2. Open the Paper Output Tray gently, and extend to open the Output Tray Extension.3. Open the Canon IJ Printer Utility dialog box.See Opening the Canon IJ Printer Utility (Macintosh) .4. Clean the Print Head.(1) Make sure that Cleaning is selected in the pop-up menu.(2) Click Cleaning.(3) Select the ink group to clean.When cleaning the nozzles of black ink tanks: Select Black if there are missing lines in PGBK of the nozzlecheck pattern, or Color if there are white streaks in BK of the nozzle check pattern.For details on the nozzle check pattern, see Examining the Nozzle Check Pattern.(4) Click OK.The printer starts cleaning the Print Head when the Power lamp starts flashing green.Do not perform any other operations until the printer completes the cleaning of the Print Head. This takesabout 1 minute 30 seconds.NoteClicking Initial Check Items displays the items to be checked before cleaning.(5) Confirm the displayed message and click Print Check Pattern.The nozzle check pattern will be printed.Do not perform any other operations until the printer completes the printing of the nozzle check pattern.5. Check the printed nozzle check pattern.See Examining the Nozzle Check Pattern.NoteIf the problem is not resolved after cleaning the Print Head twice, clean the Print Head deeply.See Cleaning the Print Head Deeply .Стр. 55 из 366 стр.Cleaning the Print Head