12VISIONEER ONETOUCH 9420 USB SCANNER USER’S GUIDE
5.Plug the power adapter cable into the power jack on the back of the scanner and then plug the power adapter into an AC (wall) outlet.
The following diagram shows the scanner connected to a computer.
The status light on the front of the scanner is illuminated, indicating the scanner is receiving power.
Status light
Your computer recognizes that a scanner has been plugged into the USB port and automatically loads the appropriate software from the CD to run the scanner.
