PURPOSE: To perform a printing output processing of the desired image on the recording paper in the short time as well as in the proper way at the time of such as the rising time of a printer device.

CONSTITUTION: The printer device provided with the printer part 2 equipped with the fixing unit 26 for fixing by heating the transferred image transferred to the recording paper K by the photoreceptor 20, and the recording paper transporting means 60, 61, 63a, 63b,... for transporting the recording paper K set in the specified position to the printer part 2, is furnished with control means 4 and 5 for controlling the recording paper transporting means so as to make the recording paper transportation to the printer part 2 begin when the temp. of the fixing unit 26 reaches the specified set temp. t1 being set at the temp. lower than the fixing temp. t3.