3.
Follow the on-screen instructions to load paper and print the nozzle check pattern.
4.
Check the printed pattern to see if the print head nozzles are clogged.
❏ A:
All lines are printed. Select
. No further steps are needed.
❏ B or close to B
Some nozzles are clogged. Select
, and then follow the on-screen instructions to clean the print head.
When cleaning is nished, print the nozzle check pattern again.
❏ C or close to C
If most lines are missing or not printed, this indicates most nozzles are clogged. Select
to exit the nozzle
check feature, and then run Power Cleaning. For details, see "Related information" below.
5.
Repeat cleaning and printing the pattern until all lines are printed completely.
c
Important:
If print quality has not improved
aer
repeating nozzle check and head cleaning 3 times, wait for at least 12 hours
without printing, and then run the nozzle check again and repeat the head cleaning if necessary. We recommend
turning o the printer by using the
P
button. If print quality has still not improved, run Power Cleaning.
Note:
You can also check and clean the print head from the printer driver. See the related information link below for details.
Related Information
& “Running Power Cleaning” on page 112
& “Application for Printing from a Computer (Windows Printer Driver)” on page 243
& “Guide to Mac OS Printer Driver” on page 245
Running Power Cleaning
e Power Cleaning utility allows you to replace all of the ink inside the ink tubes. In the following situations, you
may need to use this feature to improve the print quality.
❏ You printed or performed head cleaning when the ink levels were too low to be seen in the ink tank windows.
Maintaining the Printer
>
Improving Print, Copy, Scan, and Fax Quality
>
Running Power Cleaning
112
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