Canon iR4570 Series Service Manual page 155

Contents
3.1 Construction ....................................................................................................................................................... 3-1
3.1.1 Functional Construction .............................................................................................................................. 3-1
3.1.2 Major PCB Wiring diagram ........................................................................................................................ 3-2
3.2 Basic Sequence................................................................................................................................................... 3-5
3.2.1 Basic Sequence of Operation at Power-On ................................................................................................. 3-5
Contents