Phone · Samsung · Galaxy A54
Samsung Galaxy A54 Charging Port Repair
Charging Port Repair guide for the Samsung Galaxy A54
Before you begin
Tools
- Phillips #00 screwdriver
- Heat gun or iOpener
- Suction cup
- Plastic opening picks
- Plastic spudger
- Precision tweezers
- SIM eject tool
Parts / materials
- Samsung Galaxy A54 replacement charging port sub-board
- Pre-cut back glass adhesive strip
- Isopropyl alcohol (91% or higher)
Safety
- Disconnect the battery press connector before removing or installing internal components.
- Wear eye protection when heating and prying glass panels.
- Do not puncture or bend the lithium-ion battery with sharp tools.
Overview
Step-by-step
- 1
Eject SIM tray
1 minInsert a SIM eject pin into the hole on the top edge of the phone. Push firmly to eject the tray and remove it.
- 2
Heat rear glass panel
3 minApply a heated iOpener or heat gun around all edges of the rear glass for 2 to 3 minutes. This softens the adhesive holding the back panel.
- 3
Attach suction cup
1 minPlace a suction cup on the lower portion of the back glass. Pull upward firmly to create a tiny gap between the glass and frame.
- 4
Insert opening pick
2 minInsert a thin plastic opening pick into the seam created by the suction cup. Do not insert it deeper than 3 mm to avoid damaging interior components.
- 5
Slice perimeter adhesive
4 minSlide the pick around all four edges of the device to cut through the back glass adhesive. Reapply heat if the pick encounters heavy resistance.
- 6
Remove back glass panel
1 minCarefully lift the rear glass off the chassis. Set the back panel aside on a clean surface.
- 7
Remove midframe screws
3 minUse a Phillips #00 screwdriver to remove the 13 screws securing the upper motherboard cover and lower speaker housing.
- 8
Unclip upper plastic cover
2 minInsert a spudger under the upper motherboard cover bracket and gently pry upward to unclip it.
- 9
Disconnect battery cable
1 minUse the flat end of a plastic spudger to pry the battery connector straight up from its motherboard socket. This prevents short circuits while working.
- 10
Remove lower speaker housing
2 minPry up the lower speaker assembly located at the bottom of the phone. Remove it to expose the sub-board.
- 11
Disconnect display flex cable
1 minUse a plastic spudger to detach the display press connector from the daughterboard.
- 12
Disconnect main interconnect cable
1 minPry up the main interconnect flex cable connector from the daughterboard.
- 13
Disconnect antenna coaxial cables
2 minUse fine tweezers to carefully pry up the white and blue coaxial antenna cables from their sockets on the daughterboard.
- 14
Remove sub-board retaining screw
1 minUnscrew the single Phillips #00 screw securing the daughterboard to the frame.
- 15
Remove damaged charging port sub-board
2 minInsert a spudger beneath the daughterboard and gently lever it up from the frame recess. Pull it out of the phone.
- 16
Insert new daughterboard
2 minPosition the new charging port sub-board into the lower housing recess and press it down firmly.
- 17
Secure daughterboard screw
1 minReinstall the single Phillips #00 screw to lock the new sub-board onto the chassis.
- 18
Reconnect antenna cables
2 minAlign the white and blue antenna coaxial connectors and snap them firmly back onto the daughterboard headers.
- 19
Reconnect flex cables
2 minPress the display flex cable and main interconnect flex cable connectors back onto their daughterboard sockets.
- 20
Install speaker assembly
1 minAlign the lower speaker housing over the daughterboard and snap it back into position.
- 21
Reconnect battery press connector
1 minAttach the battery flex connector back to the motherboard socket until it clicks.
- 22
Reinstall midframe screws
3 minPlace the upper bracket back in position and tighten all 13 Phillips #00 screws across the assembly.
- 23
Reapply back glass panel
4 minClean remaining old adhesive, apply new back panel adhesive strips, and press the glass securely to the rear frame.
After your Samsung Galaxy A54 charging port repair
Power the Galaxy A54 back on and test the charging port repair function before you put every screw away. Check touch/display response, charging, cameras, buttons, and wireless as relevant to this repair. If something fails after closing the device, reopen carefully and reseat the connectors for this Samsung Galaxy A54 job before assuming the part is defective. Keep leftover adhesive and screws labeled in case you need a second pass.
Keep learning
Explore more Samsung Galaxy A54 repair context in the encyclopedia, or open related DIY guides.

