Samsung Galaxy S7 - Replacing the antennas

The antennas are broken.

  • Galaxy S7
  • 11 Steps
  • Medium
  • 15 min.
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Introduction

In this repair guide, we show you how to remove your Galaxy S7’s antennas on your own. You need to remove the antennas if they broke when your device fell and they no longer hold the device together, or if you’re having problems with the signal. You also need this repair if you can no longer charge your device wirelessly.

Required tools

  • Hartplastik-Plektren

    Hartplastik-Plektren

    You need a flat but stable tool such as a 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 S7 

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.

11 steps
  1. Switching off your device

    Galaxy S7 - Switching off your device 01
    Galaxy S7 - 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 S7 and wait until the screen goes blank.
  2. Removing the back cover

    Galaxy S7 - Removing the back cover 01
    Galaxy S7 - Removing the back cover 02
    Galaxy S7 - Removing the back cover 03
    Galaxy S7 - Removing the back cover 04
    1. The glass back cover is glued to the chassis. Remove the back cover by putting on a suction cup and pulling on it. Also use a pick to push against the frame. Heat your device with hot air beforehand so the glue will be easier to detach.
    2. As soon as a gap appears between the back cover and the chassis, you can insert the pick between the two parts.
    3. The back cover is painted on the inside. Remove any adhesive residue carefully to avoid scratches or cracks.

    4. Use more picks to disconnect all the corners one after the other.
    5. Remove the back cover as soon as all the glue is detached.
  3. Removing the screws

    Galaxy S7 - Removing the screws 01
    Galaxy S7 - Removing the screws 02
    1. Remove the twelve screws that hold the antennas and the speaker in place.
      12 x 3.3 mm PH00 Phillips screws
    2. Remove the yellow adhesive strip.
  4. Removing the upper antenna

    Galaxy S7 - Removing the upper antenna 01
    Galaxy S7 - Removing the upper antenna 02
    1. Disconnect the upper antenna from the enclosure. The antenna is hooked onto the enclosure. Start at the upper right corner.
    2. As soon as the antenna has come off on the right side, carefully pull it up in the middle so the left side will come off, too.
    3. Remove the antenna from the enclosure.
  5. Removing the middle antenna

    Galaxy S7 - Removing the middle antenna 01
    1. Pull the middle antenna out of the enclosure. Note that it’s hooked onto the lower antenna.
  6. Removing the speaker

    Galaxy S7 - Removing the speaker 01
    Galaxy S7 - Removing the speaker 02
    1. Disconnect the speaker by using the tweezers to unhook it on the left side.
    2. Remove the speaker from the enclosure.
  7. Installing the speaker

    Galaxy S7 - Installing the speaker 01
    1. Put the speaker at the lower end of the enclosure.
    2. Press on the speaker with your fingers until it clicks into place in the enclosure.
  8. Installing the middle antenna

    Galaxy S7 - Installing the middle antenna 01
    1. Put the antenna back in the enclosure after hooking it onto the lower antenna.
    2. Press on the antenna with your fingers until it clicks into place in the enclosure.
  9. Installing the upper antenna

    Galaxy S7 - Installing the upper antenna 01
    1. Put the antenna back in the enclosure. First put it on the left side and then press it on firmly with your fingers.
    2. You should be able to hear the antenna click into place.
  10. Fastening the screws

    Galaxy S7 - Fastening the screws 01
    Galaxy S7 - Fastening the screws 02
    1. Put the yellow adhesive strip back on.
    2. Attach everything using the screws.
      12 x 3.3 mm PH00 Phillips screws
  11. Attaching the back cover

    Galaxy S7 - Attaching the back cover 01
    Galaxy S7 - Attaching the back cover 02
    1. Put the back cover back in its original position.
    2. Press the back cover on all over so the glue will stick.
    3. 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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