Remove the same screw as done in the first picture. This screw is also captive. This will also remove a second door where your hard drive should be located. Remove the hard drive from inside as well.

Next remove all the screws indicated in the circles. These screws vary in size and often have letters/numbers next to each screw location to indicate what kind of screw they are. You will want to do your best to keep these organized for reassembly.