Canon PIXMA MP280 Series Advanced Manual page 631

4.
Click the Ports tab to confirm the port settings.
Make sure that a port named USBnnn (where "n" is a number) with Canon XXX Printer
appearing in the Printer column is selected for Print to the following port(s).
If the setting is incorrect:
Reinstall the MP Drivers.
Printing does not start even though the port named USBnnn is selected:
Launch Canon My Printer from the task tray, select Diagnose and Repair Printer. Follow
the on-screen instructions to set the correct printer port, then select Canon XXX Printer.
If the problem is not resolved, reinstall the MP Drivers.
Check 6: Is the size of the print data extremely large?
Click Print Options on the Page Setup sheet. Then, select the Prevent loss of print data check box in
the displayed dialog.
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