First of all we will have to remove the tray from the cards.
Step 2 Back case
With the help of a plastic opening tool, we uncouple all edges of the back shell.
Step 3 Armor
We extract the three Phillips screws (PH # 00) that hold the shield in order to remove it.
Step 4 Battery
Finally, to take off the battery we will help the adhesive strips that have the battery in the bottom, and pull them. Once the battery is detached and disconnected from the motherboard, we can remove it.
Video Tutorial summary
In this video you can watch a quick summary of the tutorial, but we recommend to follow the complete tutorial, with its explanations and detailed images.