Visioneer OneTouch 8900 - Manual (Page 12)

STEP 2: C ONNECTING THE S CANNER 8
3. Plug the other end of the USB cable into the scanner’s USB port.
If the plug does not attach easily, make sure that you are plugging it
in correctly. Do not force the plug into the connection.
4. Plug the power adapter cable into the power jack on the back of the
scanner.
5. Plug the power adapter into an AC (wall) outlet.
The following diagram shows the scanner connected to a computer.
Power cord USB cable