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Fairphone Fairbuds Mainboard Replacement

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Time Required: 10 - 15 minutes
Difficulty: Moderate
Fairphone Fairbuds Mainboard Replacement

Introduction

Go to step 1 ↓

Use this guide to replace the mainboard in your Fairphone Fairbuds.

You should replace your mainboard if your charging case isn't working, and you've ruled out any issues with the charging case's battery.

What you need

Tools

  • Phillips #00 Screwdriver
    4.9
  • Spudger
    4.9
    1. Fairphone Fairbuds Mainboard Replacement, Remove the earbuds: step 1, image 1 of 2 Fairphone Fairbuds Mainboard Replacement, Remove the earbuds: step 1, image 2 of 2
      • Remove your earbuds from the charging case.

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    1. Fairphone Fairbuds Mainboard Replacement, Remove the outer shell screw: step 2, image 1 of 2 Fairphone Fairbuds Mainboard Replacement, Remove the outer shell screw: step 2, image 2 of 2
      • Flip your charging case upside down.

      • Use a Phillips screwdriver to remove the 4.5 mm‑long screw securing the outer shell.

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    2. Fairphone Fairbuds Mainboard Replacement, Remove the battery: step 3, image 1 of 2 Fairphone Fairbuds Mainboard Replacement, Remove the battery: step 3, image 2 of 2
      • Flip up the bottom of the outer shell to expose the battery.

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    3. Fairphone Fairbuds Mainboard Replacement: step 4, image 1 of 3 Fairphone Fairbuds Mainboard Replacement: step 4, image 2 of 3 Fairphone Fairbuds Mainboard Replacement: step 4, image 3 of 3
      • Use your finger to pry up the battery at its notch and remove it.

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    1. Fairphone Fairbuds Mainboard Replacement, Remove the charging core: step 5, image 1 of 2 Fairphone Fairbuds Mainboard Replacement, Remove the charging core: step 5, image 2 of 2
      • Lift the charging core out of the outer shell and remove it.

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    1. Fairphone Fairbuds Mainboard Replacement, Remove the charging core screws: step 6, image 1 of 2 Fairphone Fairbuds Mainboard Replacement, Remove the charging core screws: step 6, image 2 of 2
      • Use a Phillips screwdriver to remove the six 3.9 mm‑long screws securing the two halves of the charging core.

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    2. Fairphone Fairbuds Mainboard Replacement, Open the charging core: step 7, image 1 of 3 Fairphone Fairbuds Mainboard Replacement, Open the charging core: step 7, image 2 of 3 Fairphone Fairbuds Mainboard Replacement, Open the charging core: step 7, image 3 of 3
      • Flip over the charging core and grip its top half, near the pairing button.

      • Lift the top half and swing it over the core, letting it rest on something sturdy.

      • Don't try to separate the two halves, as they're still attached by cables.

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    3. Fairphone Fairbuds Mainboard Replacement, Disconnect the mainboard: step 8, image 1 of 3 Fairphone Fairbuds Mainboard Replacement, Disconnect the mainboard: step 8, image 2 of 3 Fairphone Fairbuds Mainboard Replacement, Disconnect the mainboard: step 8, image 3 of 3
      • Use your fingers to pull the left earbud charging cable out of its socket.

      • Don't grip the cable! Only pull on the cable's plastic head.

      • If you're having trouble gripping the cable's head, use the tip of a spudger to push it out of its socket.

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    4. Fairphone Fairbuds Mainboard Replacement: step 9, image 1 of 3 Fairphone Fairbuds Mainboard Replacement: step 9, image 2 of 3 Fairphone Fairbuds Mainboard Replacement: step 9, image 3 of 3
      • Since the remaining connectors are next to each other, it can be difficult to grip them with your fingers. The following instructions use a spudger instead.

      • Use the tip of a spudger to push the right earbud cable head out of its socket to disconnect it.

      • Repeat for the USB-C port cable.

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    5. Fairphone Fairbuds Mainboard Replacement, Remove the mainboard screws: step 10, image 1 of 2 Fairphone Fairbuds Mainboard Replacement, Remove the mainboard screws: step 10, image 2 of 2
      • Use a Phillips screwdriver to remove the two 3.9 mm‑long screws securing the mainboard.

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    6. Fairphone Fairbuds Mainboard Replacement, Remove the mainboard: step 11, image 1 of 3 Fairphone Fairbuds Mainboard Replacement, Remove the mainboard: step 11, image 2 of 3 Fairphone Fairbuds Mainboard Replacement, Remove the mainboard: step 11, image 3 of 3
      • Lift the mainboard off its posts in the charging core and remove it.

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Conclusion

To reassemble your device, follow these instructions in reverse order.

Take your e-waste to an R2 or e-Stewards certified recycler.

Repair didn’t go as planned? Try some basic troubleshooting, or ask our Answers Community for help.

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