Canon PIXMA MP280 Series Advanced Manual page 669

>
Advanced Guide Troubleshooting
Changes in the Scanned Image
S944
Document Is Placed Correctly, but the Orientation Changes in
the Scanned Image
Check: In MP Navigator EX, deselect the Detect the orientation of text
documents and rotate images checkbox and scan again.
Scan Settings Dialog Box (Photos/Documents)
Scan Settings Dialog Box (One-click Mode Screen)
> MP Navigator EX Problems > Document Is Placed Correctly, but the Orientation
Page top