With the help of a heat gun. We apply 90 Celsius degrees during 4 minutes. We use a suction cup to leave the back cover. Furthermore, we introduce a metal opening tool. Furthermore, we use a plastic card to cut the adhesive. Furthermore, we release the screws of the middle frame.
For that we use a professional Phillips screwdriver. We remove the plastic protection from the top of the device. This is the external antenna in the description. I leave you the links of the tools and spare parts that we use. If you liked the video don't forget the like.
Thank you. Now we remove the flex to continue with the disassembly process. First, we have to remove the battery flex to loosen the adhesive. We use a contact cleaner or isopropyl alcohol using a plastic tool. Let's remove the battery, we use premium red adhesive roll for mobile devices.
We have finished the disassembly process. We connect the battery flex, we have finished the ass assembly process.
Source : MovilOne Phone Repair