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Introduction

If your JBL stops turning on or won’t charge when showing no signs of working with a working charger or battery, use this guide to replace the internal motherboard.

What you need

Step 1 Grille

JBL Go 3 Motherboard Replacement, Grille: step 1, image 1 of 3

JBL Go 3 Motherboard Replacement, Grille: step 1, image 2 of 3

JBL Go 3 Motherboard Replacement, Grille: step 1, image 3 of 3

Using an iFixit Opening Pick or a Jimmy, pry along the seam between the rubber outer layer and the hard shell.
Work your way around the edges until the shell loosens and can be fully removed.

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Step 2

JBL Go 3 Motherboard Replacement: step 2, image 3 of 3

Align the new shell with the speaker’s body, making sure all edges are properly positioned.
Press firmly around the edges until the shell snaps securely into place.

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Step 3 Motherboard

JBL Go 3 Motherboard Replacement, Motherboard: step 3, image 1 of 3

JBL Go 3 Motherboard Replacement, Motherboard: step 3, image 2 of 3

JBL Go 3 Motherboard Replacement, Motherboard: step 3, image 3 of 3

Locate the internal screws underneath the outer shell.
Unscrew and remove the screws using a precision screwdriver.
Carefully lift the casing to expose the motherboard.

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Step 4

Remove the screws securing the motherboard to the internal casing.
Gently disconnect the battery from the motherboard.
Locate the wires that lead from the speaker to the motherboard.
Carefully pull the red connector from the motherboard and avoid pulling on wires.
Carefully lift and remove the motherboard.

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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.