Canon 900D Printer User Manual


 
40
Print Head Cleaning
Clean the print head if you suspect that the nozzles might be clogged.
Cleaning the print head consumes ink, so perform print head cleaning only when necessary.
1 Ensure that the printer is on.
2 Print Head Cleaning.
(1) Press the Menu
MenuMenu
Menu button.
Important Do not perform any other operations until the print head cleaning
finishes. This takes about 50 seconds.
Note
After print head cleaning finishes
After print head cleaning finishes, print the nozzle check pattern to
verify that the print head nozzles are clean.
See “Printing the Nozzle Check Pattern” on page 39.
When ink is low, the nozzle check pattern is not printed correctly.
See “Replacing Ink Tanks” on page 36.
If the print quality remains poor, repeat head cleaning 3 times.
If the print quality still remains poor, perform head refreshing.
See “Print Head Deep Cleaning” on page 41.
(3) Use the buttons to select Head cleaning
Head cleaningHead cleaning
Head cleaning and
then press the OK
OKOK
OK button.
The confirmation screen is displayed.
(4) Use the buttons to select Yes
YesYes
Yes and then press
the OK
OKOK
OK button.
(2) Use the buttons to select Maintenance
MaintenanceMaintenance
Maintenance and
then press the OK
OKOK
OK button.
The maintenance menu is displayed.