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Recent content by nvrnewbie2021

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    Noisy fan hikvision NVR solved with silent power bricks

    Just tested it and it works fine. Is the noise really that bad? The NVR will be placed in a 19" rack in a closet where there is already a 1U server with screaming fans but you can really hear them only when you walk by the closet. What do you suggest? A new original PSU or two power bricks?
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    Noisy fan hikvision NVR solved with silent power bricks

    The PSU is a Delta DPS-280AB-4A. The 4 pin connector is different from the one on the DS-7608NI-K2/8P. I've found a YouTube video where the PoE board gets repaired: He tests with the multimeter the connector and the positive is on the yellow+black cable and GND on the white one. Now that I...
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    Noisy fan hikvision NVR solved with silent power bricks

    I have a DS-7616NI-K2/16P with a dead power supply. With an ATX PSU I've tested the non-PoE 12v part of the board and it's working fine. Now I'd like to test the PoE with a 52v power brick I have but I don't know which is the positive on the 4 pins connector. There are 4 cables: 2 yellow/black...
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    How to test DS-7616NI-K2/16P PSU with Multimeter?

    Hello everyone, This is my first message. I've got for really cheap a Hikvision DS-7616NI-K2/16P which doesn't turn on. I would like to understand if the reason is a faulty power supply (it's a Delta DPS-280AB-4A 280 Watt). It has two connectors: a 6 wires one (3 yellow and 3 black wires) which...
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