Phone · Motorola · Moto G20
Motorola Moto G20 Charging Port Repair
Charging Port Repair guide for the Motorola Moto G20
Before you begin
Tools
- Phillips #000 screwdriver
- Plastic prying tools
- SIM eject tool
- Heat gun or hair dryer
- Tweezers
- Spudger tool
- Soldering iron
- Desoldering braid
Parts / materials
- Replacement USB-C charging port
- Flux
- Solder
- Isopropyl alcohol (99%)
Safety
- Wear safety glasses while soldering to protect against flux splatter.
- Ensure the battery is disconnected before applying heat or working near internal electronics.
- Operate in a well-ventilated space to avoid inhaling soldering fumes.
Overview
Step-by-step
- 1
Power off the phone
1 minPress and hold the power button, then select Power Off to ensure the device is completely shut down before starting.
- 2
Eject the SIM card tray
1 minInsert a SIM eject tool into the hole beside the SIM tray and push firmly until the tray pops out.
- 3
Heat the rear cover edges
2 minApply gentle heat around the perimeter of the back cover using a heat gun for approximately two minutes to soften clips and light adhesive.
- 4
Insert an opening pick
2 minInsert a plastic prying pick into the seam between the rear cover and the screen frame near the SIM card slot.
- 5
Unclip the back cover
3 minSlide the pick around all four edges of the phone to release the plastic retaining clips.
- 6
Partially lift the back cover
2 minGently lift the back cover from the right edge, being careful not to strain the attached fingerprint sensor flex cable.
- 7
Remove upper motherboard screws
3 minUse a Phillips #000 screwdriver to remove the screws securing the upper protective motherboard shield.
- 8
Remove the upper shield
2 minPry up the plastic motherboard shield using a spudger and set it aside.
- 9
Disconnect the fingerprint sensor
1 minUse the flat end of a spudger to pop the fingerprint reader connector straight off the motherboard.
- 10
Set aside the rear cover
1 minRemove the back cover completely now that the flex cable is detached and place it on a clean surface.
- 11
Disconnect the battery cable
1 minPry up the battery press connector from the motherboard to disable power to the board.
- 12
Remove lower speaker screws
3 minUnscrew the Phillips #000 screws holding down the loudspeaker housing at the bottom of the device.
- 13
Remove the loudspeaker module
2 minLift the loudspeaker enclosure out of the chassis to expose the charging port sub-board.
- 14
Disconnect the interconnect flex cable
1 minUse a spudger to unclip the main ribbon cable connector from the bottom of the sub-board.
- 15
Disconnect the coaxial antenna cable
2 minGently pry up the antenna cable head from its socket on the right side of the sub-board using tweezers.
- 16
Remove the charging port sub-board
2 minInsert a flat tool beneath the sub-board and lift it carefully out of the phone frame.
- 17
Apply flux to port solder pads
2 minApply a small drop of soldering flux over the anchor pins and connector pins of the damaged USB-C port.
- 18
Desolder the old USB-C port
8 minHeat the mounting pins with a soldering iron while using desoldering braid to pull away old solder.
- 19
Clean the PCB pads
3 minWipe the exposed contact pads on the board using isopropyl alcohol and a lint-free swab to clear leftover flux.
- 20
Position the new charging port
2 minAlign the replacement USB-C port pins precisely onto the clean pads of the sub-board.
- 21
Solder the replacement port
8 minApply fresh solder to the structural anchor posts and individual signal pins to secure the port.
- 22
Reinstall the sub-board
2 minPlace the repaired charging port sub-board back into its cutout at the bottom of the frame.
- 23
Reconnect antenna and flex cables
2 minSnap the coaxial antenna cable into its socket and reattach the main interconnect flex cable to the sub-board.
- 24
Reinstall the loudspeaker module
3 minSeat the speaker module over the sub-board and fasten the Phillips #000 screws to hold it in place.
- 25
Reconnect the battery and fingerprint flexes
2 minAttach the battery press connector followed by the fingerprint reader cable back onto the motherboard.
- 26
Reinstall the upper motherboard shield
3 minAlign the upper plastic shield over the motherboard and tighten all securing screws.
- 27
Snap the rear cover shut
2 minPress around the perimeter of the back cover until all plastic clips snap securely into place.
- 28
Reinsert the SIM tray
1 minSlide the SIM card tray back into its slot on the side of the device.
After your Motorola Moto G20 charging port repair
Power the Moto G20 back on and test the charging port 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 G20 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 G20 repair context in the encyclopedia, or open related DIY guides.
