Canon imageFORMULA R30 User Manual page 43

Page Size
Select the page size that matches the document to be scanned.
Detect automatically
A4
A5
A5R
A6
A6R
B5
B6
B6R
LEGAL
LETTER
Scanner's Maximum
If [Detect automatically] is selected, the edges of the document are
detected and images that match the size of the document are saved.
Further, the [Trimming] dialog box displayed when you click [More] in
the advanced settings dialog box is enabled only when [Detect
automatically] is selected.
Scanning Side
Select which of the sides of the document to scan.
Skip blank page
Simplex
Duplex
If the scanning side is set to [Skip blank page], the images of blank
pages are deleted when images are saved.
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