US 12,697,809 B2

要約

Provided is a head unit including a unit temperature detection circuit configured to output a unit temperature signal including unit temperature information indicating a temperature of the head unit, a print head configured to dispense liquid when receiving a drive signal, a dispensing counter configured to count a dispensing timing of the liquid from the print head, and a temperature information output circuit configured to acquire a temperature signal indicating a temperature of the print head and output a temperature information signal based on the temperature signal, in which the print hea…

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