Close
Issue
Cause and solution
Print Head nozzles are clogged
See [Printing the Nozzle Check Pattern] and perform any necessary maintenance operation.
Clean the Print Head if lines are missing or if white streaks appear in the printed nozzle check pattern. Cleaning unclogs the nozzles and restores the print head condition. Note that cleaning the Print Head causes used ink to be absorbed in the ink absorber. Cleaning the Print Head consumes ink, so perform Print Head Cleaning only when necessary.
1. Make sure that the machine is turned on, open the Front Tray, and extend the Output Paper Support.
2. Load a sheet of A4 or Letter-sized plain paper in the Rear Tray or the Front Tray.
3. Press the Paper Feed Switch to select the paper source where you have loaded paper.
4. Start Print Head Cleaning.
(1)Press the HOME button.The HOME screen is displayed.
(2)Select Settings 
(3)Select Maintenance, then press the OK button. The Maintenance screen is displayed.
(4)Select Cleaning, then press the OK button.
The confirmation screen is displayed.
(5)Select Yes, then press the OK button.Print Head Cleaning starts.Do not perform any other operations until Print Head Cleaning finishes. This takes about 1 minute.The pattern print confirmation screen is displayed.
(6)Select Yes, then press the OK button.The nozzle check pattern is printed.
5. Check the print head condition with the printed nozzle check pattern, and take appropriate action. See [Printing the Nozzle Check Pattern].
Caution
If the problem is not resolved after performing Print Head Cleaning twice, try Print Head Deep Cleaning. See [Print Head Deep Cleaning].
If print quality does not improve by standard Print Head Cleaning, try Print Head Deep Cleaning, which is a more powerful process. Note that cleaning the Print Head causes used ink to be absorbed in the ink absorber. Print Head Deep Cleaning consumes more ink than standard Print Head Cleaning, so perform this procedure only when necessary.
1. Make sure that the machine is turned on, open the Front Tray, and extend the Output Paper Support.
2. Load a sheet of A4 or Letter-sized plain paper in the Rear Tray or the Front Tray.
3. Press the Paper Feed Switch to select the paper source where you have loaded paper.
4 Start Print Head Deep Cleaning.
(1) Press the HOME button.
The HOME screen is displayed.
(2) Select Settings 
The Settings screen is displayed.
(3) Select Maintenance, then press the OK button.
The Maintenance screen is displayed.
(4) Select Deep cleaning, then press the OK button.
The confirmation screen is displayed.
(5) Select Yes, then press the OK button.
Print Head Deep Cleaning starts.
Do not perform any other operations until Print Head Deep Cleaning finishes. This takes about 1 minute 30 seconds.
5 Check the condition of the Print Head.
(1) Print the nozzle check pattern to check the print head condition.
See [Printing the Nozzle Check Pattern].
If a particular color is not printed properly, replace the ink tank of that color.
See [Replacing Ink Tanks].
(2) If the problem is not resolved, turn off the machine and perform Print Head Deep Cleaning after 24 hours.
(3) If this does not solve the problem, the Print Head may be damaged. Contact your Canon Service representative.