Canon G3620, Online Manual

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• From the computer
◦ 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.
Step5
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.
Step6
Perform ink flush.
After performing ink flush, print the nozzle check pattern and check the result.
Ink flush consumes a great amount of ink. Frequent ink flush can rapidly consume ink, so perform it only when necessary.
How to Perform Ink Flush
If the nozzle check pattern is not printed correctly even after performing ink flush, check the installing condition of
the print head.
Check Installation of Print Head
Important
• Performing ink flush when the remaining ink level is not enough may damage the printer.
Before performing ink flush, check the remaining ink level of all colors.
How to Perform Ink Flush
Check4
When an ink tank runs out of ink, refill the ink tank.
If the remaining ink level is below the lower limit line (A), refill the ink tank with the corresponding color of ink.
If you use the printer until the ink tank becomes empty, perform ink flush after refilling the ink tank.
Refilling Ink Tanks
How to Perform Ink Flush
Check5
When using paper with one printable surface, check the correct printable side
of the paper.
Printing on the wrong side of such paper may cause unclear prints or prints with reduced quality.
When you load paper on the rear tray, load paper with the printable side facing up.
Refer to the instruction manual supplied with the paper for detailed information on the printable side.
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