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1. Connect the power supply to the power supply cable, and then plug the power supply cable into a power outlet or a surge protector. 2. Check that the green LED on the power supply case is on. 3. If the green LED is on, plug the power supply into the back of the scanner. Scanner setup Connect the USB cable CAUTION: Be sure you install the HP scanning software before connecting the scanner to your computer with the USB cable. See “Install the software” on page 2. Use the USB cable that came with