Examining The Nozzle Check Pattern - Canon PIXMA TR4500 Series Online Manual

Examining the Nozzle Check Pattern

Examine the nozzle check pattern, and clean the print head if necessary.
1. Check if there are missing lines in the pattern A or horizontal white streaks in the pattern B.
If there are missing lines in the pattern A:
C: Good
D: Bad (lines are missing)
If there are horizontal white streaks in the pattern B:
E: Good
F: Bad (horizontal white streaks are present)
If any color in the pattern A or the pattern B is not printed:
(Example: Magenta pattern is not printed)
Cleaning the print head is required.
108