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Galaxy S25+ Charging Port and Microphone

If your Galaxy S25+ isn’t charging properly or you’re having trouble with audio during calls, the charging port or built-in microphone may need to be replaced. This guide will walk you through the safe removal and installation of the charging port and microphone module. Whether you’re performing the repair yourself or verifying professional service steps, these instructions will help ensure everything is handled carefully to avoid damaging internal components.

Galaxy S25+ Charging Port and Microphone

Note
The microphone is built into the charging port module.

Galaxy S25+ Charging Port and Microphone Disassembly

Galaxy S25+ Charging Port and Microphone Disassembly
Note
Remove the SIM Card Tray and Back Cover first before you begin.
1

Check for the disassembly steps of the Bottom Speaker and completely separate the wireless charging module and speaker module.

Internal view of the Galaxy S25 Plus showing the wireless charging module and speaker module being removed.

2

Using the tweezers, disconnect the battery connector first from the main board. Then, disconnect the 2 flex cable connectors from the charging port using the tweezers.

Two step diagram showing tweezers disconnecting the battery and charging port flex cables.

Warning
  • Make sure to first disconnect the battery connector for your own safety.
  • Be careful not to damage the battery.
3

Check the 2 screws on the charging port and remove them using a cross-head screwdriver.

Internal view of S25 Plus with blue circles highlighting two screws on the charging port board.

Note
Check the number of screws that have been removed, and store them carefully to make sure that no unassembled screws are left inside the device during assembly.
4

After lifting the FPCB cables up carefully, lift up on the separator groove of the charging port module using the tweezers and remove it carefully.

Two step diagram showing tweezers lifting and removing the charging port module from the frame.

Warning
Be careful not to damage the battery.
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Galaxy S25+ Charging Port and Microphone Reassembly

Galaxy S25+ Charging Port and Microphone Reassembly
Warning
Leaving screws inside the device may damage internal components, such as the battery. When assembling, be extra careful not to leave any unassembled screws inside the device.
1

Using the tweezers, insert the charging port module to the bottom metal frame of the device, and press down on it in its position smoothly.

Sequence showing the installation of the charging port board into the bottom of the device frame.

Warning
Be careful not to damage the battery.
Caution
Be careful not to damage the charging port and near components.
2

Check the screw 3554 (2 ea) at the 2 different points on the charging port and fasten the 2 screws using a cross-head screwdriver.

Close-up of the bottom frame with blue highlights on two circular microphone mounting points.

Caution
Be careful not to damage the charging port module side contact.
3

Using your fingers, connect the 2 flex cable connectors to the charging port.

Arrows indicating where to press down and secure the sub flex cable to the charging port board.

Caution
  • Be careful not to damage the cable.
  • Be careful not to damage the charging port and near components.
4

Connect the battery connector to the main board.

Magnified view showing the connection point for the upper flex cable onto the main circuit board.

Warning
Be careful not to damage the battery.
Caution
Be careful not to damage the battery connector.
5

Check for the reassembly steps of the Bottom Speaker and completely reassemble the wireless charging module and speaker module.

Sequence showing the wireless charging coil being placed over the battery and internal components.

6

Check carefully with your fingers to see if there are any screws or other foreign substances inside the device (battery, PBA, cable, etc.). Shake the device lightly with the back of the device facing down to remove any remaining screws.
Gloved hand holding the phone with blue arrows pointing downward to the back cover.
Note
Reassemble the Back Cover and SIM Card Tray to complete assembly.
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