2KT/2KV
2-1-2 Drum section ......................................................................................................................... 2-1-8
2-1-3 Developing section ..............................................................................................................2-1-10
2-1-4 Laser scanner section .........................................................................................................2-1-12
2-1-5 Transfer/Separation section ................................................................................................2-1-14
(1) Intermediate transfer unit section ................................................................................... 2-1-14
(2) Secondary transfer roller section.................................................................................... 2-1-16
2-1-6 Fuser section ....................................................................................................................... 2-1-17
2-1-7 Eject/Feedshift section ........................................................................................................2-1-19
2-1-8 Duplex conveying section.................................................................................................... 2-1-21
2-2 Electrical Parts Layout
2-2-1 Electrical parts layout ............................................................................................................ 2-2-1
(1) PWBs................................................................................................................................2-2-1
(2) Switches and sensors....................................................................................................... 2-2-4
(3) Motors...............................................................................................................................2-2-6
(4) Others...............................................................................................................................2-2-7
2-3 Operation of the PWBs
2-3-1 Power source PWB ...............................................................................................................2-3-1
2-3-2 Engine PWB .......................................................................................................................... 2-3-3
2-3-3 Main PWB............................................................................................................................2-3-13
2-3-4 Drum relay PWB .................................................................................................................. 2-3-18
2-4 Appendixes
2-4-1 Appendixes............................................................................................................................ 2-4-1
(1) Maintenance kits (26/28 ppm model only)........................................................................ 2-4-1
(2) Repetitive defects gauge .................................................................................................. 2-4-2
(3) Firmware environment commands ................................................................................... 2-4-3
(4) Wiring diagram .................................................................................................................2-4-9