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Samsung Galaxy S4 Charging Port Repair

Charging Port Repair guide for the Samsung Galaxy S4

Moderate
~34 min
19 steps

Before you begin

Tools

  • Phillips #00 screwdriver
  • Plastic prying tools
  • Spudger tool
  • Tweezers
  • Anti-static wrist strap

Parts / materials

  • Replacement Galaxy S4 charging port flex cable
  • Isopropyl alcohol (99%)
  • Double-sided repair adhesive tape

Safety

  • Always remove the battery before handling internal electronic connectors to prevent electrical shorts.
  • Wear an anti-static wrist strap to avoid electrostatic discharge damage to delicate logic board components.
  • Do not puncture or bend the battery during removal to avoid thermal damage or fire hazard.

Overview

# Samsung Galaxy S4 Charging Port Repair Repair Guide Action-specific charging port repair walkthrough for the Samsung Galaxy S4. About 34 minutes across 19 steps. This DIY guide walks through charging port repair on the Samsung Galaxy S4 (Galaxy S series phone). Before you open the device, confirm the exact model number on the Samsung settings screen or rear housing so your replacement part matches the Galaxy S4 specifically—not a similar Galaxy S sibling. Most DIY techs finish this Samsung Galaxy S4 charging port repair in about 34 minutes when parts and tools are ready. Difficulty is rated intermediate for this model. Recommended tools for this Samsung Galaxy S4 job: Phillips #00 screwdriver, Plastic prying tools, Spudger tool, Tweezers, Anti-static wrist strap. Parts and supplies: Replacement Galaxy S4 charging port flex cable, Isopropyl alcohol (99%), Double-sided repair adhesive tape. Power the Galaxy S4 off completely, remove SIMs/SD cards if present, and work on a clean, well-lit surface with a magnetic mat for screws. If a step feels wrong for your Samsung Galaxy S4, stop and compare the connector layout to the photos in this guide. When you prefer a same-day pro repair in Seattle instead, LML Repair can handle charging port repair for this model with tested parts and a workmanship warranty.

Step-by-step

  1. 1

    Power off the device

    1 min

    Press and hold the Power button, then tap Turn Off to ensure the phone is completely shut down.

  2. 2

    Remove the rear cover

    1 min

    Insert a fingernail or plastic opening pick into the pry notch near the power button to unclip and remove the back panel.

  3. 3

    Lift out the battery

    1 min

    Pry the battery upward from the recess at the bottom edge and remove it from the battery well.

  4. 4

    Eject SIM and microSD cards

    1 min

    Press down slightly and slide out any installed SIM card and microSD card from their respective metal trays.

  5. 5

    Unscrew the midframe

    3 min

    Use a Phillips #00 screwdriver to remove the nine identical screws securing the internal midframe housing.

  6. 6

    Unclip the midframe

    3 min

    Insert a plastic pry tool between the chrome bezel and the display assembly, running it along the perimeter to release the plastic clips.

  7. 7

    Disconnect the display connector

    1 min

    Use a spudger to pop the display press connector straight up off the top right of the motherboard.

  8. 8

    Disconnect the front camera and sensor connectors

    2 min

    Pry up the front-facing camera, sensor array, and earpiece speaker ribbon cable connectors from the motherboard.

  9. 9

    Disconnect the lower antenna coaxial cable

    1 min

    Gently pry up the gold antenna cable connector located near the bottom right of the motherboard.

  10. 10

    Disconnect the main charging port flex connector

    1 min

    Pop the wide charging port assembly ribbon connector off the bottom section of the motherboard.

  11. 11

    Remove the motherboard retaining screw

    1 min

    Remove the single black Phillips #00 screw holding the upper section of the motherboard to the frame.

  12. 12

    Lift out the motherboard

    2 min

    Carefully tilt up the top edge of the motherboard and lift it clear of the chassis, taking care not to snag any lingering cables.

  13. 13

    Unpeel the soft key ribbon cables

    2 min

    Use tweezers to carefully pry the left Menu key and right Back key ribbon cables off the lower frame adhesive.

  14. 14

    Pry up the damaged charging port board

    2 min

    Insert a flat spudger underneath the micro-USB board assembly and pry it off the adhesive backing inside the bottom case.

  15. 15

    Adhere the new charging port assembly

    2 min

    Align the micro-USB port with the bottom cutout and press the new charging port flex board firmly into position.

  16. 16

    Reattach the soft key ribbon cables

    2 min

    Place and press the Menu and Back touch sensor ribbons onto their adhesive mounting pads on the new daughterboard.

  17. 17

    Reinstall the motherboard and reconnect cables

    3 min

    Lower the motherboard into place and firmly press down all connector flexes until they snap onto the board.

  18. 18

    Fasten the motherboard screw and snap the midframe

    3 min

    Reinstall the single motherboard screw, then press the midframe onto the frame until all perimeter clips engage securely.

  19. 19

    Reinstall screws and outer components

    2 min

    Tighten the nine midframe Phillips screws, insert the SIM/microSD cards and battery, then snap the rear cover back on.

After your Samsung Galaxy S4 charging port repair

Power the Galaxy S4 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 Samsung Galaxy S4 job before assuming the part is defective. Keep leftover adhesive and screws labeled in case you need a second pass.

Keep learning

Explore more Samsung Galaxy S4 repair context in the encyclopedia, or open related DIY guides.

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