| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To solve such a problem that effects of power saving is reduced when a normal mode is selected more often than a power saving mode. <P>SOLUTION: According to one embodiment, there are provided: a memory 58 on a system bus 46; a read part 11; a scanner processor 18 for transferring image data at a first transfer speed; an image processing part 51; a print part 30; a printer processor 31 for transferring print image data at a second transfer rate; a main processor 45 to cause the printer processor 31 to switch the second transfer speed to another, and cause the scanner processor 18 to switch the first transfer speed to another; and a switching controller to control operation of the print part in a plurality of operation modes corresponding to the plurality of print speeds, cause the main processor 45 to switch the operation clock, cause the scanner processor 18 and the printer processor 31 respectively to switch each transfer speed to another. <P>COPYRIGHT: (C)2011,JPO&INPIT</p> |
