Phone · Motorola · G Stylus 4G
Motorola G Stylus 4G Charging Port Repair
Charging Port Repair guide for the Motorola G Stylus 4G
Before you begin
Tools
- Phillips #00 screwdriver
- Heat gun or iOpener
- Suction cup
- Opening picks
- Spudger
- Tweezers
- SIM eject tool
Parts / materials
- Replacement Motorola G Stylus 4G charging port daughterboard
- Pre-cut back cover adhesive strips
- Isopropyl alcohol (90%+)
Safety
- Wear safety glasses to protect your eyes when applying heat near glass or plastic panels.
- Disconnect the battery press connector before performing repairs on electronic sub-boards.
- Avoid bending or puncturing the lithium-ion battery with sharp metal tools.
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 side edge. Push firmly to pop the tray out, then remove it completely.
- 2
Heat the rear panel
2 minUse a heat gun or heated iOpener along the rear edges of the phone for two minutes to soften the adhesive. Keep the heat moving continuously to avoid scorching the plastic.
- 3
Attach a suction cup
1 minPress a suction cup onto the lower portion of the rear panel near the bottom edge. Pull up gently on the suction cup handle to create a slight gap between the cover and the frame.
- 4
Insert an opening pick
1 minInsert the tip of an opening pick into the gap created under the bottom edge of the back panel. Do not insert the pick deeper than 3 mm to avoid damaging internal components.
- 5
Slice the perimeter adhesive
3 minSlide the opening pick around all four edges of the back cover to cut through the perimeter adhesive. Reapply heat if you feel strong resistance.
- 6
Lift the rear cover
1 minGently hinge the rear cover open from the right side like a book. Do not pull the cover completely off yet, as the fingerprint sensor cable is still connected.
- 7
Disconnect the fingerprint flex
1 minUse the flat end of a spudger to pry the fingerprint sensor cable connector straight up from its motherboard socket. Set the back cover aside.
- 8
Remove the motherboard bracket screws
2 minUse a Phillips #00 screwdriver to remove the screws securing the top motherboard bracket. Keep track of each screw position for reassembly.
- 9
Pry off the motherboard bracket
1 minInsert a spudger under the edge of the plastic motherboard shield and gently pry it off the housing. Set the bracket aside.
- 10
Disconnect the battery cable
1 minUse a plastic spudger to pop the battery press connector straight off the motherboard socket. Disconnecting the battery prevents electrical damage during the repair.
- 11
Remove the loudspeaker screws
2 minUnscrew the Phillips #00 screws holding the bottom loudspeaker module to the phone frame. Place the screws in a secure tray.
- 12
Remove the loudspeaker assembly
1 minInsert a spudger beneath the notch on the loudspeaker module and lever it up from the frame. Remove the speaker to expose the daughterboard.
- 13
Disconnect the main interconnect cable
1 minUse the edge of a spudger to pry the lower end of the main flex cable straight off the daughterboard socket.
- 14
Disconnect the coaxial antenna cable
1 minUse fine tweezers to gently lift the white coaxial antenna cable head off its snap connector on the daughterboard. Pull straight up to avoid twisting the connector.
- 15
Remove the daughterboard retaining screw
1 minRemove the single Phillips #00 screw anchoring the daughterboard to the bottom chassis. Put this small screw in a safe spot.
- 16
Pry out the old daughterboard
1 minInsert a flat spudger under the edge of the daughterboard and pry it up from the phone frame. Discard the damaged board.
- 17
Position the new daughterboard
1 minLower the replacement charging port board into its recess at the bottom of the frame. Align the USB-C port snugly with the outer frame opening.
- 18
Secure the daughterboard screw
1 minReinstall the single Phillips #00 screw into the daughterboard to secure it to the chassis. Tighten until snug.
- 19
Reconnect the coaxial antenna cable
1 minAlign the antenna head over its motherboard terminal on the new daughterboard using tweezers. Press down firmly with a spudger until it snaps into place.
- 20
Reconnect the interconnect flex cable
1 minAlign the bottom connector of the interconnect cable with the daughterboard socket and press down until it clicks securely.
- 21
Reinstall the loudspeaker assembly
2 minPosition the loudspeaker housing back over the bottom sub-board. Replace and tighten all lower Phillips screws.
- 22
Reconnect the battery press connector
1 minAlign the battery press connector over its motherboard terminal and push straight down until it snaps into position.
- 23
Reattach the motherboard bracket
2 minPlace the top plastic motherboard shield back onto the upper frame. Drive in all saved Phillips screws until snug.
- 24
Reconnect the fingerprint sensor
1 minHold the back cover near the phone body and press the fingerprint flex cable connector straight onto its motherboard socket.
- 25
Apply new back cover adhesive
2 minClean remaining old adhesive off the frame using isopropyl alcohol, then line the perimeter with pre-cut adhesive strips.
- 26
Seal the rear cover
2 minAlign the rear cover precisely with the phone body and press firmly along all four edges to set the new adhesive.
After your Motorola G Stylus 4G charging port repair
Power the G Stylus 4G 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 Stylus 4G 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 Stylus 4G repair context in the encyclopedia, or open related DIY guides.

