Canon MX870 Series User Manual page 651

Important
This function may not work properly depending on the document language. Only text documents
written in languages that can be selected from Document Language are supported.
The orientation of the following types of documents may not be corrected, as the text cannot be
detected correctly.
- Resolution is outside the range of 300 dpi to 600 dpi
- Font size is outside the range of 8 points to 48 points
- Documents containing special fonts, effects, italics, or hand-written text
- Documents with patterned backgrounds
Note
Scanning takes longer than usual when you enable Detect the orientation of text documents and
rotate images.
Document Language
Select the language of the document to be scanned.
Apply to
Select the type of scan to apply Correct slanted document and Detect the orientation of text documents
and rotate images settings.
Important
Apply to cannot be selected when neither the Correct slanted document nor Detect the orientation
of text documents and rotate images checkbox is selected.
Documents scanned from the ADF
Select this checkbox to apply the Correct slanted document and Detect the orientation of text
documents and rotate images settings to documents scanned from the ADF (Auto Document Feeder).
Documents scanned from the Platen
Select this checkbox to apply the Correct slanted document and Detect the orientation of text
documents and rotate images settings to documents scanned from the Platen.
Defaults
Restores the default settings.
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