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If it does not improve, clean the print head again.
If it still does not improve, go to the next step.
Step3
Clean the print head deeply.
After cleaning the print head deeply, print the nozzle check pattern and check the result.
• For Windows:
Clean the print head deeply
• For macOS:
Clean the print head deeply
If it does not improve, turn off the printer, wait for more than 24 hours, and go to the next step. When you turn the printer off, do not unplug it
from the power supply.
Step4
Clean the print head deeply again.
After cleaning the print head deeply again, print the nozzle check pattern and check the result.
If it still does not improve, go to the next step.
Step5
Request a repair.
The print head may be damaged. Contact your nearest Canon service center to request a repair.
For details on printing the nozzle check pattern, print head cleaning, and print head deep cleaning, see
Print
Head.
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