1-5-10 Others .................................................................................................................................. 1-5-49
1-5-11 Document processor ........................................................................................................... 1-5-51
1-6 Requirements on PWB Replacement
1-6-1 Upgrading the firmware ......................................................................................................... 1-6-1
2-1 Mechanical Construction
2-1-2 Drum section ......................................................................................................................... 2-1-4
(1) Drum section .................................................................................................................... 2-1-4
(2) Main charger unit.............................................................................................................. 2-1-5
2-1-3 Optical section ....................................................................................................................... 2-1-6
(1) Scanner unit ..................................................................................................................... 2-1-6
(3) Laser scanner unit ............................................................................................................ 2-1-9
2-1-4 Developing section .............................................................................................................. 2-1-11
2-1-6 Cleaning section .................................................................................................................. 2-1-14
2-1-7 Fuser section ....................................................................................................................... 2-1-16
2-1-8 Paper exit section ................................................................................................................ 2-1-18
2-1-10 Document processor ........................................................................................................... 2-1-21
(1) Original feed section....................................................................................................... 2-1-21
2-2 Electrical Parts Layout
(1) PWBs................................................................................................................................ 2-2-1
(2) Switches and sensors....................................................................................................... 2-2-3
(4) Document processor ........................................................................................................ 2-2-5
2-3 Operation of the PWBs
2-3-1 Power source PWB ............................................................................................................... 2-3-1
2-3-2 Control PWB .......................................................................................................................... 2-3-4
2-3-3 Scanner PWB ...................................................................................................................... 2-3-11
2-3-4 DP drive PWB...................................................................................................................... 2-3-14
2MH/2MJ/2MK/2ML