Phone · LG · G6
LG G6 Logic Board Repair
Logic Board Repair guide for the LG G6
Before you begin
Tools
- Precision screwdriver set (Phillips #00)
- Heat gun or hair dryer
- Suction cup tool
- Plastic prying tools
- Spudger tool
- Tweezers
- SIM eject tool
Parts / materials
- Pre-cut rear glass adhesive strips
- Isopropanol (91%+ alcohol)
- Microfiber cleaning cloth
Safety
- Wear safety glasses to protect against potential glass shards when heating and prying the back cover.
- Disconnect the battery immediately after opening to prevent electrical short circuits.
- Do not puncture or bend the lithium-ion battery during repair.
Overview
Step-by-step
- 1
Eject the SIM Tray
1 minInsert a SIM eject tool or pin into the hole on the right edge of the device to pop out the tray.
- 2
Heat the Rear Glass
2 minApply a heat gun or hair dryer along the edges of the back cover for two minutes to soften the adhesive.
- 3
Attach Suction Cup
2 minPlace a suction cup on the lower portion of the rear glass and pull upward gently to create a gap.
- 4
Slice Rear Adhesive
3 minInsert a plastic prying tool into the seam and slide it along the perimeter to cut through the glue.
- 5
Lift Off Back Cover
1 minCarefully remove the rear glass panel and place it safely aside.
- 6
Unscrew Top Midframe
3 minRemove the eleven Phillips #00 screws securing the wireless charging coil and upper midframe shield.
- 7
Remove Upper Midframe
2 minPry up the edge of the wireless charging assembly with a spudger and remove it from the phone.
- 8
Unscrew Loudspeaker Module
2 minRemove the Phillips #00 screws holding down the lower speaker housing.
- 9
Detach Speaker Module
1 minInsert your spudger under the loudspeaker assembly and lift it out of the chassis.
- 10
Disconnect Battery Connector
1 minUse a plastic spudger to unsnap the battery press-connector from the motherboard to cut power.
- 11
Unplug Display and Camera Flexes
3 minDisconnect the rear camera, front camera, headphone jack, and display connectors from the logic board.
- 12
Remove Board Retaining Screw
1 minRemove the single Phillips #00 screw securing the top portion of the motherboard to the frame.
- 13
Remove the Logic Board
2 minGently lift the logic board out of the phone chassis by its edges, avoiding any remaining cables.
- 14
Set Replacement Logic Board
2 minAlign the new logic board with the housing pegs and press it smoothly into position.
- 15
Reconnect All Flex Cables
3 minPress down firmly on all camera, display, and battery connectors to snap them into their logic board sockets.
- 16
Reinstall Speaker and Shields
3 minReplace the speaker module and wireless charging midframe, then tighten all original Phillips screws.
- 17
Seal the Rear Glass
3 minApply new adhesive tape along the frame, align the rear glass panel, and press firmly to seal.
After your LG G6 logic board repair
Power the G6 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 LG G6 job before assuming the part is defective. Keep leftover adhesive and screws labeled in case you need a second pass.
Keep learning
Explore more LG G6 repair context in the encyclopedia, or open related DIY guides.
