the fan's wear out prematurely. The blade SSD used in the newer 'Thin Series' iMacs is a different subject which I also have better solutions for but lets not get distracted here. The newer (2012 onward) 21.5' iMacs use a 2.5' drive that doesn't need this adapter, A different unit is needed for the 20 and newer systems which have a 3.5' drive.

#SMCFANCONTROL SPEE UPGRADE#

Later on OWC came out with a special adapter cable which is what I use: OWC In-line Digital Thermal Sensor for iMac 2009-2010 Hard Drive Upgrade for either a HD or SSD upgrade. The trick at the beginning was to match the brand of drive the system had (i.e.

I've put in quite a few HD's in these iMac systems without any problems and not using any special software!

Smcfancontrol spee