Cleaning the print heads
This section shows you how to start print head cleaning with the RESUME button on the printer operation panel. For details about starting print head cleaning with the printer driver, see the Windows Print Guide or the Macintosh Print Guide.
■Print head cleaning consumes ink, so perform print head cleaning only after you notice a deterioration in the quality of printed pages or when the Nozzle Check Pattern is abnormal. (☞ 97)
■Before you begin, make sure both the printer and the computer are switched on.
■Print head cleaning is performed with the BJ Cartridges mounted in the printer. Never remove the BJ Cartridges from the cartridge holder in an attempt to clean them manually.
■You can also execute print head cleaning with the printer driver. For details, see the Windows Print Guide or the Macintosh Print Guide.
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Make sure the printer is switched on.
Press and hold down the RESUME button for over three seconds and release after the printer beeps once.
To check the print heads, print a Nozzle Check Pattern. (☞ 96)
If the results of the Nozzle Check Pattern are not satisfactory, repeat print head cleaning then print another Nozzle Check Pattern.
Repeat print head cleaning and printing the Nozzle Check Pattern until the test pattern is safisfactory.
After five repetitions of alternately cleaning the print heads and print- ing the Nozzle Check Pattern, if the results of the Nozzle Check Pattern are still not satisfactory, replace the BJ Cartridge. (☞ 99)
98 | Canon |
