Press the two blue latches inward and lift up the cover.
Touch the bare metal frame of the system to dissipate any static electricity from your body (do not touch any of the components inside the frame until you have done this). Do not touch any component(s) with a voltage warning label.
To replace the cover, pressing in on the sides so the hooks inside the cover fit over the ledge of the cover.
Slide the cover forward into place. Cover is secured when the two blue latches hooked with the system firmly. You hear a crispy clip when its secured. Note: When you replace the cover, there are hooks inside the cover that help fit it to the tower.