Patent ID: 9259938
Filing Date: 2016-02-16
CPC Classification: B41J

Claim Text:
1. A liquid discharge test method using a liquid discharge apparatus, which includes a liquid storage tank and a liquid discharge unit configured to discharge a liquid, the method comprising: blocking communication between a first channel in a first channel forming member extending from the liquid storage tank and a second channel in a second channel forming member extending from the liquid discharge unit; allowing the second channel to communicate with a third channel in a third channel forming member extending from an exterior liquid supply source in which the liquid is stored; discharging the liquid, which is supplied from the exterior liquid supply source through the third channel and the second channel, by the liquid discharge unit after blocking the communication between the first channel and the second channel and allowing the second channel to communicate with the third channel; blocking the communication between the second channel and the third channel after discharging the liquid; and allowing the first channel to communicate with the second channel after discharging the liquid.