Patent ID: 7533956

Claim:
A method for controlling recording performed by a recording head operable to eject at least a first liquid and a second liquid, the method comprising: ejecting the first liquid to a recording medium and a recessed portion situated at an outside of at least one of sides of the recording medium and having a waste liquid passage connecting to a waste liquid tank thereby a recording is performed without a margin at the at least one of the sides of the recording medium; measuring an amount of the first liquid having been ejected to the recessed portion within a predetermined time period; ejecting second liquid to the recessed portion to wash away the first liquid in the recessed portion in a case where a predetermined condition is satisfied, wherein the predetermined condition includes a condition in which the amount of the first liquid is no more than a predetermined amount, the first liquid having washed away is let to the waste liquid tank, the second liquid has a greater tendency not to be viscous than the first liquid, and the first and second liquid are colored ink.