Canon PIXMA MG4200 Series On-Screen Manual page 145

Home > Overview of the Machine
Cleaning the Print Head Deeply
C101
Cleaning the Print Head Deeply
If print quality does not improve by the standard cleaning of the print head, clean the print head deeply.
Cleaning the print head deeply consumes more ink than the standard cleaning of the print head, so clean
the print head deeply only when necessary.
You need to prepare: a sheet of A4 or Letter-sized plain paper
1.
Make sure that the power is turned on.
2.
Load a sheet of A4 or Letter-sized plain paper in the front tray.
3.
Open the output tray extension, open the paper output tray, then extend the paper
output support.
4.
Clean the print head deeply.
(1) Select Setup on the HOME screen.
LCD and Operation Panel
The setup menu screen will appear.
(2) Select Maintenance, then press the OK button.
The Maintenance screen will appear.
(3) Select Deep cleaning, then press the OK button.
The confirmation screen will appear.
(4) Select Yes, then press the OK button.
The machine starts cleaning the print head deeply.
Do not perform any other operations until the machine completes the deep cleaning of the print
head. This takes about 1 to 2 minutes.
The pattern print confirmation screen will appear.
(5) Select Yes, then press the OK button.
The nozzle check pattern will be printed.
(6) When the completion message appears, press the OK button.
The screen will return to the Maintenance screen.
> Maintenance > When Printing Becomes Faint or Colors Are Incorrect >