Vertical Streaks Appear in the Scanned Image

When scanning with the ScanSnap, if vertical streaks appear in the scanned image, check the following:

Are the lamps of the ScanSnap dirty?

Clean the lamps of the ScanSnap.

For details about how to perform cleaning, refer to Cleaning the ScanSnap.

Is the glass of the ScanSnap dirty?

Clean the glass of the ScanSnap.

For details about how to perform cleaning, refer to Cleaning the ScanSnap.