Phone · Samsung · Galaxy Z Fold 6 5G
Samsung Galaxy Z Fold 6 5G Logic Board Repair
Logic Board Repair guide for the Samsung Galaxy Z Fold 6 5G
Before you begin
Tools
- Heat gun
- Phillips #00 screwdriver
- Plastic opening picks
- Suction cup tool
- Spudger tool
- Precision tweezers
- SIM eject tool
Parts / materials
- Pre-cut rear glass adhesive
- 99% Isopropyl alcohol
- Thermal pad / thermal interface material
Safety
- Wear safety glasses while heating glass panels to protect against sudden cracking.
- Wear an anti-static wrist strap to prevent electrostatic discharge damage to fragile board ICs.
- Disconnect battery press connectors immediately after removing internal shields before touching any board components.
Overview
Step-by-step
- 1
Remove the SIM Tray
1 minInsert a SIM eject tool into the pinhole on the side of the device to pop out the tray. Pull the tray out and set it aside.
- 2
Heat the Rear Glass
3 minApply heat around the perimeter of the rear glass panel using a heat gun for two minutes. Keep the heat moving continuously to avoid scorching the back cover.
- 3
Slice the Rear Glass Adhesive
4 minPlace a suction cup on the lower rear glass and pull up firmly to create a gap. Insert a plastic opening pick and slice along the edges to release the adhesive.
- 4
Remove the Rear Cover
2 minGently lift the rear glass panel away from the frame once the adhesive is fully severed. Set the panel on a clean mat.
- 5
Unscrew the Upper Shielding Bracket
3 minRemove the Phillips #00 screws securing the plastic upper cover over the logic board. Keep track of each screw for reassembly.
- 6
Remove the Wireless Charging Assembly
2 minUse a plastic spudger to gently peel up the wireless charging coil and speaker bracket module. Lift the module clear of the device frame.
- 7
Disconnect the Battery Connectors
2 minUse the edge of a spudger to snap both main battery flex cables straight up from their sockets. Disconnecting power prevents short circuits during board removal.
- 8
Disconnect the Interconnect Cables
3 minPry up the sub-board interconnect and main display flex connectors from the logic board. Fold the cables back slightly to keep them out of the way.
- 9
Disconnect Camera Connectors
3 minUnplug all camera flex press-connectors attached to the top logic board with a spudger. Take care not to damage the surface-mount socket pins.
- 10
Unplug Antenna Coaxial Cables
2 minGently pry up the small coaxial antenna connectors from the edge of the motherboard using precision tweezers. Lift straight up to avoid twisting the terminals.
- 11
Unscrew the Logic Board
2 minRemove the remaining Phillips #00 screws holding the motherboard to the internal housing. Store these screws separately from the shield screws.
- 12
Lift Out the Logic Board
2 minPry up the bottom edge of the logic board using a spudger and lift it out of the chassis. Do not force the board if any remaining cables catch.
- 13
Transfer Rear Camera Modules
4 minUse tweezers to lift the camera sensors from the original motherboard and press-connect them into the new replacement board.
- 14
Seat the New Logic Board
3 minLower the new logic board into the chassis at an angle, aligning the camera sensors with their cutouts. Ensure no flex cables are trapped underneath.
- 15
Secure the Logic Board Screws
2 minReinstall the designated Phillips #00 screws to fasten the replacement logic board to the frame. Tighten them until snug without overtightening.
- 16
Reconnect Flex Cables and Battery
3 minPress all camera, display, and antenna connectors back onto the motherboard sockets, finishing with the battery connectors last.
After your Samsung Galaxy Z Fold 6 5G logic board repair
Power the Galaxy Z Fold 6 5G 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 Z Fold 6 5G 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 Z Fold 6 5G logic board repair at LML Repair in Seattle — same-day options available.

