A printing head including a nozzle unit having a length corresponding to a width of a paper and prints an image on the paper by projecting ink onto the paper while staying stationary. The nozzle unit is divided into a plurality of nozzle sections. A plurality of cap members is provided with each cap member corresponding to at least one nozzle section. A cap drive unit moves the plurality of cap members between a a capped position and an uncapped position. A motor drives the cap drive unit.