Canon Pixma MG2500 Series Online Manual page 88

Note
If it is difficult to pick the best pattern, pick the setting that produces the least
noticeable horizontal stripes.
(A) Least noticeable horizontal stripes
(B) Most noticeable horizontal stripes
Note
After head alignment is completed, you can print and check the current setting. To do
so, click the Print Head Alignment icon and when the message is displayed, click Print
Alignment Value.
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