Patent ID: 8152263

Claim:
A printing device for printing on a print medium, comprising: a printing module that prints onto a print medium by causing ink contained in a cartridge to be ejected from nozzles of a print head; a printing control module that controls the printing module in such a way that, when a number of sheets printed has not reached the number of sheets guaranteed for printing, printing onto the print medium is performed on the basis of print data and, when the number of sheets printed has reached the number of sheets guaranteed for printing, printing with the cartridge is shut off; a cleaning module that cleans the nozzles by sucking in from the nozzles ink contained in the cartridge; an amount of cleaning ink setting module that, in response to a request for cleaning, sets an amount of cleaning ink to be used in an instance of the requested cleaning, the amount of cleaning ink being less than an amount of residual ink that is predicted to remain in the cartridge after the number of sheets that have been printed has reached the number of sheets guaranteed for printing; and a cleaning control module that controls the cleaning module to perform cleaning with the amount of cleaning ink set by the amount of cleaning ink setting module.