Canon PIXMA G5020 G5000 series User Manual - Page 90

After cleaning the print head, print and examine the nozzle check pattern: Step1 If the problem is not resolved after performing from step 1 to step 3 twice: Step4 Clean the print head deeply. From the printer Deep Print Head Cleaning From the computer • For Windows: Cleaning the Print Heads • For macOS: Cleaning the Print Heads After deep print head cleaning, print and examine the nozzle check pattern: Step1 When you have performed the procedure until step 4 and the problem has not been resolved, turn off the power and clean the print head deeply again after 24 hours. Do not unplug the power cord when turning off the power. If the problem is still not resolved, perform ink flush. Ink flush consumes a great amount of ink. Frequent ink flush can rapidly consume ink, so perform ink flush only when necessary. Important • If ink flush is performed when the remaining ink level is insufficient, it may cause a failure. Be sure to check the remaining ink level before performing ink flush. From the printer How to Do Ink Flush From the computer Ink Flush If the nozzle check pattern is not printed correctly even after performing ink flush, see Check Installation of Print Head. When the Print Results Are Not Even such as the Ruled Lines Are Misaligned: Step Align the print head. From the printer Aligning the Print Head From the computer • For Windows: 90