Other MessagesPrepare for parts replacement.Cause Corrective ActionIt is almost time to replace consumables for whichservice is required.You can continue to use the printer for some timeuntil Parts replacement time has passed. will bedisplayed.Contact your Canon dealer for assistance.Parts replacement time has passed.Cause Corrective ActionIt is past the recommended time to replaceconsumables for which service is required.Contact your Canon dealer for assistance.Unknown le.Cause Corrective ActionData sent to keep the printer up to date (such aspaper information) is in the wrong format.Check the data. Turn off the printer and wait a whilebefore restoring power, and then resend the data.Check the rmware version. Turn off the printer andwait a while before restoring power, and then resendthe rmware.You have uploaded rmware for a different model.If the message is displayed again, contact yourCanon dealer for assistance.Multi-sensor errorCause Corrective ActionDirect sunlight or strong lighting may be shining onthe printer and causing the sensor to malfunction.Take steps to ensure the printer is not used whenexposed to direct sunlight or strong lighting.The performance of a sensor inside the printer maybe impaired.Turn off the printer and wait at least three secondsbefore restoring the power.If the message is displayed again, contact yourCanon dealer for assistance.No Roll Unit.Cause Corrective ActionHold down the Stop button for a second or more tocancel printing.The printer has received a print job that species Roll2 (Lower), but the Roll Unit is not installed.1.Turn the printer off and install the Roll Unit.Connect the Roll Unit Cable rmly and completely.2.Turn the printer on and resend the print job.Error Message 675