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Universal Serial Bus (USB) port problems

  • Follow the suggested actions in the order in which they are listed in the Action column until the problem is solved.
  • If an action step is preceded by '(Trained technician only)', that step must be performed only by a Trained technician.
  • Go to the Lenovo support website at the Lenovo Support Portal to check for technical information, hints, tips, and new device drivers or to submit a request for information.
Table 1. Universal Serial Bus (USB) port problems and actions.

The Universal Serial Bus (USB) port's problems and actions table with one level of row and column headers.

A USB device does not work.
  1. Make sure that:
    • The correct USB device driver is installed.
    • The operating system supports USB devices.
  2. Make sure that the USB configuration options are set correctly in the Setup utility (see Using the Setup utility for more information).
  3. If you are using a USB hub, disconnect the USB device from the hub and connect it directly to the server.