Phone · Motorola · Moto G7 Plus
Motorola Moto G7 Plus Logic Board Repair
Logic Board Repair guide for the Motorola Moto G7 Plus
Before you begin
Tools
- Heat gun or hair dryer
- Suction cup tool
- Plastic prying tools
- Phillips #00 screwdriver
- Tweezers
- Spudger tool
- SIM eject tool
Parts / materials
- Replacement back glass adhesive strips
- Isopropyl alcohol (99%)
- Lint-free microfiber cloth
Safety
- Wear eye protection when heating and prying glass components.
- Always disconnect the battery press-connector before disconnecting other internal components.
- Do not bend or puncture the lithium-ion battery.
Overview
Step-by-step
- 1
Power off the phone
1 minPress and hold the power button, then select Power Off on the screen. Ensure the device is fully shut down before proceeding.
- 2
Eject SIM card tray
1 minInsert a SIM eject tool into the hole at the top edge of the phone. Push inward firmly to pop out the tray, then remove it.
- 3
Heat rear adhesive
3 minApply heat to the outer edges of the glass back cover using a heat gun or hairdryer for 2 to 3 minutes to soften the adhesive.
- 4
Apply suction cup
2 minPress a suction cup firmly onto the lower half of the rear glass cover. Gently pull upward to create a small gap along the seam.
- 5
Slice perimeter adhesive
5 minInsert an opening pick into the gap and carefully slide it around all edges of the rear cover to cut through the adhesive.
- 6
Disconnect fingerprint cable
2 minSlightly hinge the back cover open and use a spudger to detach the fingerprint sensor flex cable from the logic board.
- 7
Remove back glass cover
1 minLift the rear glass panel clear off the phone chassis and set it aside in a safe spot.
- 8
Unscrew motherboard cover
4 minUse a Phillips #00 screwdriver to remove the screws securing the upper plastic protective cover over the logic board.
- 9
Pry off motherboard cover
2 minInsert the flat end of a spudger under the edge of the plastic cover and lift it off the frame.
- 10
Disconnect battery cable
1 minPry the battery connector straight up from its socket on the logic board using a plastic spudger to cut power.
- 11
Disconnect display cable
1 minUse a plastic spudger to snap the main display flex cable up and away from its motherboard connector.
- 12
Unplug camera connectors
3 minDisconnect the rear dual-camera and front selfie camera press-connectors from the logic board with your spudger.
- 13
Detach antenna cables
2 minUse precision tweezers to pry up the coaxial antenna connectors from their headers on the right edge of the board.
- 14
Disconnect lower interconnect cable
2 minUnplug the flex cable that connects the upper logic board to the lower charging port sub-board.
- 15
Unscrew logic board
2 minRemove any remaining Phillips #00 screws holding the motherboard direct to the internal metal frame.
- 16
Remove logic board
2 minGently lift the logic board up from the top edge and pull it out of the phone chassis.
After your Motorola Moto G7 Plus logic board repair
Power the Moto G7 Plus 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 Motorola Moto G7 Plus job before assuming the part is defective. Keep leftover adhesive and screws labeled in case you need a second pass.
Keep learning
Explore more Motorola Moto G7 Plus repair context in the encyclopedia, or open related DIY guides.
