Improving Print, Copy, and Scan Quality
Checking and Cleaning the Print Head
If the nozzles are clogged, the printouts become faint, there is visible banding, or unexpected colors appear. If the
nozzles are severely clogged, a blank sheet will be printed. When print quality has declined, rst use the nozzle
check feature to check if the nozzles are clogged. If the nozzles are clogged, clean the print head.
c
Important:
❏ Do not open the scanner unit or turn o the printer during head cleaning. If the head cleaning is incomplete, you
may not be able to print.
❏ Head cleaning consumes ink and should not be performed more than necessary.
❏ When ink is low, you may not be able to clean the print head.
❏ 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.
❏ To prevent the print head from drying out, do not unplug the printer while the power is on.
1.
Select Maintenance on the printer's control panel.
2.
Select Print Head Nozzle Check.
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.
❏ 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.
Maintaining the Printer
>
Improving Print, Copy, and Scan Quality
>
Checking and Cleaning the Print Head
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