Issue
When you try to scan or the scanner is scanning, an error message appears and the scan fails.
Cause and Solution
The lock switch holding the scanning unit is not released completely.
Disconnect the interface cable from the scanner and release the lock switch completely.
Unlocking the Scanner
The scanner may not be recognized by the computer.
Disconnect and reconnect the scanner.
* If the scanner is connected via USB hub, connect the scanner to the computer directly without hub.
* If your computer has multiple USB ports, connect the scanner to another port.
Connecting the scanner to your computer
Make sure that the lock switch is released.
The scanner driver is not installed correctly.
Uninstall and reinstall the driver and then reconnect the scanner.
Connecting the scanner to your computer
Make sure that the lock switch is released.
Reinstalling the scanner driver from the CD-ROM (Macintosh)
Reinstalling the scanner driver from the CD-ROM (Windows)