Phone · Motorola · G Fast
Motorola G Fast Charging Port Repair
Charging Port Repair guide for the Motorola G Fast
Before you begin
Tools
- Phillips #00 precision screwdriver
- Plastic opening picks
- Spudger
- Suction handle
- Precision tweezers
- Heat gun or hairdryer
- Anti-static wrist strap
- SIM eject tool
Parts / materials
- Motorola G Fast replacement charging port board
- Pre-cut rear cover adhesive strips
- Isopropyl alcohol 90%+
Safety
- Wear safety glasses to protect against flying debris when prying components.
- Do not puncture or bend the battery with metal tools while working near it.
- Use an anti-static wrist strap to prevent electrostatic discharge to sensitive electronics.
Overview
Step-by-step
- 1
Eject the SIM Tray
1 minInsert a SIM eject tool into the hole next to the SIM tray on the left edge of the phone. Push firmly until the tray pops out, then remove it.
- 2
Heat the Rear Cover
2 minUse a heat gun or hairdryer on low heat around the perimeter of the back cover for two minutes to soften the adhesive.
- 3
Attach Suction Handle
1 minPress a suction cup firmly onto the lower portion of the rear panel. Gently pull up on the ring to create a small gap at the bottom edge.
- 4
Insert Opening Pick
2 minSlide a plastic opening pick into the gap created by the suction cup. Leave the pick inserted to prevent the seam from closing.
- 5
Slice Rear Panel Adhesive
3 minSlide the plastic opening pick around the entire perimeter of the phone to slice through the remaining perimeter tape.
- 6
Unclip Rear Panel
2 minGently lift the right edge of the rear cover like a book, taking care not to strain the attached fingerprint reader cable.
- 7
Unscrew Sensor Bracket
2 minUse a Phillips #00 screwdriver to remove the single screw securing the fingerprint sensor connector metal bracket.
- 8
Disconnect Fingerprint Cable
1 minPry the fingerprint sensor flex cable connector straight up from its socket on the motherboard using a plastic spudger.
- 9
Unscrew Lower Loudspeaker
3 minRemove the seven Phillips #00 screws holding the lower speaker cover over the charging port assembly.
- 10
Remove Speaker Assembly
1 minInsert the flat tip of a spudger under the notch on the speaker housing and gently lift it out of the chassis.
- 11
Disconnect Main Interconnect Cable
1 minUse a spudger to pry the main flex cable connector straight up from the charging port daughterboard.
- 12
Disconnect White Antenna Cable
2 minUse precision tweezers to grip the white coaxial antenna connector head and pop it straight up off its terminal.
- 13
Disconnect Black Antenna Cable
2 minUnclip the black coaxial antenna cable from the left side of the sub-board with precision tweezers.
- 14
Pry Up Charging Board
2 minInsert the flat edge of a spudger under the bottom lip of the charging port sub-board and lever it up to release the adhesive.
- 15
Remove Old Charging Board
1 minLift the damaged charging port board out of the phone frame and discard it.
- 16
Position New Charging Board
2 minSet the new replacement charging port daughterboard into its slot in the frame and press down gently to adhere it.
- 17
Reconnect Coaxial Cables
3 minSnap the black and white coaxial cable connectors carefully back onto their gold terminals on the new board using tweezers.
- 18
Reconnect Main Interconnect Cable
1 minAlign the main flex connector over its socket on the new daughterboard and press down firmly until it clicks.
- 19
Reinstall Loudspeaker Assembly
2 minPlace the loudspeaker module back over the lower sub-board and press it flat into the chassis.
- 20
Fasten Loudspeaker Screws
3 minTighten the seven Phillips #00 screws into the loudspeaker cover to lock it into place.
- 21
Reconnect Fingerprint Reader
2 minHold the back cover near the device and snap the fingerprint sensor connector back onto the motherboard.
- 22
Secure Sensor Bracket
2 minPlace the metal fingerprint bracket over the connector and tighten the Phillips screw.
- 23
Seal Rear Panel
3 minApply fresh adhesive strips to the edges of the back panel, press the panel firmly onto the frame, and apply firm pressure for 30 seconds.
- 24
Reinsert SIM Tray
1 minPush the SIM card tray back into its slot until it sits flush against the outer housing.
After your Motorola G Fast charging port repair
Power the G Fast 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 G Fast 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 G Fast repair context in the encyclopedia, or open related DIY guides.

