Patent ID: 8924696

Claim:
An image processing device comprising: an operating unit comprising: an image forming unit configured to form an image on a sheet, and a feeding unit configured to feed the sheet through the image forming unit at a first feeding speed and a second feeding speed, the second feeding speed being less than the first feeding speed; a plurality of control units each comprising a processing unit and being configured to control the operating unit to form the image on the sheet, the plurality of control units comprising at least a first control unit and a second control unit; and a selecting unit configured to select one of a first mode and a second mode, wherein: when the first mode is selected, the plurality of control units control, in cooperation with each other, the operating unit to form the image on the sheet by feeding the sheet through the image forming unit at the first feeding speed; when the second mode is selected, at least the second control unit controls, without cooperating with the first control unit, the operating unit to form the image on the sheet by feeding the sheet through the image forming unit at the second feeding speed; when the first mode is selected, all of the plurality of control units are in a running state; and when the second mode is selected, at least the first control unit is in a sleep state, and at least the second control unit is in the running state.