Tablet · Samsung · Galaxy Tab S8 Ultra
Samsung Galaxy Tab S8 Ultra Charging Port Repair
Charging Port Repair guide for the Samsung Galaxy Tab S8 Ultra
Before you begin
Tools
- Precision screwdriver set
- Plastic prying tools
- Heat gun or hair dryer
- Suction cups
- Guitar picks for prying
- Tweezers
Parts / materials
- Replacement charging port daughterboard
- Display frame adhesive strips
- Isopropyl alcohol (99%)
Safety
- Wear safety glasses while applying heat and prying glass screens.
- Always disconnect the battery before working near internal board circuitry.
- Do not overheat the screen assembly to avoid permanently damaging the AMOLED panel.
Overview
Step-by-step
- 1
Power off the tablet
1 minPress and hold the power and volume down buttons, then select Power Off on the screen.
- 2
Heat the display edges
3 minApply a heat gun set to low heat along the perimeter of the screen for two minutes to soften the display adhesive.
- 3
Attach suction cup to screen
1 minPlace a suction cup near the upper edge of the glass display panel and press firmly to secure suction.
- 4
Create an opening gap
2 minPull up gently on the suction cup until a small gap appears between the display glass and the aluminum frame.
- 5
Insert an opening pick
1 minInsert a plastic guitar pick into the seam gap to prevent the adhesive from resealing.
- 6
Slice perimeter adhesive
5 minSlide opening picks around all four edges of the tablet to cut through the remaining adhesive.
- 7
Open the display assembly
2 minCarefully lift the left edge of the display screen and swing it open toward the right like a book cover.
- 8
Unscrew the display cable bracket
2 minUse a precision screwdriver to remove the screws holding the metal bracket over the display connector.
- 9
Remove the display cable bracket
1 minUse tweezers to lift and remove the metal shielding bracket from the board.
- 10
Disconnect the display cable
1 minPry the display flex cable straight up from its socket on the motherboard using a plastic spudger.
- 11
Set the display assembly aside
1 minLift the display assembly completely away from the frame and place it in a safe location.
- 12
Unscrew the motherboard shield
3 minRemove all Phillips screws securing the lower metal motherboard and component shields.
- 13
Remove the protective shield
1 minLift the metal shield off the chassis using tweezers to expose the battery and daughterboard connectors.
- 14
Disconnect the battery flex cable
1 minUse a plastic opening tool to disconnect the battery cable from the motherboard to cut power.
- 15
Disconnect the port ribbon cable
2 minPry up the charging port interconnect flex cable connectors from the main board and sub-board.
- 16
Remove charging board screws
2 minUnscrew the Phillips screws holding the USB-C charging port board to the bottom frame.
- 17
Remove the old charging port board
2 minGently lift the faulty USB-C daughterboard out of its recess in the lower chassis.
- 18
Insert the new charging board
2 minPosition the new USB-C daughterboard into the chassis slot, ensuring correct alignment with the outer port opening.
- 19
Secure the new charging board
2 minReinstall and tighten the screws that fasten the charging port board to the frame.
- 20
Reconnect the port ribbon cable
2 minPress the interconnect flex cable connectors back onto the charging board and motherboard sockets until they snap into place.
- 21
Reconnect the battery cable
1 minSnap the battery connector back onto its terminal on the motherboard.
- 22
Reinstall the protective shield
3 minPlace the metal shield over the board components and replace all retaining screws.
- 23
Reconnect the display flex cable
2 minAlign and press down the display cable connector onto its motherboard socket.
- 24
Reinstall display cable bracket
2 minPlace the metal display bracket back over the connector and tighten its securing screws.
- 25
Apply new frame adhesive
4 minClean remaining old glue with isopropyl alcohol, lay down new precut adhesive strips, and press the display firmly closed.
After your Samsung Galaxy Tab S8 Ultra charging port repair
Power the Galaxy Tab S8 Ultra 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 Tab S8 Ultra job before assuming the part is defective. Keep leftover adhesive and screws labeled in case you need a second pass.
Prefer a professional repair?
Book Samsung Galaxy Tab S8 Ultra charging port repair at LML Repair in Seattle — same-day options available.

