if I turn on a device from the wall socket the HUB turns off and then back on again,is that normal..?
It did come with a power adapter but that got damage so its not powered,only powered by the PC.
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The available power on a single USB 2 port is limited to 500mA. If you power several devices and they together use more than 500mA, you are working outside of the USB specification. You have to use a power adapter for the hub.
