Canon PIXMA MX850 Series Quick Start Manual page 127

7
Look at the third printout, and then adjust the print head position.
(1) Check the printed patterns, and use the [ or
] button to input the number of the pattern in
column P that has the least noticeable vertical
streaks.
(2) Repeat the same procedure until you finish
inputting the pattern number for columns Q to
V, then press the OK button.
For columns U and V, the best patterns will be
smooth and have no streaks in the border
indicated by the arrows.
Note
If it is difficult to pick the best pattern, pick the setting that produces the least noticeable
horizontal white streaks.
(C)
(C) Less noticeable horizontal white streaks
(D) More noticeable horizontal white streaks
(3) Confirm the displayed message and press the OK button.
The fourth pattern is printed.
(D)
Routine Maintenance 123