The scanner is not connected or does not work properly.
To correct this error, make sure that the device is connected using the supplied cable correctly to the USB port on your computer. There may also be a problem with the drivers. In most cases, Windows will install them automatically. Nevertheless you can download an installer for the manual installation of the drivers here. [wpdm_package id=’12750′]
If the error message persists, use a different USB port or replace the cable.