Canon imageCLASS MF7280 Printer Manual page 38

Printing does not start.
Cause 1 Output tray is full of paper during the print job.
Remedy Remedy Remove the paper in the tray.
Cause 2 The machine and host computer are not properly connected.
Remedy Check the cable connection between the host computer and machine. (See
Chapter 1, "Connecting the Machine to a Network" in the Network Quick Start
Guide.)
Cause 3 A failure occurred in the machine or an optional device.
Remedy Take appropriate measures according to the message on the touch panel
display.
Cause 4 The paper size set in the drawer is different from the paper size you have set up
in the application software. Or an appropriate paper size you have set for
enlarging or reducing the copy is not set.
Remedy 1 Change the paper in the selected drawer to the paper size you have set in the
application software (or to the size you have set for enlarging/reducing copy).
Then print it again.
Remedy 2 Select the drawer with the appropriate paper size you have set up in the
application software (or to the size you have set for enlarging/reducing copy).
Then print it again.
Cause 5 Paper in the drawer or the stack bypass has run out.
Remedy Load more paper.
3-3
Printing Problems
3