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Focal SW904 subwoofer problems

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    Focal SW904 subwoofer problems

    Hi,
    I have Focal subwoofer defect, the model is SW904, it have no sound , I check the Power supply board and I found 3 capacitors who's defect, C412 -2200 uf 100 volts , and C413 and C436 burn. I change them and now problem is sound very low.Do I have to change the Power supply board?

    Thanks
    Last edited by SMDFlea; 01-08-2022, 02:03 AM. Reason: Added model number "SW904" to thread title

    #2
    Re: Focal SW904 subwoofer problems

    Someone?

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      #3
      Re: Focal SW904 subwoofer problems

      pictures?

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