Remove a USB drive.
If you remove the USB drive device while transferring data to the scanner, the data on the USB drive may be lost.
While transferring data, a message is displayed on the control panel.
Also, backup the data in external storage device to another media as necessary.
The data may be lost or corrupted in the following situations:
When affected by static electricity or electrical noise
When used incorrectly
When broken or repaired
When damaged by natural disaster