4TroubleshootingThe printer stops during a print jobPhenomenonThe printer ejects blank, unprintedpaperThe leading edge of rolls may be cut to straightenit if you have selected Trim Edge First > On orAutomatic in the Control Panel menu.Print a test pattern to check the nozzles and makesure the Printhead is in good condition for printing.Use the correct imagePROGRAF printer driver for theprinter and try printing again.(→"Cutting the Leading Edge of Roll PaperAutomatically," User Manual)Contact your Canon dealer for assistance.The leading edge of the roll paperwas cut to straighten it.The Printhead nozzles areclogged.A print job was received from anincompatible printer driver.The printer is damaged.(→"Checking for Nozzle Clogging," User Manual)An error message is shown on theDisplay ScreenCheck the error message and take action asnecessary.Remove the used roll and insert a new roll.An error message is displayedduring printing.The last portion of roll paper wasused during a print job, and papercould not be advanced becausethe trailing edge is taped to the roll.Status Corrective Action(→ , Error Messages)(→ , Removing the Roll from the Printer)(→"Removing the Roll Holder from Rolls," UserManual)(→"Loading and Printing on Rolls," User Manual)In the Control Panel, set Auto Rotate to Off andprint again.The printer has received print datathat includes HP RTL commandswhen Auto Rotate is On in theControl Panel menu.(→ , Menu Map)