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  1. bigoliver

    Noisy Dahua NVR5432-4KS2 Sound proofing ideas, Fan upgrade, Reduce fan speed

    Hi all, I have just received an unbranded Dahua NVR5216-4KS2 courtesy of Andy. It's a well made, solid looking unit and a great spec. Unfortunately it is also very loud, infact it is much loader than my HTPC, TV and Humax box all combined. This is currently unacceptable to both me and my wife...
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