First of all we must extract the ten Allen screws (1.3) that are located on the sides of the phone.
Step 2 Back case
Once the screws are removed, we can unhook the back cover.
Step 3 Antenna module with loudspeaker
Remove the four Torx screws (T4) and unhook the antenna module with loudspeaker.
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.