소개

If you are experiencing bad or no audio from your Edifier W820NB Plus, you might need to replace one or both drivers. The drivers are the part responsible for producing sound in headphones, See this troubleshooting page for more information.

This guide requires soldering. If you're unfamiliar with soldering, review the How to Solder and Desolder Connections guide and take appropriate precautions before beginning.

필요한 것

1 단계 Ear Pads

Edifier W820NB Plus Drivers Replacement, Ear Pads: 1 단계, 이미지 1개 중 1개

Start with the headphones face up and the earpads visible.

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2 단계

Hold the driver housing in one hand and insert an opening tool into the seam between the earpad and driver housing.

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3 단계

With your inserted opening tool, pry around the perimeter of the ear pad until it fully releases.
Repeat this procedure for the other side if necessary.

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4 단계

Repeat for the other side if necessary.

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5 단계 Drivers

Edifier W820NB Plus Drivers Replacement, Drivers: 5 단계, 이미지 1개 중 1개

Identify the driver you wish to replace.
This guide will use the left driver as an example but the same steps can be mirrored when replacing or removing the right driver. The battery is under the left driver, while the motherboard and daughterboard are under the right driver.

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6 단계

Remove all five 5 mm Phillips #0 screws that secure the driver assembly.

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7 단계

Edifier W820NB Plus Drivers Replacement: 7 단계, 이미지 3개 중 3개

Note that the wires for the drivers are on the outermost edge. Try to avoid pushing or cutting them when taking the driver out.
Insert a Jimmy in the seam between the driver assembly and driver housing.
Rotate the Jimmy along the entire perimeter of the innermost edge to pry it out of place.

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8 단계

Gently remove the driver assembly from the rest of the headphone, with care not to strain the connected wire.

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9 단계

Skip this step if you are completing a battery replacement.
Repeat the procedure for the other driver if necessary.
Desolder the four driver connections from the motherboard.
Remove the driver assembly.

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결론

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.