Late 2009 27" iMac Optical Drive to SSD Upgrade - YouTube
2011 imac 27" 32GB - final stage of 1TB + 2TB SSD upgrade (replaced HDD & optic drive). Also cleaned out the fans and case. Running 'SSD Fan Control' & 'Macs Fan
Cómo agregar un SSD al iMac de 27 "(finales de 2015) - Guía de reparación iFixit