1-1-1
2A3/4
CONTENTS
I THEORY AND CONSTRUCTION SECTION
1-1 Specifications
1-1-1 Specifications ................................................................................ 1-1-1
1-2 Handling Precautions
1-2-1 Drum ............................................................................................. 1-2-1
1-2-2 Developer and toner...................................................................... 1-2-1
1-3 Mechanical Construction
1-3-1 Parts names and their functions.................................................... 1-3-1
1-3-2 Machine cross section................................................................... 1-3-4
1-3-3 Drive system ................................................................................. 1-3-5
1-3-4 Mechanical construction................................................................ 1-3-8
II ELECTRICAL SECTION
2-1 Electrical Parts Layout
2-1-1 Electrical parts layout .................................................................... 2-1-1
2-2 Detection of Paper Misfeed
2-2-1 Paper misfeed detection ............................................................... 2-2-1
2-2-2 Paper misfeed detection conditions .............................................. 2-2-2
2-2-3 Original misfeed detection........................................................... 2-2-14
2-2-4 Original misfeed detection conditions ......................................... 2-2-15
2-3 Operation of the PCBs
2-3-1 Power source PCB ........................................................................ 2-3-1
2-3-2 Engine PCB................................................................................... 2-3-3
2-3-3 Main PCB ...................................................................................... 2-3-4
2-3-4 Memory copy PCB ........................................................................ 2-3-6
2-3-5 Scanner motor PCB ...................................................................... 2-3-8
2-3-6 CCD PCB ...................................................................................... 2-3-9
2-3-7 DF driver PCB ............................................................................. 2-3-11
2-3-8 Operation unit main PCB,operation unit right PCB,and
operation unit left PCB ................................................................ 2-3-12
2-3-9 Deck main PCB (42 ppm: optional/52 ppm: standard) ................ 2-3-16
III SET UP AND ADJUSTMENT SECTION
3-1 Installation
3-1-1 Unpacking and installation ............................................................ 3-1-1
3-1-2 Setting initial copy modes ........................................................... 3-1-29
3-1-3 Installing the memory copy kit
(42 ppm: optional/52 ppm: standard) .......................................... 3-1-30
3-1-4 Installing the image memory SIMM (option)................................ 3-1-33
3-1-5 Installing the optical heater (service part) ................................... 3-1-35
3-1-6 Installing the drawer heater (service part) ................................... 3-1-38
3-1-7 Installing the key counter (option) ............................................... 3-1-41
3-1-8 Installing the dehumidfier heaters (service part) ......................... 3-1-44
3-1-9 Installing the MMD host monitorig system device
(optional for 120 V specifications only) ....................................... 3-1-47