38Error MessagesError Message Cause Corrective ActionHardware error. xxxxxxxx-xxxx(x represents a letter or number)The last portion of roll paper wasused during a print job. The paperwas not advanced because thetrailing edge is taped to the roll.Turn off the printer and remove the roll from the printerbefore restoring power.Fastening tape or the BeltStopper has not been removedinside the Top Cover.Turn off the printer, open the Top Cover and removethe tape or the Belt Stopper before restoring power.An error requiring service mayhave occurred.Turn off the printer and wait at least three secondsbefore restoring the power.Hard disk error. The format of the printer's harddisk is invalid.Press the OK button to start reformatting the harddisk. When formatting is finished, data on the printerhard disk is erased and the printer automaticallyrestarts.If the message is displayed again, write down theerror code and message, turn off the printer, andcontact your Canon dealer for assistance.File read error. Files on the printer's hard diskhave become corrupted.Restart the printer. Only the corrupted files will bedeleted, and the printer will restart.Unknown file. Data sent to keep the printer up todate (such as paper information) isin the wrong format.Check the data. Turn off the printer and wait a whilebefore restoring power, and then resend the data.You have uploaded firmware for adifferent model.Check the firmware version. Turn off the printer andwait a while before restoring power, and then resendthe firmware.If the message is displayed again, contact your Canondealer for assistance.This paper cannot be used. Paper that is too large for theprinter has been loaded.Lift the Release Lever and load paper of the correctsize.Paper that is too small for theprinter has been loaded.Lift the Release Lever and load paper of the correctsize.Paper has been loaded that is toosmall to print the test pattern forprinthead adjustment or nozzlechecking.Lift the Release Lever and load unused paper A4/Letter (vertical) or larger. More than one sheet may berequired depending on the adjustment.(→"Paper Sizes," User Manual)(→"Paper Sizes," User Manual)Cannot execute this command.Use other paper.Paper compatible with colorcalibration is not loaded.Always make sure the loaded paper matches thetype of paper in the printer paper settings. Adjustmentcannot be completed correctly unless the loadedpaper matches the settings.Press the OK button to clear the error.1.Load paper that is compatible with color calibration.2.See the Paper Reference Guide.(→"Types of Paper," User Manual)