Phone · Motorola · Moto Edge 5G 2021
Motorola Moto Edge 5G 2021 Logic Board Repair
Logic Board Repair guide for the Motorola Moto Edge 5G 2021
Before you begin
Tools
- Heat gun or hair dryer
- Suction cup tool
- Plastic prying tools
- Phillips #000 screwdriver
- Spudger tool
- Tweezers
- SIM eject tool
Parts / materials
- Pre-cut back cover adhesive tape
- Isopropyl alcohol (91%+)
- Replacement Moto Edge 5G (2021) logic board
Safety
- Wear safety glasses while heating and prying glass panels to prevent eye injury from shards.
- Disconnect the battery immediately after removing the midframe shield to prevent electrical shorts.
- Wear an anti-static wrist strap to avoid electrostatic discharge damage to the logic board components.
Overview
Step-by-step
- 1
Power off and remove SIM tray
2 minTurn off the phone completely. Insert a SIM eject tool into the hole on the left edge and pull out the tray.
- 2
Heat the rear glass panel
3 minApply a heat gun evenly around the outer edges of the back panel for two minutes to soften the adhesive.
- 3
Attach suction cup
2 minPlace a suction cup near the bottom edge of the rear panel and gently pull upward to create a small gap.
- 4
Insert opening pick
2 minInsert a thin plastic prying pick into the seam between the rear cover and the frame.
- 5
Slice perimeter adhesive
5 minSlide the plastic pick along all four edges of the back cover to slice through the adhesive seal.
- 6
Remove the back panel
2 minLift the rear panel completely off the device frame and set it aside on a clean surface.
- 7
Unscrew upper midframe cover
4 minRemove the 11 Phillips #000 screws holding the motherboard bracket and wireless antenna array in place.
- 8
Detach upper motherboard cover
2 minInsert a spudger under the edge of the upper plastic cover and pry it gently upward to remove it.
- 9
Disconnect battery cable
1 minUse the flat end of a plastic spudger to pry the battery press connector straight up from the motherboard.
- 10
Disconnect display and sub-board cables
3 minPry up the display flex cable and the main interconnect flex cable connectors from the logic board.
- 11
Disconnect antenna cables
2 minUse tweezers to carefully unclip the coaxial antenna cable connectors from the logic board's right side.
- 12
Remove front camera
2 minDisconnect the selfie camera flex cable and lift the module out of its recessed housing.
- 13
Unscrew motherboard retaining screws
2 minRemove the single Phillips #000 screw securing the lower corner of the motherboard to the frame.
- 14
Pry up logic board
3 minInsert a spudger beneath the bottom edge of the logic board and carefully lift it out of the chassis.
- 15
Seat replacement logic board
3 minLower the new logic board into the chassis top-first, ensuring it lays completely flat in the frame.
- 16
Reconnect coaxial and flex cables
5 minPress the front camera, display, main interconnect, and antenna cable connectors firmly onto the new board.
- 17
Reconnect battery and upper cover
5 minAttach the battery cable, reposition the upper motherboard shield, and secure it with the 11 Phillips screws.
- 18
Seal and secure back cover
4 minApply fresh back-cover adhesive strips, press the rear panel firmly back onto the chassis, and reinstall the SIM tray.
After your Motorola Moto Edge 5G 2021 logic board repair
Power the Moto Edge 5G 2021 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 Edge 5G 2021 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 Edge 5G 2021 repair context in the encyclopedia, or open related DIY guides.
