Removal of case backing, allowing for access to internal components.
Use a metal spudger or Zune opening tool to remove the small silver plastic cap on top of the device.
There are two T4 screws under the cap. Remove both with a T4 screwdriver.
Using a metal spudger or Zune opening tool, remove the aluminum backing starting from the top. There are 5 clips on each side and two on the bottom.