PRINT HEAD AND ACTIVATION SYSTEM

There is provided a print head discharging a liquid from a nozzle, including: a memory circuit that stores individual information of the print head and individual activation information based on the individual information; a communication control circuit that controls communication between the print head and an outside; a discharge control circuit that controls discharge of the liquid; and a limiting circuit that limits liquid discharge control by the discharge control circuit, in which when a signal according to the individual activation information is input from the outside, the limiting circuit changes a limitation of liquid discharge control by the discharge control circuit.