Phone · Motorola · Moto G50
Motorola Moto G50 Water Damage Repair
Water Damage Repair guide for the Motorola Moto G50
Before you begin
Tools
- Heat gun or hair dryer
- Suction cup tool
- Plastic prying tools
- Precision Phillips #00 screwdriver
- Spudger tool
- Tweezers
- Soft brush
- Compressed air
- SIM eject tool
Parts / materials
- Isopropyl alcohol (99%)
- Lint-free microfiber cloth
- Replacement back cover adhesive
Safety
- Disconnect the battery cable immediately after removing the cover to prevent electrical shorts.
- Wear safety glasses when using compressed air and chemical solvents.
- Do not bend or puncture the battery during prying or cleaning operations.
Overview
Step-by-step
- 1
Eject SIM Card Tray
1 minInsert a SIM eject pin into the hole on the left edge of the phone to release the tray. Pull the tray completely out of the device.
- 2
Heat Rear Cover Edges
2 minApply a heat gun or hairdryer on medium heat around the perimeter of the back cover for two minutes to soften the adhesive.
- 3
Slice Back Cover Adhesive
4 minAttach a suction cup near the bottom edge, gently pull up, and slide a plastic opening pick under the glass. Slide along the edges to slice the tape.
- 4
Disconnect Fingerprint Sensor Cable
2 minCarefully tilt open the back cover from the right side. Use a spudger to pop the fingerprint reader connector off the motherboard.
- 5
Unscrew Top Protective Frame
3 minRemove all Phillips #00 screws holding down the plastic motherboard cover and antenna shield.
- 6
Remove Top Protective Frame
1 minLever a plastic spudger under the edge of the shield and lift it out of the chassis.
- 7
Disconnect Battery Cable
1 minPry the battery press connector straight up from its motherboard socket to immediately prevent short circuits.
- 8
Unscrew Speaker Box Assembly
2 minRemove the Phillips #00 screws securing the lower loudspeaker housing to the bottom of the frame.
- 9
Remove Loudspeaker Assembly
1 minPry up the loudspeaker module using a flat spudger and set it aside.
- 10
Disconnect Interconnect and Display Cables
2 minUnplug the main interconnect flex cable and the display connector from the motherboard.
- 11
Extract Main Logic Board
2 minGently pry up the motherboard from the chassis frame, taking care not to snag remaining flex cables.
- 12
Scrub Logic Board with Isopropyl Alcohol
5 minDip a soft brush into 99% isopropyl alcohol and gently scrub away liquid residue and corrosion from board components.
- 13
Blow Dry Circuit Board
3 minUse short bursts of compressed air to clear remaining alcohol and dislodged debris from under metal shields.
- 14
Clean Sub-Board and Connectors
4 minScrub the lower charging port sub-board and all connector press contacts with 99% isopropyl alcohol.
- 15
Reinstall Boards and Test
5 minReassemble the logic board and sub-board into the frame, reconnect the display and battery flex cables, and test boot the device.
After your Motorola Moto G50 water damage repair
Power the Moto G50 back on and test the water damage 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 G50 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 G50 repair context in the encyclopedia, or open related DIY guides.
