When a file name corresponding to newly received print data is not stored, a control portion calculates a paper feed control time and associates the paper feed control time with the file name corresponding to the newly received print data and stores the paper feed control time and the file name in a storage portion whereas when the file name corresponding to the newly received print data is stored, with timing at which the paper feed control time associated with the file name corresponding to the newly received print data elapses after the start of RIP processing on a first page, the control portion starts the paper feed of a first sheet.