Canon PIXMA MX310 - Manual (Page 69)

65 Routine Maintenance
(2) Repeat the procedure until you finish inputting the pattern number for column L.
(3) Confirm the displayed message and press the OK button.
The second pattern is printed.
(4) Check the printed patterns and press the [ or
] button to select the number of the pattern in
column M that has the least noticeable streaks,
then press the OK button.
In the same way in step (1), select the number.
(5) Repeat the procedure until you finish inputting
the pattern number for column R.
Note
If it is difficult to pick the best pattern, pick the setting that produces the least noticeable white
streaks.
(A) Less noticeable vertical white streaks
(B) More noticeable vertical white streaks
(C) Less noticeable horizontal white streaks
(D) More noticeable horizontal white streaks
(A) (B)
(C) (D)