Canon 4204B019AA User Manual page 114

Important
Do not touch any printed part on the print head alignment sheet.
Be careful not to get the print head alignment sheet dirty. If the sheet is stained or
wrinkled, it may not be scanned properly.
5. Scan the print head alignment sheet to adjust the print head position.
Load the print head alignment sheet on the Platen Glass.
(1)
Load the print head alignment sheet WITH THE PRINTED SIDE FACING DOWN and align the mark
upper left corner of the sheet with the alignment mark
Note
The print head alignment sheet cannot be scanned if it is loaded in the ADF.
Close the Document Cover gently, and press the Color or Black button.
(2)
The machine starts scanning the print head alignment sheet, and the print head position will be adjusted
automatically.
When adjusting the print head position is completed, remove the print head alignment sheet on the Platen
Glass.
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on the