Information:
The below procedure will allow you to clean the print head in case of poor printing results.
Affected products:
- Canon MG-5750
- Canon MG-6851
Running Head cleaning
- With the printer powered on load a sheet of A4 paper.
- On the printer it will show the paper registration screen. Select A4 page size and "plain paper" for type.
- Open the output paper tray gently.
- Then flick to go back to the "Home" screen and tap on the "Setup" icon.
- Tap "maintenance" icon and then tap "Cleaning".
- Then choose "Cleaning".
- Tap "Yes" on the confirmation screen.
- Then run the nozzle check to see if this has helped.
- If there are still problems can you try the same instructions but in step 6 choose "deep cleaning" option.
Running Deep cleaning
- Make sure printer is turned on then load a sheet of A4 into the front paper cassette tray.
- The printer will then respond with a paper registrations screen, press OK button to accept.
- Gently open the paper output tray and on the touchscreen choose Setup from the Home screen.
- In the Setup menu select Maintenance and OK button.
- Then select Deep Cleaning option and OK button and then respond by clicking Yes on the confirmation screen.
- The printer will respond by beginning trhe deep cleaning operation
- Press Yes and then OK buttons when the pattern confirmation screen will appear.
- Then printer will respond by printing a nozzle check pattern. When this finishes press the OK button.
- Examine the nozzle check pattern for defects and proceed with the next steps depending on the outcome:
- If ink of a particular collour is not being printed replace the ink tank for that colour.
- If the problem is not resolved then turn off power and run through the Deep Clean operation again.
- If running the Deep Clean has not helped the printer head may be damaged.