Canon iP4700 SERIES On-Screen Manual page 339

6. Click Print Head Alignment.
7. Confirm the displayed message and click Align Print Head.
The dialog for entering a print head alignment value is displayed.
Important
Do not open the Top Cover while printing is in progress.
Note
To confirm the current setting, click Print Alignment Value and print the pattern.
5.
Look at the first printout and adjust the print head position.
1. Check the printed patterns and select the number of the pattern in column A that has the least
noticeable vertical streaks.
Note
If it is difficult to pick the best pattern, pick the setting that produces the least noticeable
vertical white streaks.
(A) Less noticeable vertical white streaks
(B) More noticeable vertical white streaks
2. Repeat the procedure until you finish inputting the pattern number for column G, then click
Send.
For column F and G, pick the setting that produces the least noticeable horizontal streaks.
Note
If it is difficult to pick the best pattern, pick the setting that produces the least noticeable