| 摘要 |
<P>PROBLEM TO BE SOLVED: To prevent a drum from reaching the end of its life before toner reaches the end of its life during toner save mode use. <P>SOLUTION: A plurality of toner save modes are provided. When an amount of remaining toner is larger than a predetermined value at a certain point while the drum is used, the mode is switched to the save mode in which more toner is consumed. <P>COPYRIGHT: (C)2006,JPO&NCIPI |
