Introduction

Is your Sonos Era 100 not producing sound or have a distorted bass sound? This guide will walk you through the process of replacing the woofer. You will start with successfully dissembling the speaker to reach the inside components. After, you will use tools such as, tweezers, a metal spudger, and a screwdriver to replace the woofer.

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    • Gently pull off the rubber foot on the the bottom of the speaker.

    • Take care not to stretch or damage the rubber foot if you intend to reuse it. Use a hairdryer or iOpener to lightly heat the foot adhesive to aid in removal.

    • Remove the five 11 mm Torx T20 screws that secure the bottom plate.

    • Carefully lift off the bottom plate.

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    • Carefully disconnect the ribbon cable connected underneath the bottom panel.

    • To detach the back panel, gently push it in a downward motion.

    • Be especially mindful of the delicate ribbon cable attached to the top edge.

    • Use tweezers to disconnect the USB-C PCB from the back panel.

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    • Remove the 8 mm and 11 mm T10 Torx screws securing the speaker grille.

    • Once removed, the speaker grill should fall to both sides of the speaker.

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    • Using a halberd spudger, carefully remove the foam tape. Do this by keeping tension on the foam shown in the images and slicing underneath the tape.

    • Pull the speaker grille off.

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    • Remove all four T10 Torx screws securing the touch bar assembly.

    • Use an opening tool to release all four white retaining clips.

    • Lift the touch bar assembly perpendicular to the unit, with care not to strain the connected ribbon cable.

    • Lift the black ZIF locking flap that secures the touch bar assembly ribbon cable.

    • Disconnect the ribbon cable.

    • Remove the touch bar assembly.

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    • Remover rubber plugs with a metal spudger

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    • Remove front-bottom two T10 Torx 11 mm screws.

    • Remove the six front T10 Torx screws.

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    • Remove the four T10 Torx screws on the back of the device.

    • Pry open the speaker body to access the internals.

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    • Use tweezers to disconnect the positive and negative wires from the back of the woofer.

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    • Remove all four T20 Torx screws from the woofer cover.

    • Use a spudger to lift the woofer out of its housing.

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    • Remove the woofer.

Conclusion

To reassemble your device, follow the above steps 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.

Nick F.

Member since: 21/03/25

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