Did you transfer the LCD thermal sensor? Sounds like your system is in CPU Safe Mode. Thats when the SMC looses access to one or more sensors and cranks the fan up and lowers the CPU’s clocking so the CPU (system) doesn’t overheat. Review this guide Step 24 [https://www.ifixit.com/Guide/iMac+Intel+27-Inch+Retina+5K+Display+Display+Replacement/30518]
Did you transfer the LCD thermal sensor? Sounds like your system is in CPU Safe Mode. Thats when the SMC looses access to one or more sensors and cranks the fan up and lowers the CPU’s clocking so the CPU (system) doesn’t overheat. Review this guide Step 24 [https://www.ifixit.com/Guide/iMac+Intel+27-Inch+Retina+5K+Display+Display+Replacement/30518]
Did you transfer the LCD thermal sensor? Sounds like your system is in CPU Safe Mode. Thats when the SMC looses access to one or more sensors and cranks the fan up and lowers the CPU’s clocking so the CPU (system) doesn’t overheat.
Did you transfer the LCD thermal sensor? Sounds like your system is in CPU Safe Mode. Thats when the SMC looses access to one or more sensors and cranks the fan up and lowers the CPU’s clocking so the CPU (system) doesn’t overheat.