Canon imageRUNNER C3100 N Printer Manual page 84

A print job that you have specified as two-sided printing is printed on one side of the paper
Cause 1
Remedy
Cause 2
Remedy
The data does not fit on the page properly
Cause 1
Remedy
4
Cause 2
Remedy 1 Insert margins around the data and print the data again. (See the Help function
Remedy 2 Change the 'Scaling' settings on the printer driver and print the data again. (See
The printing location has slipped
Cause 1
Remedy
Cause 2
Remedy
4-8 Printing Problems
The paper size you have specified is not supported by two-sided printing.
Change the print job settings and print the data again.
The settings for the front and back sides of the paper are different.
Change the print job settings and print the data again.
The paper is not in the correct position.
Make sure the machine is set correctly and try printing again. (See Chapter 7,
"Routine Maintenance," in the Reference Guide.)
The data is outside the printable area.
on the printer driver or the application software manual.)
Chapter 3, "Basic Print Options" in the PCL Driver Guide, the PS Driver Guide,
or the UFR Driver Guide.)
Margin, Offset X, or Offset Y in the printer settings menu have been changed.
Set Margin, Offset X, and Offset Y to '0.0' and print the data again. (See
"Margin," on p. 2-12, and "Offset X/Offset Y," on p. 2-14.)
The application software's top margin and paper location settings are not
correct.
Set the correct settings for the top margin and the paper location and print the
data again. (See the application software manual.)