Confirm that the scanner is properly connected to the computer with the supplied USB cable(s).

Notes on Connecting the Scanner |
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When operating the scanner via applications such as CaptureOnTouch, make sure to set the Auto Start switch to OFF. |
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If the scanner is not connected in the order above, the computer may not start up. |
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Make sure to set the Auto Start switch to ON before connecting the scanner to the computer. If the Auto Start switch is set to ON after the scanner is connected to the computer, malfunctions may occur. |