Note: In Nozzle Check Pattern printing after print head deep cleaning, if missing lines in the pattern are not improved, the ink cartridges may be defective. Confirm that a print job is not in progress, then launch the IJ Printer Utility.
Note: After confirming that the interface cable connects the printer to the computer and the printer is turned ON, please perform the following. Also, you can check the cleaning results by printing the Nozzle Check Pattern after cleaning. Those phenomena can be improved by performing print head cleaning or print head deep cleaning.
If the prints are faint or streaks are printed, the print head nozzles may be clogged. Untitled Document Performing Nozzle Check and Head Cleanings - Mac OS X
