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Originally Posted by ST7677  ... My sound card Asus Xonar does not take power through PCIx, it has an independent power supply, so I was planning to ... |
Strange! Which model of Xonar are you using? Other than the Xonar U1 (which is powered from the +5V line of the USB), all the others seem to be powered from the PCIx 5V pins. The cards don't even seem to have a socket provision for accepting external 5V.