| 摘要 |
PROBLEM TO BE SOLVED: To provide an output result having no recording density difference between two sides in two-sided printing.SOLUTION: One sub-tank is provided for one type of ink. The nozzle positions of recording heads for front surface recording and rear surface recording of a recording sheet, which receive ink from the sub-tank, are set almost at the same height in a vertical direction, thereby matching hydraulic head pressures. |
