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Promowide SP1790 Charging Port Replacement

Introduction

This guide will instruct you on how to replace the charging port in this speaker. This will ensure the performance of the device's wireless function.

What you need

  1. Promowide SP1790 Charging Port Replacement, Battery Wire: step 1, image 1 of 1

    • Locate the six screws on the back of the speaker.

    Edit

  2. Promowide SP1790 Charging Port Replacement: step 2, image 1 of 1

    • Unscrew each of the six screws, then set them aside.

    Edit

  3. Promowide SP1790 Charging Port Replacement: step 3, image 1 of 1

    • Gently remove the back cover of the speaker.

    Edit

  5. Promowide SP1790 Charging Port Replacement: step 4, image 1 of 1

    • Place the speaker upside down.

    • Remove the battery cover located in the center of the speaker.

    Edit

  6. Promowide SP1790 Charging Port Replacement: step 5, image 1 of 1

    • Locate and remove the four screws under each of the pads near the power socket.

    Edit

  7. Promowide SP1790 Charging Port Replacement: step 6, image 1 of 1

    • Gently remove the bottom.

    • Do NOT pull out or damage wires.

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  8. Promowide SP1790 Charging Port Replacement: step 7, image 1 of 1

    • Remove the single motherboard screw.

    Edit

  9. Promowide SP1790 Charging Port Replacement: step 8, image 1 of 1

    • Remove both of the screws holding the power socket to the bottom chassis.

    Edit

  10. Promowide SP1790 Charging Port Replacement: step 9, image 1 of 1

    • Desolder and remove the old wire.

    • Insert the new wire and solder it into place.

    Edit
Conclusion

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

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