Phone · Samsung · Galaxy Z Flip 5G
Samsung Galaxy Z Flip 5G Logic Board Repair
Logic Board Repair guide for the Samsung Galaxy Z Flip 5G
Before you begin
Tools
- Precision Phillips #00 screwdriver
- Heat gun or iOpener
- Suction handle
- Plastic opening picks
- Spudger
- Precision tweezers
- Soldering iron with fine tip
- Magnifying headlamp or microscope
Parts / materials
- Pre-cut back glass adhesive strips
- Rosin soldering flux
- Desoldering braid
- 99% Isopropyl alcohol
Safety
- Wear safety glasses while soldering or applying heat.
- Always disconnect both battery flex cables before manipulating board connectors.
- Work in a well-ventilated space to avoid inhaling solder fumes.
- Do not apply direct high heat to the inner flexible screen.
Overview
Step-by-step
- 1
Heat the lower back glass
3 minApply a heat gun or heated pad to the bottom rear glass cover for two minutes to soften the internal adhesive.
- 2
Slice the lower glass adhesive
4 minAttach a suction cup to the lower glass, pull upward gently, and slice around the outer seam using an opening pick.
- 3
Remove the lower glass panel
2 minLift the lower back glass away from the device frame and store it on a clean surface.
- 4
Heat the upper back glass
3 minWarm the edges of the upper glass cover, exercising caution around the camera housing and outer cover display.
- 5
Slice the upper glass adhesive
4 minInsert a thin pick under the upper glass border and slice along the edges without pushing the pick too deep.
- 6
Disconnect the outer display flex cable
3 minSlightly lift the upper glass and use the flat end of a spudger to pop the small outer display connector off the board.
- 7
Remove the upper glass panel
1 minLift the upper glass assembly clear off the phone body.
- 8
Unscrew the upper motherboard bracket
4 minRemove the Phillips #00 screws securing the wireless charging assembly and upper protective shield.
- 9
Remove the upper shield
2 minPry gently under the plastic bracket edges using a spudger and lift the wireless charging coil away.
- 10
Disconnect both battery flex cables
3 minDisconnect the upper battery press connector, then disconnect the lower battery interconnect cable to isolate power.
- 11
Disconnect remaining logic board flex cables
5 minUse a spudger to detach the main display cable, front-facing camera, side key flex, and lower ribbon connections.
- 12
Unscrew the logic board retention screw
2 minRemove the single Phillips screw holding the main motherboard securely to the top frame.
- 13
Pry out the logic board
3 minInsert a plastic spudger beneath the bottom edge of the upper logic board and gently tilt it out of the chassis.
- 14
Rework affected logic board components
15 minInspect the board under magnification, apply flux to damaged solder joints, and use a micro-soldering iron to reflow contacts.
- 15
Reinstall the logic board
3 minCarefully lower the repaired logic board back into the upper frame housing until it sits flush against the chassis.
After your Samsung Galaxy Z Flip 5G logic board repair
Power the Galaxy Z Flip 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 Flip 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 Flip 5G logic board repair at LML Repair in Seattle — same-day options available.
