Canon imagePROGRAF PRO-300 13" Photographic Inkjet Printer - Manual (Page 265)

Canon IJ Printer Assistant Tool Description
The Canon IJ Printer Assistant Tool allows you to perform printer maintenance or change the settings of the
printer.
Cleaning
Performs print head Cleaning.
The print head Cleaning function allows you to clear up clogged print head nozzles.
Perform print head Cleaning if printing results are not satisfactory or if a specific color fails to print, even
though there is enough ink.
Deep Cleaning
Performs Deep Cleaning.
Perform Deep Cleaning when two Cleaning attempts do not resolve the print head problem.
Note
• Deep Cleaning consumes a larger amount of ink than Cleaning .
Cleaning the print heads frequently will rapidly deplete your printer's ink supply. Perform Cleaning
only when necessary.
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