Phone · Motorola · G4 Plus
Motorola G4 Plus Charging Port Repair
Charging Port Repair guide for the Motorola G4 Plus
Before you begin
Tools
- Phillips #00 Screwdriver
- Plastic Spudger
- Plastic Opening Pick
- Tweezers
- Soldering Iron
- Desoldering Braid
- Magnifying Glass
- Anti-static Wrist Strap
Parts / materials
- Replacement Moto G4 Plus Micro-USB Charging Port
- Solder Wire
- Liquid Rosin Flux
- 90%+ Isopropyl Alcohol
Safety
- Wear safety glasses while soldering to protect against flux splatter.
- Perform soldering in a well-ventilated space or use a fume extractor.
- Always disconnect the battery before handling motherboard components.
Overview
Step-by-step
- 1
Pop off back cover
2 minInsert a plastic opening pick into the notch near the charging port and pry the rear cover away from the chassis.
- 2
Remove SIM and SD cards
1 minSlide out any installed SIM cards and MicroSD cards from their respective slots.
- 3
Unscrew midframe fasteners
5 minRemove the 19 Phillips #00 screws securing the inner midframe assembly to the phone body.
- 4
Pry up midframe edges
3 minInsert a plastic spudger along the outer seam of the midframe to unclip it from the housing.
- 5
Disconnect fingerprint sensor flex
2 minGently lift the midframe and use tweezers to unlatch the fingerprint sensor flex cable connector.
- 6
Remove midframe
1 minLift the midframe completely off the phone and place it on your workspace mat.
- 7
Disconnect battery cable
1 minUse a plastic spudger to pry the battery flex connector straight up from the motherboard.
- 8
Remove battery
3 minInsert a flat spudger under the battery and carefully lever it up to break the underlying adhesive.
- 9
Disconnect display flex cable
2 minFlip up the ZIF lock lever and pull the display flex cable out of its motherboard socket.
- 10
Disconnect antenna cable
1 minUse tweezers to unsnap the coaxial antenna cable connector from the bottom of the board.
- 11
Remove camera modules
3 minDisconnect and remove both the front-facing and rear camera modules from the motherboard.
- 12
Remove motherboard
2 minCarefully lift the motherboard out of the plastic frame.
- 13
Apply flux to port pins
2 minApply a small drop of liquid flux over the damaged Micro-USB port's mounting pads and data pins.
- 14
Desolder defective port
8 minHeat the anchor pins and pin rows with a soldering iron while using desoldering braid to absorb solder.
- 15
Clean motherboard contact pads
2 minClean the bare solder pads using isopropyl alcohol and a lint-free swab.
- 16
Position new charging port
2 minAlign the replacement Micro-USB port precisely over the cleaned contact pads on the motherboard.
- 17
Solder mounting anchors
5 minApply solder to the four main structural mounting legs to secure the port to the board.
- 18
Solder data and power pins
7 minCarefully solder each of the rear pin contacts using a fine-tip soldering iron and fresh flux.
- 19
Inspect solder joints
2 minExamine the pin connections under a magnifying glass to verify there are no solder bridges or loose pins.
- 20
Reinstall motherboard and cameras
3 minPlace the motherboard back into the frame and reconnect the front and rear cameras.
- 21
Reconnect flex cables and battery
3 minAttach the display flex, antenna cable, and battery connector back onto the motherboard.
- 22
Attach fingerprint flex and midframe
3 minReconnect the fingerprint sensor flex cable, snap the midframe onto the body, and press along the edges.
- 23
Secure midframe screws
5 minReinstall and tighten all 19 Phillips #00 screws around the midframe, then reattach the back cover.
After your Motorola G4 Plus charging port repair
Power the G4 Plus 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 G4 Plus 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 G4 Plus repair context in the encyclopedia, or open related DIY guides.
