Following these instructions i simply replaced my hdd with an ssd.
Imac ssd temperature sensor.
I just installed a 480gb sandisk ssd plus in a mid 2011 imac with no external thermal sensor on the old drive.
I ve booted from an el capitan installer flash drive formatted the ssd and am installing el cap as i write this.
This hack fix bypasses the hdd temperature sensor in order to fool imac into thinking that hard drive is working at normal temperature.
I simply diconnected the cable that normally connects between the hdd temp sensor socket on the main logic board and the hdd from the hdd but leaving it plugged into the logic board.
7 68 inch 6 98 6.
The imac hard drive has an integrated temperature sensor.
I would use this as a workaround and stil.
This innovative device is designed specifically for the imac requires no software hacks and ensures compatibility with apple s built in diagnostic processes.
98 get it as soon as fri sep 25.
Can confirm that you would need to install a temp sensor for the ssd if you installed it where the 3 5 hdd currently is.
A convenient plug and play cable the in line digital thermal sensor eliminates fan noise and maintains proper system fan control through the imac s system management controller.
Imac intel 27 emc 2309 and 2374 hard drive replacement.
This innovative device is designed specifically for the imac requires no software hacks and ensures compatibility with apple s built in diagnostic processes.
Deal4go hdd hard drive temp temperature thermal sensor cable replacement for imac 21 5 a1311 2009 2010 593 0998 a 593 0998 long.