| 摘要 |
<P>PROBLEM TO BE SOLVED: To improve a management function of job information by preventing decline in operation speed of reading and writing of the job information and promoting large amount accumulation. <P>SOLUTION: This image forming device includes: a RAM 12 for storing job history data on jobs which have been executed; a nonvolatile HDD 13 having a larger capacity for storing job history information than that of the RAM 12; and a control part 10 for making the RAM 12 and HDD 13 store the job history data to manage the job history data. <P>COPYRIGHT: (C)2009,JPO&INPIT |
