Phone · Motorola · G50 5G
Motorola G50 5G Water Damage Repair
Water Damage Repair guide for the Motorola G50 5G
Before you begin
Tools
- Precision Phillips #00 screwdriver
- Heat gun or iOpener
- Suction cup
- Plastic opening picks
- Spudger
- Precision tweezers
- ESD-safe soft toothbrush
- Anti-static wrist strap
Parts / materials
- 90%+ Isopropyl alcohol
- Compressed air can
- Replacement back cover adhesive tape
- Lint-free microfiber cloth
Safety
- Disconnect the battery immediately upon opening to prevent short-circuiting live components.
- Wear safety glasses when using compressed air and high-concentration isopropyl alcohol.
- Work in a well-ventilated room free from open flames or spark sources.
Overview
Step-by-step
- 1
Remove the SIM tray
1 minInsert a SIM ejection pin into the hole on the left edge of the phone. Push firmly to eject the tray and remove it completely.
- 2
Heat the rear cover
2 minApply a heated iOpener or heat gun to the edges of the back cover for two minutes to soften the adhesive.
- 3
Create an opening seam
2 minPress a suction cup onto the lower back panel and pull up firmly to form a small gap. Insert a plastic opening pick into the seam.
- 4
Slice the rear adhesive
4 minSlide the pick along all four edges of the phone to slice through the perimeter adhesive sealant.
- 5
Disconnect the fingerprint sensor
2 minCarefully tilt the rear panel open and use a spudger to pry the fingerprint cable press connector off the motherboard.
- 6
Unscrew the upper motherboard cover
3 minRemove the thirteen Phillips #00 screws securing the plastic motherboard frame and camera bracket.
- 7
Pry off the upper shield
2 minInsert a flat spudger under the edge of the top plastic motherboard bracket and lift it out of the chassis.
- 8
Disconnect the battery cable
1 minPry the battery press connector straight up from its motherboard socket to immediately cut power and prevent short circuits.
- 9
Remove the speaker housing
3 minUnscrew the Phillips #00 screws holding the lower speaker assembly and pry the speaker housing out.
- 10
Disconnect internal flex cables
2 minUnplug the display press connector, main interconnect cable, and antenna coaxial cable from the mainboard.
- 11
Lift out the motherboard
3 minRemove the single motherboard mounting screw and lift the motherboard out of the phone body.
- 12
Remove the daughterboard
2 minDisconnect the lower interconnect cable and pry the charging daughterboard out from the bottom housing.
- 13
Remove metal EMI shields
4 minUse fine tweezers to gently pry off removable metal EMI shielding cans covering the circuit board chips.
- 14
Soak boards in isopropyl alcohol
5 minSubmerge the motherboard and daughterboard in a shallow container filled with high-purity 90%+ isopropyl alcohol for five minutes.
- 15
Scrub corrosion from components
6 minGently scrub away white corrosion and mineral deposits from both sides of the circuit boards using an ESD-safe toothbrush.
- 16
Dry all cleaned components
15 minBlow away excess alcohol using compressed air and let the boards dry completely in a warm, dry area for 30 minutes.
- 17
Reassemble components and retest
8 minReattach EMI shields, mount the boards back into the frame, reconnect all flex cables, and power on to verify functionality.
After your Motorola G50 5G water damage repair
Power the G50 5G 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 G50 5G 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 G50 5G repair context in the encyclopedia, or open related DIY guides.
