Phone · Samsung · Galaxy S22 Ultra
Samsung Galaxy S22 Ultra Logic Board Repair
Logic Board Repair guide for the Samsung Galaxy S22 Ultra
Before you begin
Tools
- Heat gun or hair dryer
- Suction cup tool
- Plastic prying tools
- Phillips #000 screwdriver
- Tweezers
- Spudger tool
- SIM eject tool
Parts / materials
- Rear glass replacement adhesive
- Isopropyl alcohol (99%)
- Lint-free microfiber cloth
Safety
- Wear safety glasses while heating and working with glass panels.
- Disconnect the battery immediately after removing upper shields to prevent electrical damage.
- Handle delicate flex cables with non-conductive plastic tools to avoid short circuits.
Overview
Step-by-step
- 1
Eject S-Pen and SIM Tray
1 minPress to release the S-Pen from its slot and use a SIM eject tool to remove the SIM card tray.
- 2
Heat Rear Cover Adhesive
3 minApply heat to the edges of the back glass with a heat gun for 2 to 3 minutes to soften the adhesive.
- 3
Slice Rear Cover Adhesive
5 minAttach a suction cup near the bottom edge, pull up gently, and slide an opening pick around the perimeter.
- 4
Lift Off Rear Glass
2 minCarefully separate the rear glass from the housing and place it on a clean surface.
- 5
Unscrew Wireless Charging Assembly
4 minRemove the 15 Phillips #000 screws holding down the upper bracket and wireless charging pad.
- 6
Remove Wireless Charging Pad
2 minGently peel the wireless charging pad and upper plastic shield off the motherboard area.
- 7
Disconnect Battery Cable
1 minUse a plastic spudger to pop the battery connector off the logic board to prevent short circuits.
- 8
Disconnect Display and Interconnect Cables
3 minPry up the press connectors for the display flex and main sub-board interconnect cables.
- 9
Disconnect mmWave Antenna Cables
3 minUnplug the mmWave antenna flex connectors and RF coaxial cables from the motherboard using tweezers.
- 10
Disconnect Front Camera
2 minUnclip the front-facing selfie camera connector from the top section of the main board.
- 11
Remove Logic Board Screw
2 minUnscrew the single Phillips #000 screw securing the logic board to the frame chassis.
- 12
Pry Out Logic Board
3 minInsert a spudger beneath the lower edge of the logic board and gently lift it from the phone.
- 13
Set Replacement Logic Board
3 minCarefully place the new logic board into the frame, aligning the cameras and top alignment pins.
- 14
Secure Logic Board Screw
1 minReinstall and tighten the single Phillips #000 retaining screw into the main board.
- 15
Reconnect Front Camera and Antennas
4 minSnap the selfie camera, mmWave flexes, and RF coaxial cables back into their motherboard sockets.
- 16
Reconnect Display and Main Flex Cables
3 minAlign and press down on the interconnect flex connectors until they click into position.
- 17
Reconnect Battery Cable
1 minAttach the main battery press connector securely back onto the motherboard.
- 18
Reinstall Wireless Charging Shield
4 minLay down the wireless charging assembly and replace the 15 Phillips #000 screws.
- 19
Reseal Rear Glass
4 minApply fresh pre-cut adhesive to the chassis perimeter and firmly press the back glass back into place.
After your Samsung Galaxy S22 Ultra logic board repair
Power the Galaxy S22 Ultra back on and test the logic board 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 S22 Ultra 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 S22 Ultra repair context in the encyclopedia, or open related DIY guides.
