Installation
1.Make sure that the power to any device that you connect to the installation has been turned off and that all devices are properly grounded.
The US221A / US421A USB 2.0 Peripheral Switch provides 2/4 USB Type B ports for computers to connect to, and one USB Type A port for the peripheral device (multifunction printer, scanner, mass storage device, etc.) that the computers will share.
To install the US221A / US421A, do the following:
1.Use your USB device's USB cable to connect it to the US221A / US421A's USB Type A port.
2.Plug the USB Type B connector of the USB Type A to USB Type B cable provided with the US221A / US421A package into any available port on the US221A / US421A.
3.Plug the Type A connector into the computer’s USB host port. Repeat steps 2 and 3 for any other computers you are installing.
Note: Only one USB Type A to USB Type B cable is provided in the US221A / US421A package. You will need to purchase an additional USB Type A to USB Type B cables for each computer you wish to connect to the US221A / US421A.
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