Canon MX520 series Online Manual page 103

When you have entered all the necessary values, click OK.
Note
If it is difficult to pick the best pattern, pick the setting that produces the least noticeable vertical
streaks.
(A) Least noticeable vertical streaks
(B) Most noticeable vertical streaks
11. Confirm the displayed message and click OK
The third pattern is printed.
12. Check the printed pattern
Enter the numbers of the patterns with the least noticeable horizontal stripes in the associated boxes.
Even if the patterns with the least noticeable horizontal stripes are clicked in the preview window, their
numbers are automatically entered in the associated boxes.
When you have entered all the necessary values, click OK.