5 - 15 dakika
Dead hard disk in a vintage iMac 1.83 Ghz Intel Core Duo
The pictures and steps were very clear. Changing the hard disk was easy. It was getting the critter opened up that took all the time.
1. The credit card needs to be a stiff one, and the invisible latches are flimsy, so it is hard to tell when they release.
2. On an aged machine, the adhesive on the aluminum shielding foil has dried out so you can not peel it back in a strip; it tears and crumbles. iFixit should recommend using new foil strip around the screen.