Home Repair Guides LG LG G LG G6 LG G6 USB-C Port Replacement

LG G6 USB-C Port Replacement

This guide covers removal of the USB-C port and associated microphone board from the LG G6.

Step 1 | Rear Glass Panel

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Be extremely careful when cutting through adhesive near the fingerprint sensor to avoid damaging the fragile ribbon cable.

  • Locate the rear glass panel's backside, as shown in the first photo.
  • Observe the clearance between the edge of the panel and the fingerprint sensor cable.

When cutting near the left side of the fingerprint sensor (from outside the phone), use an opening tool with less than 3 mm insertion to prevent damage to the sensor cable.

Step 2

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Apply heat to the backside of the G6 using a hairdryer, heat gun, or an iOpener, focusing on the lower edge.

Be cautious not to apply too much heat, which may damage internal components.

Wait about a minute for the adhesive to soften before proceeding.

Step 3

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Mount a suction cup on the rear panel, near the heated edge.

Step 4

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Prop up the heated edge on a 0.5-inch thick object like an eraser for easier access.

  • If no prop, perform step at desk/table's edge for same angle of entry.

Apply significant force to lift rear panel's bottom edge with suction cup.

  • Heat may be needed repeatedly due to adhesive cooling quickly.
  • Press opening tool into gap, but avoid applying too much force or using metal tools.

Rear glass panel is fragile and prone to breakage from excessive force or metal prying.

Step 5

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Insert an opening pick into the gap along the bottom edge of the phone.

  • Preparation: Use a sliding motion with an opening tool to cut through the adhesive securing the rear glass panel.
  • Once a sufficient gap is created, remove the opening tool.

Do not remove the opening pick yet, as it helps prevent the adhesive from re-bonding.

Step 6

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Apply heat to each edge if necessary before slicing.

  • Use multiple opening picks for efficient separation.
  • Leave one pick on each side after finishing to prevent re-adhesion.

Slide an opening pick along the left edge to slice the adhesive securing the rear panel.

Step 7

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Slide the opening pick up the right edge of the phone, cutting through the adhesive.

  • Re-insert the pick into the bottom edge of the phone.
  • Continue sliding it upwards along the right edge.

Step 8

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Locate the fingerprint reader cable near the camera and prepare to cut through the adhesive on the upper edge.

  • Slide a precision opening pick across the top edge of the phone, carefully separating the remaining adhesive securing the rear glass panel.

Step 9

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Use an opening pick to gently pry up the rear glass panel.

  • Continue prying until the panel comes free.
  • Remove the rear glass panel.

Step 10

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Reusing the rear glass panel requires extra care.

  • Use tweezers to remove remaining adhesive from both sides with one direction only.
  • Clean adhesion areas with high concentration isopropyl alcohol (at least 90%) and a lint-free cloth.

Test your repair before installing new adhesive.

  • Peel away the replacement adhesive's liner and align it with the phone's back.
  • Press the adhesive into place, then remove any remaining liners.
  • Replace the rear glass panel and secure it firmly.

For best results, apply strong pressure for several minutes.

  • Place your phone under a stack of heavy books to maintain even pressure.
  • Alternatively, you can reinstall the rear panel without replacing adhesive by removing large chunks first.

Step 11 | Battery Disconnect

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Remove the four Phillips screws securing the lower antenna shield.

  • Set aside the removed screws for reinstallation.
  • The Warranty Void If Removed sticker can be safely discarded at this time.

Step 12

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Use a spudger to carefully pry up the lower antenna shield

  • Insert the point of the spudger into the gap between the shield and metal frame.
  • Lift the shield up and remove it from the phone.

Step 13

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Remove all seven Phillips screws securing the upper antenna shield.

Step 14

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Insert flat-end spudger into gap between upper antenna shield & phone chassis.

  • Pry up to release clips holding shield in place.
  • Remove upper antenna shield and wireless charging coil.

Step 15

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  • Use a spudger to pry up the press connector on the battery's ribbon cable.
  • The battery will be disconnected once the press connector is released.

Step 16 | Motherboard

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The motherboard must be removed last, so do not skip this step!

  • Insert a SIM removal tool or the SIM removal bit into the hole opposite the volume buttons.
  • Press to release the SIM/MicroSD card tray.
  • Remove the SIM/MicroSD tray completely.

Step 17

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Use the flat end of a spudger to carefully lift up both press connectors located at the bottom end of the motherboard, situated above the USB-C port.

Step 18

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Remove the sticker securing the motherboard to the vibration motor.

Step 19

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  • Lift the motherboard, grasping the end near the cameras, and carefully remove it from the phone.

Step 20 | USB-C Port

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  • Insert the flat end of a opening tool into the USB-C / mic assembly.
  • Pry gently upward with the tool to release the assembly.
  • Remove the USB-C / mic assembly from the phone.
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