Canon S400 Reference Manual page 110

Macintosh
1
Select Page Setup from the File menu.
2
Click the Utilities button.
3
Select the Print head cleaning icon.
Note
You can also start print head cleaning with the RESUME button on the
printer. Press and hold down the RESUME button until the POWER lamp
flashes once, and release it. This cleans the print heads of all colours at
one time.
4
When the confirmation message appears, make sure that the printer is
switched on then click the OK button. Print head cleaning begins. (It takes
about 40 seconds until print head cleaning is completed and the POWER
lamp stops flashing.)
5
Print a nozzle check pattern to confirm success of normal print head clean-
ing.
Printing a Nozzle Check Pattern
Cleaning the Print Head
Routine Maintenance 110