Phone · Motorola · Moto G41
Motorola Moto G41 Logic Board Repair
Logic Board Repair guide for the Motorola Moto G41
Before you begin
Tools
- Phillips #000 screwdriver
- Heat gun or hair dryer
- Suction cup tool
- Opening picks
- Spudger tool
- Tweezers
- SIM eject tool
Parts / materials
- Pre-cut back cover adhesive
- Isopropyl alcohol (99%)
Safety
- Disconnect the battery before handling any internal circuitry.
- Wear safety glasses when applying heat to glass surfaces.
- Use an anti-static wrist strap to prevent ESD damage to sensitive components.
Overview
Step-by-step
- 1
Power off the phone
1 minPress and hold the power button, then select Power Off on the screen to completely shutdown the device.
- 2
Eject the SIM card tray
1 minInsert a SIM eject tool or paperclip into the small hole on the left side of the frame to release the SIM tray.
- 3
Heat the back cover
3 minApply heat evenly around the perimeter of the rear glass cover using a heat gun for 2 to 3 minutes to soften the adhesive.
- 4
Attach a suction cup
1 minPlace a suction cup near the bottom edge of the back cover and press down firmly to create a seal.
- 5
Slice through the rear adhesive
5 minPull up on the suction cup to create a small gap, then insert an opening pick and slide it along the edges to separate the glue.
- 6
Remove the back cover
2 minGently lift the back cover off the chassis once all edges are fully sliced.
- 7
Unscrew the upper motherboard bracket
3 minUse a Phillips #000 screwdriver to remove the screws securing the top plastic motherboard shield.
- 8
Remove the upper shield
2 minUse a spudger to pry up and remove the plastic protective bracket covering the logic board.
- 9
Disconnect the battery cable
1 minPry the battery connector straight up from the logic board using a nylon spudger to prevent electrical shorts.
- 10
Disconnect the main interconnect flex cable
1 minUse the flat end of a spudger to lift the main flex cable connector off the bottom of the logic board.
- 11
Disconnect the display flex cable
1 minUnsnap the display connector from its socket on the motherboard with a plastic prying tool.
- 12
Unplug the coaxial antenna cables
2 minCarefully pry up the small round antenna cable connectors from the logic board using tweezers.
- 13
Remove logic board mounting screws
2 minUnscrew the remaining Phillips screws holding the motherboard directly to the internal frame.
- 14
Lift out the logic board
2 minInsert a spudger under the top edge of the board and gently lift the logic board out of the chassis.
- 15
Position the new logic board
3 minLower the replacement logic board into the frame, aligning it with the camera cutouts and screw posts.
- 16
Secure motherboard screws
2 minReinstall the Phillips screws to hold the new logic board firmly in place.
- 17
Reconnect flex cables and antennas
4 minSnap the display flex, interconnect flex, and coaxial antenna cables back onto their respective board sockets.
- 18
Reconnect the battery cable
1 minPress the battery connector down onto the logic board socket until it clicks into place.
- 19
Reinstall the upper bracket and back cover
5 minScrew the top protective shield back into place and seal the rear cover with fresh adhesive strips.
After your Motorola Moto G41 logic board repair
Power the Moto G41 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 G41 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 G41 repair context in the encyclopedia, or open related DIY guides.
