Fujitsu ScanSnap S300 Operator's Manual page 162

3. Select the [Allow automatic image rotation] checkbox.
4. Click the [OK] button to close the window.
⇒
The setting is enabled from next scanning.
ATTENTION
142
This function determines a document orientation based on the characters
printed on the document. So it may not work properly for the following kinds of
documents:
•
Documents with many extremely large/small characters
•
Documents on which the pitches of lines or characters are extremely narrow,
or characters are overlapped
•
Documents with many characters that contact underlines or ruled lines
•
Documents with many photographs or figures and only a few characters
•
Documents with a background pattern behind characters
•
Documents on which characters are printed in various directions (e.g.
drawings)
•
Documents with only capital letters
•
Documents with handwritten characters
*When you scan such documents, clear the checkbox.