Visioneer RW120-WU User Manual page 18

Because the RoadWarrior draws its power from the computer through
the USB cable, you can use your scanner on an airplane, at a remote job
site, in your car, or anywhere else.
Connect the scanner to your laptop with the USB cable. The scanner
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will draw its power from the laptop battery.
S 2: C C
TEP ONNECT AND
S
ALIBRATE THE CANNER
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