Check 1: Reconnect the USB cable.
Use only the USB cable that accompanies the machine.
Check 2: Connect the USB cable to a different USB port on the computer.
Check 3: If the USB cable is connected to a USB hub, remove it from the USB hub and connect it to a USB port on the computer.
Check 4: Make sure that the ScanGear (scanner driver) is installed.
If it is not installed, insert the Setup CD-ROM into the computer's disc drive, then select Custom Install and install ScanGear.
Check 5: On the File menu of the application, select Select Source and select the machine.
NoteThe operation may differ depending on the application.
Check 6: Make sure that the application is TWAIN-compliant.
You cannot open ScanGear from applications not supporting TWAIN.
Check 7: Exit ScanGear if it is running on another application.