Have the same problem here...i have tried all procedures, check all my USBs, the only way to stop the firmware update requst loop/orange light is plug the USB 2.0 first than connect in USB 3.0, but, shutdown when a set in my head. In USB 2.0 the Rift keeps ON, but don't track the movement correctly...it's so BAD ........OCULUS, please fix our issue!!!!