Printing Maintenance; When Printing Becomes Faint Or Colors Are Incorrect - Canon PIXMA iP6600D Series Quick Start Manual

Printing Maintenance
When Printing Becomes Faint or Colors are Incorrect
When printing becomes faint or colors are incorrect, even if ink remains in the ink tanks, the print
head nozzles are probably clogged. Follow the procedures below to clean the nozzles.
If the ruled lines are shifted after running the print head maintenance, align the print head.
If missing lines or white stripes appear After print head cleaning,
print the nozzle check
pattern.
Step2
"Print Head Cleaning" on page 56
Before printing the nozzle check pattern or cleaning the print head, check the
following;
Open the cover and make sure that all the ink tanks click into place and then
their lamps light red.
If anyone of the lamps is flashing the associated an ink tank is empty or
running low. Replace the ink tank.
See "Replacing an Ink Tank" on page 50.
If an ink tank lamp is flashing even though ink remains in that ink tank, it is
inserted in the wrong position. Make sure that the correct ink tank color is
inserted in each position.
See "Replacing an Ink Tank" on page 50.
If the lamp is unlit, press the
8
on the ink tank to fully insert it.
Make sure that all packaging material is peeled off the ink tank.
See "Replacing an Ink Tank" on page 50.
Step
1
"Printing the Nozzle Check Pattern" on page 55
~Important
If the problem remains after performing print head cleaning twice
Step3
"Print Head Deep Cleaning" on page 57
WNote
If print head deep cleaning does not resolve the problem, the print head may
be defective. Contact the Customer Care Center.
If the ruled lines are shifted
Step 1
"Aligning Print Head - Auto head align" on page 58
54