Or U port problem!! Well spent ?????

Users questions: My mouth suddenly all is not easy to use U, and re-do the system is useless, for the one USB card, but the transfer speed too much worse than the original!!! Now attached drawings, we refer to the following, INTER VIA is original is the USB card
Experts answer: Power problem! 5V Voltage Output unstable! You can test! If you set the power supply problems, another power bar
  • This information provided by the users.Thanks!