Canon PIXMA MP470 MP470 series Quick Start Guide - Page 42

Routine Maintenance, When Printing Becomes Faint or Colors Are Incorrect - ink cartridges

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Routine Maintenance When Printing Becomes Faint or Colors Are Incorrect When printing becomes faint or colors are incorrect, the print head nozzles on FINE Cartridges are probably clogged. Print the nozzle check pattern to confirm the condition of the nozzles and then perform Print Head Cleaning. If print results are not satisfactory, performing Print Head Alignment may improve print quality. Note Before performing maintenance z Make sure that a FINE Cartridge has not run out of ink. See "Getting the Ink Status Information" on page 46. z Make sure that a FINE Cartridge is installed properly. See "Replacing FINE Cartridges" on page 47. z Make sure that the orange protective tape is removed from the bottom of a FINE Cartridge. z If the error message is displayed on the LCD, see "An Error Message Is Displayed on the LCD" on page 57. z Increase the Print Quality setting in the printer driver settings. See "Print Results Not Satisfactory" on page 61. Step 1 See "Printing the Nozzle Check Pattern" on page 39. If lines are missing or if white streaks appear After cleaning the Print Head, print and examine the nozzle check pattern. Step 2 See "Print Head Cleaning" on page 42. If the problem is not resolved after performing Print Head Cleaning twice Step 3 See "Print Head Deep Cleaning" on page 43. If the problem is not resolved after performing Print Head Deep Cleaning twice Step 4 See "Replacing a FINE Cartridge" on page 46. Note If the straight line is misaligned or the Print Head position is misaligned, align the Print Head position. See "Aligning the Print Head" on page 44. 38 Routine Maintenance

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38
Routine Maintenance
Routine Maintenance
When Printing Becomes Faint or Colors Are Incorrect
When printing becomes faint or colors are incorrect, the print head nozzles on FINE Cartridges are
probably clogged. Print the nozzle check pattern to confirm the condition of the nozzles and then
perform Print Head Cleaning.
If print results are not satisfactory, performing Print Head Alignment may improve print quality.
Note
Before performing maintenance
Make sure that a FINE Cartridge has not run out of ink. See “Getting the Ink Status Information” on
page 46.
Make sure that a FINE Cartridge is installed properly. See “Replacing FINE Cartridges” on page 47.
Make sure that the orange protective tape is removed from the bottom of a FINE Cartridge.
If the error message is displayed on the LCD, see “An Error Message Is Displayed on the LCD” on
page 57.
Increase the
Print Quality
setting in the printer driver settings.
See “Print Results Not Satisfactory” on page 61.
Step 1
See “Printing the Nozzle Check Pattern” on page 39.
If lines are missing or if white streaks appear
After cleaning the Print
Head, print and examine
the nozzle check pattern.
Step 2
See “Print Head Cleaning” on page 42.
If the problem is not resolved after performing
Print Head Cleaning twice
Step 3
See “Print Head Deep Cleaning” on page 43.
If the problem is not resolved after performing Print
Head Deep Cleaning twice
Step 4
See “Replacing a FINE Cartridge” on page 46.
Note
If the straight line is misaligned or the Print Head position is misaligned, align the Print Head position.
See “Aligning the Print Head” on page 44.