We eject the sim tray and the micro SD tray with the help of a heat gun. We apply 90 Celsius degrees during 4 minutes. Furthermore, we use a suction cup to lift the back cover. Furthermore, we introduce a metal opening tool, we use a plastic card to cut the adhesive, the device doesn't charge, we remove the back cover. Furthermore, we release the screws from the top of the device, remove the screws from the bottom of the device very carefully. Furthermore, we are going to remove the middle frame to continue with the disassembly process.
First, we have to remove the battery flex. Here we have the motherboard flex cable. Here we have the connector of the screen. We remove two screws. Now we lose the connector of the fingerprint sensor.
Scanner touch ID, we lift the charging port, we have finished the disassembly process. Now we return with the as assembly process. We have finished the assembly process. You.
Source : MovilOne Phone Repair