White Streaks AppearCheck1 Check paper and print quality settings.Printout Results Are UnsatisfactoryCheck2 Check status of ink tanks. Replace ink tank if ink has run out.Checking Ink Status on the Touch ScreenReplacing Ink TanksCheck3 Are the orange tape and plastic wrap still on the ink tank?Make sure all the protective plastic wrap is peeled off to expose the Y-vent area, as shown below (A).If the orange tape remains on the ink tank (B), peel it off.Check4 Are the print head nozzles clogged?Print the nozzle check pattern to determine whether the ink ejects properly from the print head nozzles.Step1 Print the nozzle check pattern.After printing the nozzle check pattern, examine the pattern.• For Windows:Printing a Nozzle Check Pattern• For macOS:Printing a Nozzle Check Pattern500

Canon TR8660 Online Manual