Phone · Motorola · Moto G100
Motorola Moto G100 Charging Port Repair
Charging Port Repair guide for the Motorola Moto G100
Before you begin
Tools
- Phillips #00 screwdriver
- Heat gun or iOpener
- Suction cup
- Opening picks
- Spudger
- Tweezers
- SIM eject tool
Parts / materials
- Replacement Moto G100 charging port sub-board
- Rear cover adhesive strips
- Isopropyl alcohol (99%)
Safety
- Ensure the phone is completely powered off before starting the repair.
- Wear safety glasses to protect your eyes when applying heat and removing glass panels.
- Use non-conductive plastic tools near exposed board connectors to prevent short circuits.
Overview
Step-by-step
- 1
Turn Off the Phone
1 minPress and hold the power button, then tap Power Off on the screen. Ensure the device is fully shut down before proceeding.
- 2
Remove the SIM Card Tray
1 minInsert a SIM eject tool into the hole beside the tray on the left edge. Press firmly to eject the tray and set it aside.
- 3
Heat the Rear Glass
2 minApply a heat gun or heated pad to the outer edges of the back panel for two minutes to soften the adhesive.
- 4
Attach a Suction Cup
1 minPlace a suction cup near the bottom edge of the rear cover. Pull up gently to create a slight gap between the glass panel and the frame.
- 5
Insert an Opening Pick
1 minInsert the tip of an opening pick into the gap created by the suction cup at the bottom edge.
- 6
Slice the Rear Cover Adhesive
3 minSlide the opening pick around all four edges of the back panel to slice through the adhesive seal.
- 7
Remove the Rear Glass
1 minGently lift the rear glass off the phone chassis and set it on a clean workspace.
- 8
Unscrew the Lower Speaker Screws
2 minUse a Phillips #00 screwdriver to remove the seven screws securing the lower loudspeaker assembly.
- 9
Pry Up the Speaker Assembly
1 minInsert a plastic spudger underneath the edge of the loudspeaker module and lever it upward.
- 10
Remove the Loudspeaker
1 minLift the loudspeaker housing completely out of the phone body to reveal the sub-board beneath.
- 11
Disconnect the Interconnect Flex Cable
1 minUse the edge of a spudger to pop the main interconnect flex cable straight up off its sub-board socket.
- 12
Disconnect the White Antenna Cable
1 minUse precision tweezers to carefully lift the white coaxial antenna connector off the charging port board.
- 13
Disconnect the Black Antenna Cable
1 minUnclip the black coaxial antenna connector from the opposite corner of the sub-board using tweezers.
- 14
Pry Up the Charging Port Sub-Board
2 minSlide a thin pick under the edge of the charging port board to separate it from the underlying adhesive.
- 15
Remove the Faulty Charging Port Board
1 minLift the damaged charging port sub-board out of the lower chassis cavity.
- 16
Align the New Charging Port Board
1 minPlace the replacement charging port sub-board into position over the lower frame recess.
- 17
Press the New Board into Place
1 minApply gentle downward pressure to sit the replacement sub-board flat against the phone frame.
- 18
Reconnect the Black Antenna Cable
1 minAlign the black coaxial antenna cable header over its socket and press down until it snaps securely.
- 19
Reconnect the White Antenna Cable
1 minSnap the white coaxial antenna cable connector back onto its corresponding terminal on the new board.
- 20
Reattach the Interconnect Flex Cable
1 minAlign the main flex cable connector over the sub-board port and press firmly until it clicks.
- 21
Position the Lower Speaker Assembly
1 minLower the loudspeaker housing back into place over the charging port sub-board.
- 22
Secure the Speaker Screws
2 minReinstall and tighten the seven Phillips #00 screws to secure the speaker module.
- 23
Clean the Rear Frame Adhesive
3 minDampen a lint-free cloth with isopropyl alcohol and clear away old adhesive residue from the perimeter frame.
- 24
Apply New Rear Cover Adhesive
2 minPosition custom pre-cut adhesive strips along the edges of the rear housing frame.
- 25
Press the Rear Glass onto the Frame
2 minAlign the back cover onto the phone chassis and press firmly along all edges to seat the adhesive seal.
- 26
Reinsert the SIM Card Tray
1 minPush the SIM card tray back into its slot on the side of the phone until it sits flush.
After your Motorola Moto G100 charging port repair
Power the Moto G100 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 G100 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 G100 repair context in the encyclopedia, or open related DIY guides.

