Canon PIXMA iP3000 Series Quick Start Manual page 64

Printing Maintenance
4
Print the nozzle check pattern to check the Print Head condition.
See "P P rinting the Nozzle Check Pattern"
If a particular color is not printed properly, replace the ink tank of that color. See
"R R eplacing an Ink Tank"
60
on page 42.
If the print head nozzles are still not clean, open the Top Cover and
ensure that there are sufficient ink levels in all ink tanks and turn off
the printer. Be sure to perform another P P rint Head Deep Cleaning 24
hours after turning off the printer.
If this does not solve the problem, the Print Head may be worn out.
Contact the Customer Care Center.
on page 49.