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JBL Charge 4 Motherboard Replacement

What you need

  1. JBL Charge 4 Motherboard Replacement, Speaker Grill: step 1, image 1 of 1
    • Flip your speaker over and insert the plastic opening tool into the slit on the grille.

    • Pry away from yourself towards the back of the speaker to release the clip.

    • Repeat this process for the clip on the other side.

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  2. JBL Charge 4 Motherboard Replacement: step 2, image 1 of 2 JBL Charge 4 Motherboard Replacement: step 2, image 2 of 2
    • Remove the two 8mm Phillips #0 screws from the other edge of the grille.

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  3. JBL Charge 4 Motherboard Replacement: step 3, image 1 of 1
    • Pull apart both sides of the grille.

    • Lift the cover off of the speaker.

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  4. JBL Charge 4 Motherboard Replacement, Passive Bass Radiators: step 4, image 1 of 2 JBL Charge 4 Motherboard Replacement, Passive Bass Radiators: step 4, image 2 of 2
    • Using the plastic opening tool, lift the tab on top of the speaker to release the radiator from the clips.

    • Repeat this process on the other clips around the radiator to release it from the frame.

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  5. JBL Charge 4 Motherboard Replacement: step 5, image 1 of 2 JBL Charge 4 Motherboard Replacement: step 5, image 2 of 2
    • Push the radiator off of the frame of the device.

    • Repeat on the other side.

    • The passive bass radiators seal out water from inside the device. Removing them multiple times may compromise the waterproof nature of the speaker.

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  6. JBL Charge 4 Motherboard Replacement, Battery: step 6, image 1 of 2 JBL Charge 4 Motherboard Replacement, Battery: step 6, image 2 of 2
    • Remove the two 6mm Phillips #0 screws on the front side of the port bay cover.

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  7. JBL Charge 4 Motherboard Replacement: step 7, image 1 of 1
    • Gently slide the cover back and off the hooks.

    • Remove the port bay cover.

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  8. JBL Charge 4 Motherboard Replacement: step 8, image 1 of 3 JBL Charge 4 Motherboard Replacement: step 8, image 2 of 3 JBL Charge 4 Motherboard Replacement: step 8, image 3 of 3
    • Remove the two 6mm Phillips #0 screws.

    • Remove the four 8mm Phillips #0 screws.

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  9. JBL Charge 4 Motherboard Replacement: step 9, image 1 of 1
    • Lift up the battery cover.

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  10. JBL Charge 4 Motherboard Replacement: step 10, image 1 of 3 JBL Charge 4 Motherboard Replacement: step 10, image 2 of 3 JBL Charge 4 Motherboard Replacement: step 10, image 3 of 3
    • Remove the sticky tape to expose the white ribbon cable ZIF connector.

    • Flip up the black locking flap on the ZIF connector with the tip of a spudger or your fingernail to release the cable.

    • Remove the white ribbon cable from the battery cover and place the cover to the side.

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  11. JBL Charge 4 Motherboard Replacement: step 11, image 1 of 2 JBL Charge 4 Motherboard Replacement: step 11, image 2 of 2
    • Remove the battery from the battery socket by gently pulling on it.

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  12. JBL Charge 4 Motherboard Replacement: step 12, image 1 of 3 JBL Charge 4 Motherboard Replacement: step 12, image 2 of 3 JBL Charge 4 Motherboard Replacement: step 12, image 3 of 3
    • Pull out the battery enough to expose the battery's wire connector.

    • Push down on the white tab and gently pull out the battery-device connector.

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  13. JBL Charge 4 Motherboard Replacement, Speaker: step 13, image 1 of 2 JBL Charge 4 Motherboard Replacement, Speaker: step 13, image 2 of 2
    • Flip the device so that the speaker faces you.

    • Remove the four 8mm Phillips #1 screws.

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  14. JBL Charge 4 Motherboard Replacement: step 14, image 1 of 1
    • Gently pull out the speaker.

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  15. JBL Charge 4 Motherboard Replacement: step 15, image 1 of 2 JBL Charge 4 Motherboard Replacement: step 15, image 2 of 2
    • Desolder the red and black wires.

    • A guide for soldering and desoldering can be found here.

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  16. JBL Charge 4 Motherboard Replacement, Motherboard: step 16, image 1 of 3 JBL Charge 4 Motherboard Replacement, Motherboard: step 16, image 2 of 3 JBL Charge 4 Motherboard Replacement, Motherboard: step 16, image 3 of 3
    • Remove the wire harness coming from the port bay on the left side of the motherboard by gently lifting the connector from its housing.

    • Remove the white ribbon cable from the ZIF connector by lifting the black locking flap on the connector with a spudger or your fingernail.

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  17. JBL Charge 4 Motherboard Replacement: step 17, image 1 of 2 JBL Charge 4 Motherboard Replacement: step 17, image 2 of 2
    • Remove the ground cable harness next to the speaker wire by gentling pulling it from the connector.

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  18. JBL Charge 4 Motherboard Replacement: step 18, image 1 of 2 JBL Charge 4 Motherboard Replacement: step 18, image 2 of 2
    • Flip the speaker around to the other side.

    • Remove the wiring harness leading to the port bay by pressing down on the tab and gently pulling the harness from the connector.

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  19. JBL Charge 4 Motherboard Replacement: step 19, image 1 of 3 JBL Charge 4 Motherboard Replacement: step 19, image 2 of 3 JBL Charge 4 Motherboard Replacement: step 19, image 3 of 3
    • Push the motherboard from either side of the housing along its tracks.

    • Pull out the motherboard from the speaker housing.

    • When putting the motherboard back in the housing, ensure that it is between the two tracks on the top side of the speaker.

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Conclusion

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

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13 other people completed this guide.

Zachary Colwell

Member since: 01/24/19

2,189 Reputation

5 Guides authored

Team

Cal Poly, Team S1-G1, White Winter 2019 Member of Cal Poly, Team S1-G1, White Winter 2019

CPSU-WHITE-W19S1G1

4 Members

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5 Guide Comments

Where i could buy a replacement motherboard for jbl charge 4?thank you.

bbt8mikael_06 - Reply Share

This guide has a vital flaw. Just look at the loose wire cause by a broken solder in image 16!

PAJ 101 - Reply Share

that's the antenna cable which was pulled out of the connector. The step of popping the antenna connector out is missing.

Dan Glogoveanu - Reply Share

from where i buy or replace the motherboard of jbl charge 4?

Aman Bisht - Reply Share

JBL Charge4 TL mother board repair please

Abhi Kundu - Reply Share

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