Once the back cover begins to separate from the body of the device continue working the spudger around the perimeter of the device until the back cover is free.

You will hear some popping and cracking noises as you pry open the device. These sounds are the internal clips coming apart.

Once the back cover is free from the body of the device, open both sides like a book, placing them flat on the table as shown. Be sure to pay attention to the speaker wires that hold the two pieces together.