Samsung Galaxy S8+ - Replacing the earpiece

The earpiece isn’t working.

  • Galaxy S8+
  • 20 Steps
  • Very easy
  • 60 min.
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Introduction

In this repair guide, we show you how to replace your Galaxy S8's defective earpiece on your own. You need this repair if you can’t hear the person you’re talking to or the call is very quiet.

Required tools

  • Flache Plektren

    Flache Plektren

    You need a very flat tool such as a flat pick to pry out parts that are glued in place.

    €1.00 at the iDoc store
  • Heat gun

    Heat gun

    You can use a heat gun to heat parts that are glued on so they’re easier to remove. In most cases, you can also use a hairdryer.

    from €14.99 on Amazon
  • For storing screws

    For storing screws

    We recommend storing your screws so you don’t mix up the various screws and small parts.

    €10.00 at the iDoc store
  • Tweezers

    Tweezers

    We recommend using tweezers to remove screws and various small parts from your device.

    €16.00 at the iDoc store
  • Suction cup

    Suction cup

    A suction cup is perfect for lifting smooth surfaces such as displays or rear glass panels.

    €2.00 at the iDoc store
  • Phillips PH00 screwdriver

    Phillips PH00 screwdriver

    You need the right screwdriver for removing PH00 screws.

    €10.00 at the iDoc store
Show all replacement parts for the Galaxy S8+ 

Replacement parts and tools for this repair

Our tools plus the right spare part help you fix your device easily.

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Getting started

If you get stuck or have questions, you can post a comment for each step. We’d be happy to help.

20 steps
  1. Switching off your device

    Galaxy S8+ - Switching off your device 01
    Galaxy S8+ - Switching off your device 02
    1. Turn off your device by holding down the power button until the “Power off” option appears.
    2. Use your finger to confirm that you want to shut down your Galaxy S8 Plus and wait until the screen goes blank.
  2. Removing the back cover

    Galaxy S8+ - Removing the back cover 01
    Galaxy S8+ - Removing the back cover 02
    Galaxy S8+ - Removing the back cover 03
    Galaxy S8+ - Removing the back cover 04
    Galaxy S8+ - Removing the back cover 05
    Galaxy S8+ - Removing the back cover 06
    1. The back cover’s really glued to the chassis. Heat the device evenly with hot air to soften the glue.
    2. Then carefully try to lift the rear glass using a flat, blunt tool. It’s best if you find a loose spot where you can insert the first pick. Then work your way around the device step by step.

    Use a suction cup to lift the glass if you can’t find anywhere to insert the toolThis step can take a pretty long time. You may have to heat the rear glass or the glue a few more times before you can finally detach itDon’t take off the back cover all the way because you have to disconnect the connector for the fingerprint reader first.

  3. Disconnecting the fingerprint sensor

    Galaxy S8+ - Disconnecting the fingerprint sensor 01
    Galaxy S8+ - Disconnecting the fingerprint sensor 02
    Galaxy S8+ - Disconnecting the fingerprint sensor 03
    Galaxy S8+ - Disconnecting the fingerprint sensor 04
    1. After detaching the back cover, carefully lift it and disconnect the fingerprint sensor using the spudger.
    2. Then you can completely remove the back cover and set it aside.
  4. Removing the NFC antenna

    Galaxy S8+ - Removing the NFC antenna 01
    Galaxy S8+ - Removing the NFC antenna 02
    Galaxy S8+ - Removing the NFC antenna 03
    Galaxy S8+ - Removing the NFC antenna 04
    • 11 × 3,8 mm Phillips Schraube
    1. Remove the screws that attach the upper cover to the display.
    2. The cover is latched onto the case. Slide a flat tool under the latches to disconnect them.
    3. Now remove the antenna.
  5. Disconnecting the battery contact

    Galaxy S8+ - Disconnecting the battery contact 01
    Galaxy S8+ - Disconnecting the battery contact 02
    1. Using the spudger, carefully disconnect the battery contact from the motherboard.
  6. Removing the speaker

    Galaxy S8+ - Removing the speaker 01
    Galaxy S8+ - Removing the speaker 02
    Galaxy S8+ - Removing the speaker 03
    • 4 × 3,8 mm Phillips Schraube
    1. Remove the screws that attach the speaker to the display.
    2. Use a flat object like a pair of tweezers to detach the speaker and then remove it.
  7. Removing the SIM and microSD card tray

    Galaxy S8+ - Removing the SIM and microSD card tray 01
    Galaxy S8+ - Removing the SIM and microSD card tray 02
    1. Use the SIM tool to eject the SIM card tray from your device and then remove the tray with your fingers.
  8. Disconnecting all the contacts from the motherboard

    Galaxy S8+ - Disconnecting all the contacts from the motherboard 01
    Galaxy S8+ - Disconnecting all the contacts from the motherboard 02
    Galaxy S8+ - Disconnecting all the contacts from the motherboard 03
    Galaxy S8+ - Disconnecting all the contacts from the motherboard 04
    Galaxy S8+ - Disconnecting all the contacts from the motherboard 05
    Galaxy S8+ - Disconnecting all the contacts from the motherboard 06
    Galaxy S8+ - Disconnecting all the contacts from the motherboard 07
    • Volume & Standby Buttons
    • Frontcamera & Sensor
    • Display
    • Antenna
    1. Using the spudger, carefully disconnect the marked contacts from the logic board.

    Make sure you don’t damage the motherboard’s contacts when you disconnect the antenna cables.

  9. Removing the front camera & sensor

    Galaxy S8+ - Removing the front camera & sensor 01
    Galaxy S8+ - Removing the front camera & sensor 02
    1. Simply pry the front camera and the sensor out of the chassis and then remove it.
  10. Removing the motherboard

    Galaxy S8+ - Removing the motherboard 01
    Galaxy S8+ - Removing the motherboard 02
    Galaxy S8+ - Removing the motherboard 03
    Galaxy S8+ - Removing the motherboard 04
    Galaxy S8+ - Removing the motherboard 05
    1. Now you can carefully remove the motherboard. Make sure it doesn’t get caught on the connectors you already disconnected.
    2. The USB port is still connected to the back of the board. Once you’ve lifted the board, you can use the spudger to disconnect this contact.
    3. Then set the board aside in a safe place.
    There's a small plastic pin in the opening of the SIM tray. Make sure it doesn't fall out.
  11. Removing the earpiece

    Galaxy S8+ - Removing the earpiece 01
    Galaxy S8+ - Removing the earpiece 02
    Galaxy S8+ - Removing the earpiece 03
    1. The earpiece is glued to the enclosure. Carefully detach it with a flat tool like the steel spatula.
  12. Installing the earpiece

    Galaxy S8+ - Installing the earpiece 01
    Galaxy S8+ - Installing the earpiece 02
    Galaxy S8+ - Installing the earpiece 03
    1. Put the earpiece back in the enclosure.
    2. Press it on a little so the glue will stick better.
  13. Installing the motherboard

    Galaxy S8+ - Installing the motherboard 01
    Galaxy S8+ - Installing the motherboard 02
    Galaxy S8+ - Installing the motherboard 03
    Galaxy S8+ - Installing the motherboard 04
    Galaxy S8+ - Installing the motherboard 05

    Now you can put the motherboard back in.

    1. First connect the USB connector on the back of the board.
    2. Then you can put the board back in the enclosure. Make sure no cables or connectors get stuck under the board.
  14. Connecting the contacts on the motherboard

    Galaxy S8+ - Connecting the contacts on the motherboard 01
    Galaxy S8+ - Connecting the contacts on the motherboard 02
    Galaxy S8+ - Connecting the contacts on the motherboard 03
    Galaxy S8+ - Connecting the contacts on the motherboard 04
    Galaxy S8+ - Connecting the contacts on the motherboard 05
    • Volume & Standby Buttons
    • Display
    • Antenna
    1. Now connect the marked contacts to the board again.
  15. Inserting the SIM and microSD card tray

    Galaxy S8+ - Inserting the SIM and microSD card tray 01
    Galaxy S8+ - Inserting the SIM and microSD card tray 02
    1. Insert the SIM card tray back into your device. Make sure the tray is positioned properly.
  16. Installing the front camera & sensor

    Galaxy S8+ - Installing the front camera & sensor 01
    Galaxy S8+ - Installing the front camera & sensor 02
    Galaxy S8+ - Installing the front camera & sensor 03
    Galaxy S8+ - Installing the front camera & sensor 04
    1. Put the front camera and the sensor in the opening at the upper edge of the enclosure. Make sure it clicks into place properly.
  17. Installing the speaker

    Galaxy S8+ - Installing the speaker 01
    Galaxy S8+ - Installing the speaker 02
    Galaxy S8+ - Installing the speaker 03
    • 4 × 3,8 mm Phillips Schraube
    1. Now put the speaker at the lower end of the enclosure.
    2. Press it gently with your fingers until it clicks into place in the enclosure.
    3. Then reinsert the marked screws.
  18. Connecting the battery

    Galaxy S8+ - Connecting the battery 01
    Galaxy S8+ - Connecting the battery 02
    1. Connect the battery to the motherboard. Press the contact onto the connection on the motherboard until you hear it click into place.
  19. Installing the NFC antenna

    Galaxy S8+ - Installing the NFC antenna 01
    Galaxy S8+ - Installing the NFC antenna 02
    Galaxy S8+ - Installing the NFC antenna 03
    • 11 × 3,8 mm Phillips Schraube
    1. Put the cover with the antenna back in the enclosure after hooking it onto the top of the enclosure.
    2. Then press the cover with your fingers until it clicks gently into place all over.
    3. Fasten the phillips screws.
  20. Attaching the back cover

    Galaxy S8+ - Attaching the back cover 01
    Galaxy S8+ - Attaching the back cover 02
    Galaxy S8+ - Attaching the back cover 03
    Galaxy S8+ - Attaching the back cover 04
    Galaxy S8+ - Attaching the back cover 05
    1. Put the back cover back in its original position.
    2. Connect the fingerprint sensor again.
    3. Press the back cover on all over so the glue will stick.

    You can also heat your device with hot air and then clamp it or weight it down with a couple books so the glue will stick better.

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