The printer stops during a print jobAn error message is shown on the Display Screen ......................................................................................... 770The printer ejects blank, unprinted paper ........................................................................................................ 770An error message is shown on the Display ScreenStatus Corrective ActionAn error message is displayed during printing. Check the error message and take action as necessary.(See "Error Messages →P.793 .")The last portion of roll paper was used during a print job,and paper could not be advanced because the trailing edgeis taped to the roll.Remove the used roll and insert a new roll.(See "Removing the Roll from the Printer.") →P.578(See "Removing the Roll Holder from Rolls.") →P.581(See "Loading and Printing on Rolls.") →P.3The printer ejects blank, unprinted paperStatus Corrective ActionThe leading edge of the roll paper was cutto straighten it.The leading edge of rolls may be cut to straighten it if you have selectedTrim Edge First > On or Automatic in the Control Panel menu.(See "Cutting the Leading Edge of Roll Paper Automatically.")→P.591The Printhead nozzles are clogged. Print a test pattern to check the nozzles and make sure the Printhead is ingood condition for printing.(See "Checking for Nozzle Clogging.") →P.728A print job was received from an incom-patible printer driver.Use the correct imagePROGRAF printer driver for the printer and tryprinting again.The printer has received print data that in-cludes HP RTL commands when Auto Ro-tate is On in the Control Panel menu.In the Control Panel, set Auto Rotate to Off and print again.(See "Menu Settings.") →P.656The printer is damaged. Contact your Canon dealer for assistance.Troubleshooting > The printer stops during a print job >An error message is shown on the Display Screen iPF65011770