Point to check Solution
Is the original curled or folded? Straighten the original.
The correct original size cannot be detected if the original is curled or folded.
Did you place an original smaller than 5-1/2" x 8-1/2" (A5) size? Select the original size manually.
Original sizes smaller than 5-1/2" x 8-1/2" (A5) cannot be detected. When scanning a small original on the document glass, it is convenient to place a blank sheet of paper on top of the original which is the same size (8-1/2" x 11" (A4), 8-1/2" x 11"R (B5), etc.) as the paper that you wish to use for printing.