In other words, even if you manage to attach an after market drive, you will be stuck with fans running at full blast unless you can find a fan controller. The thermal sensor wiring is now part of the SATA cable and is handled by proprietary firmware in the hard drive. Moving the thermal sensor into the hard drive has done one major thing for this computer, it has made changing hard drive changes expensive and options limited. The iMac Intel 27' EMC 2429 Is largely unchanged from it's predecessor with the exception of some internal lay out and an inconvenient change to the hard drive the internalizing of the thermal sensor. Additionally, the 27' iMacs have the build-to-order option of a Quad Core i5 or i7 processors to give you the most powerful iMac experience yet! 1,499 1 I need to replace the HDD on a 2010 iMac (27 inch A1312) - its unfortunately one of those models that used the built in hard drive's temperature sensor rather than a. Press the drive against the enclosure sockets until the SSD is firmly seated. Line up the SSD connectors with the metal enclosure's sockets. If your SSD enclosure looks like the first image, follow this guide instead. Internally, an LED display, more powerful video processing, and faster processors round out the impressive upgrades. Follow the next steps if you are replacing your hard drive with an SSD kit. Externally, the machine features edge-to-edge glass and an aluminum rear bezel. The iMac Intel 27' has multiple external and internal differences from 24' iMacs. iMacs tend to look very similar, and it's important to know which machine you have before ordering any replacement parts.

Use the iMac identification system to help you identify your machine. You can verify that you have a iMac Intel 27' EMC 2429 by checking the processor information through 'About This Mac' in the Apple menu.

Imac a1312 hard drive replacement