Canon MP490 series Bedienerhandbuch Seite 73

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Seitenansicht 72
Advanced Guide
Troubleshooting
Contents
>
Routine Maintenance
>
When Printing Becomes Faint or Colors Are Incorrect
> Cleaning the Print Head
Cleaning the Print Head
Clean the Print Head if lines are missing or if horizontal white streaks are present in the printed nozzle
check pattern. Cleaning unclogs the nozzles and restores the print head condition. Cleaning the Print
Head consumes ink, so clean the Print Head only when necessary.
You need to prepare: a sheet of A4 or Letter-sized plain paper
1. Make sure that the power is turned on.
2.
Clean the Print Head.
(1)
Press the
Menu
button.
(2)
Select Maintenance, and press the
OK
button.
(3)
Select Cleaning, and press the
OK
button.
The confirmation screen will appear.
(4)
Select Yes, and press the
OK
button.
The machine starts cleaning the Print Head.
Do not perform any other operations until the machine completes the cleaning of the Print Head. This takes
about 1 to 2 minutes.
The pattern print confirmation screen will appear.
3.
Print the nozzle check pattern.
(1)
Select Yes, and press the
OK
button.
(2)
Confirm the displayed message, and load a sheet of A4 or Letter-sized plain
paper.
(3)
Open the Paper Output Tray gently, and open the Output Tray Extension.
(4)
Press the
OK
button.
The nozzle check pattern will be printed.
(5)
Confirm the displayed message and press the
OK
button.
4.
Examine the nozzle check pattern.
See Examining the Nozzle Check Pattern.
Note
If the problem is not resolved after cleaning the Print Head twice, clean the Print Head deeply.
Page 73 of 726 pagesCleaning the Print Head
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