Phone · Motorola · G75 5G
Motorola G75 5G Charging Port Repair
Charging Port Repair guide for the Motorola G75 5G
Before you begin
Tools
- Heat gun or iOpener
- Phillips #00 screwdriver
- Plastic spudger
- Opening picks
- Suction cup
- Tweezers
- SIM eject tool
Parts / materials
- Replacement Moto G75 5G charging port sub-board
- Pre-cut back cover adhesive tape
- 90%+ Isopropyl alcohol
Safety
- Always disconnect the battery before handling internal sub-boards to avoid electrical shorts.
- Wear eye protection when heating glass panels and working with prying tools.
- Do not heat the phone above 80°C (176°F) to prevent damage to the lithium-ion battery.
Overview
Step-by-step
- 1
Power Down the Device
1 minPress and hold the power button, then tap Shut Down. Ensure the phone is completely off before starting.
- 2
Eject the SIM Tray
1 minInsert a SIM eject tool into the small hole on the SIM slot. Press firmly to pop the tray out and remove it.
- 3
Heat the Back Cover
3 minApply a heat gun or iOpener to the rear panel edges for 2-3 minutes. Softening the perimeter adhesive makes opening safer.
- 4
Attach a Suction Cup
1 minPress a suction cup near the bottom edge of the back panel. Gently pull upward to create a slight gap.
- 5
Insert an Opening Pick
2 minInsert a plastic opening pick into the gap between the frame and rear panel. Do not insert it further than 3 mm.
- 6
Slice Rear Adhesive
4 minSlide the pick around all four edges to slice through the adhesive seal. Reapply heat if the glue resists.
- 7
Remove the Back Cover
2 minCarefully lift the rear glass cover off the phone body. Set it aside on a clean surface.
- 8
Unscrew Upper Midframe
3 minUse a Phillips #00 screwdriver to remove the screws holding the upper motherboard shield.
- 9
Detach Upper Midframe
2 minInsert a plastic spudger under the edge of the shield and pry it off the motherboard.
- 10
Disconnect the Battery
1 minUse a plastic spudger to disconnect the battery flex connector straight up from the motherboard.
- 11
Unscrew Loudspeaker Housing
3 minRemove the Phillips screws securing the bottom loudspeaker assembly over the sub-board.
- 12
Pry Off Loudspeaker Housing
2 minInsert the flat end of a spudger under the loudspeaker module and lift it out of the chassis.
- 13
Disconnect Interconnect Cable
1 minPry up the lower connector of the main ribbon cable attached to the charging sub-board.
- 14
Disconnect Antenna Cables
2 minUse precision tweezers to carefully pop the coaxial antenna cable connectors off the sub-board.
- 15
Remove Sub-Board Retaining Screw
1 minRemove the single Phillips screw securing the sub-board to the internal frame.
- 16
Lift Out Charging Port Sub-Board
2 minPry gently beneath the edge of the charging port sub-board and lift it out of the phone.
- 17
Seat the New Charging Port Sub-Board
2 minPlace the replacement sub-board into the lower recess, ensuring the USB-C port lines up with the frame opening.
- 18
Fasten Sub-Board Screw
1 minReinstall and tighten the small Phillips screw to lock the sub-board into position.
- 19
Reconnect Antenna Cables
2 minAlign and snap the coaxial antenna connectors back onto their sub-board terminals with tweezers.
- 20
Attach Interconnect Cable
1 minPress the lower main flex cable connector down onto the sub-board header until it clicks.
- 21
Reconnect Battery Flex
1 minAlign the battery connector with the motherboard port and press straight down to secure it.
- 22
Reinstall Loudspeaker Module
2 minPosition the loudspeaker assembly over the sub-board area and press down until flush.
- 23
Fasten Loudspeaker Screws
2 minThread and tighten all Phillips screws that secure the lower loudspeaker module.
- 24
Secure Upper Midframe
3 minPlace the upper shield cover back on the motherboard and tighten its retaining screws.
- 25
Apply Back Cover Adhesive
4 minClean off old glue residue with isopropyl alcohol and install pre-cut adhesive strips on the frame perimeter.
- 26
Seal the Back Cover
2 minAlign the rear panel over the chassis and press along all edges to form a firm seal.
After your Motorola G75 5G charging port repair
Power the G75 5G 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 G75 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 G75 5G repair context in the encyclopedia, or open related DIY guides.

