DIY Samsung Galaxy A31 Charging Port Repair Guide

To start we need to have the right tools to proceed with the repair which you can find in the description first take out the sim tray followed by the battery car remover

To remove the back cover it needs to heat gently around the rear edges until the pasted adhesive becomes soft carefully work around on edges and once you feel the heating is enough use a suction cup to lift the back cover in between insert a plastic carpet tool and gently cut the adhesive

take out the back cover and undo 15 screws on the rear car frame audio

Using a plastic carpingly tool creates an opening to separate the back cover frame be gentle and work around on edges to separate the plastic clips

Take out the frame and disconnect the battery connector on the bottom PCB board first unplug the fingerprint sensor connector and both connectors on the main flex cable and also the antenna

Then undo one more screw on the bottom right to take out the board including the charger port and the headphone jack

Just a quick note if you are experiencing charging or headphone jack issues this is the part you need to replace replace the new charging and headphone jack board and connect the main flex cable antenna and fingerprint sensor connector audio jungle

And also do not forget to connect the battery connector as well

Restore the rear car frame followed by the SIM tray audio what are you doing make sure it is tightened enough and insert all 15 screws audio jump

Before installing the main back cover make sure it has enough glue on it if not use b7000 glue or new double-sided backup adhesive audio jungle

Hope you have enjoyed the repair guide let us know if you have any questions