| 摘要 |
PROBLEM TO BE SOLVED: To maintain a density of liquid in an ejection opening within a predetermined range in a maintenance operation which is regularly performed during a period of time when a capped state continues.SOLUTION: A printer controller maintains a capping mechanism in a capped state during a period of time when a recording command is not received and regularly performs a maintenance operation to restore or maintain a liquid state in an ejection opening. A maintenance operation is selected from between a moisturization operation and a liquid discharge operation. A pattern to perform the liquid discharge operation after the moisturization operation is included in a plurality of maintenance operations to be performed during a period of time when the capped state continues. |
