Contents
Chapter 2
Basic Operation
2.1
Construction
.....................................................................................................................................................
2- 1
2.1.1
Functional Construction
..........................................................................................................................
2- 1
2.1.2
Functional Block Diagram
......................................................................................................................
2- 2
2.1.3
Image Processor PCB
............................................................................................................................
2- 2
2.1.4
DC Controller PCB
..................................................................................................................................
2- 3
2.1.5
Analog Processor PCB
...........................................................................................................................
2- 4
2.1.6
Power Supply PCB
..................................................................................................................................
2- 4
2.1.7
Relay PCB
................................................................................................................................................
2- 4
2.1.8
Control Panel PCB
..................................................................................................................................
2- 4
2.1.9
Network PCB (if equipped with network functions)
............................................................................
2- 4
2.1.10
NCU PCB (if equipped with fax functions)
.........................................................................................
2- 4
2.1.11
Modular Jack PCB (if equipped with fax functions)
..........................................................................
2- 4
2.1.12
Modem PCB (if equipped with fax functions)
....................................................................................
2- 4
2.2
Basic Sequence
..............................................................................................................................................
2- 6
2.2.1
Basic Sequence
.......................................................................................................................................
2- 6
Chapter 3
Original Exposure System
3.1
Basic Constraction
..........................................................................................................................................
3- 1
3.1.1
Specifications, Control Methods, and Functions
................................................................................
3- 1
3.1.2
Major Components
..................................................................................................................................
3- 1
3.2
Basic Sequence
..............................................................................................................................................
3- 2
3.2.1
Basic Sequence at Power-on
................................................................................................................
3- 2
3.2.2
Basic Sequence after Depression of Start Key (Book mode, One Sheet of original)
...................
3- 2
3.2.3
Basic Sequence after Depression of Start Key (ADF Mode, One Sheet of Original)
...................
3- 3
3.3
Various Control
...............................................................................................................................................
3- 3
3.3.1
Enlargement/Reduction
...........................................................................................................................
3- 3
3.3.1.1
Magnification Change in Vertical Scan Direction
.........................................................................
3- 3
3.3.1.2
Magnification Change in Horizontal Scan Direction
....................................................................
3- 3
3.3.2
Dirt Sensor Control
...................................................................................................................................
3- 3
3.3.2.1
Outline
................................................................................................................................................
3- 3
3.4
Parts Replacement Procedure
.....................................................................................................................
3- 6
3.4.1
Copyboard Glass
......................................................................................................................................
3- 6
3.4.1.1
Removing the Copyboard Glass
....................................................................................................
3- 6
3.4.2
Analog Processor PCB
............................................................................................................................
3- 6
3.4.2.1
Removing the Analog Processor PCB
..........................................................................................
3- 6
3.4.3
Reader Motor
............................................................................................................................................
3- 6
3.4.3.1
Removing the Reader Motor
...........................................................................................................
3- 6
3.4.4
Contact Sensor
.........................................................................................................................................
3- 6
3.4.4.1
Removing the Contact Sensor
........................................................................................................
3- 6
3.4.4.2
Procedure after Replacing the CS
.................................................................................................
3- 7
3.4.5
Reader Home Position Sensor
...............................................................................................................
3- 7
3.4.5.1
Removing the Contact Sensor Home Position Sensor
...............................................................
3- 7
Chapter 4
Original Feeding System
4.1
Basic Constraction
..........................................................................................................................................
4- 1