Apple used a prop[ritory heat sensor on the hard drive for this machine. You will need to install an OWC Thermal sensor or the CPU fan will run at full speed. Here’s what you need:
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Apple used a propritory heat sensor on the hard drive for this machine. You will need to install an OWC Thermal sensor or the CPU fan will run at full speed. Here’s what you need:
'''OWC In-line Digital Thermal Sensor for iMac Late 2009 - Mid 2010 Hard Drive Upgrade'''
Apple used a prop[ritory heat sensor on the hard drive for this machine. You will need to install an OWC Thermal sensor or the CPU fan will run at full speed. Here’s what you need:
'''OWC In-line Digital Thermal Sensor for iMac Late 2009 - Mid 2010 Hard Drive Upgrade'''
https://eshop.macsales.com/item/OWC/DIDIMACHDD09/