Contents
Contents
Chapter 1
Specifications
1.1
Product Specifications ................................................................................................................................1- 1
1.1.1
ADF Specifications .................................................................................................................................................. 1- 1
1.2
Names of Parts ...........................................................................................................................................1- 2
1.2.1
External View........................................................................................................................................................... 1- 2
1.2.2
Cross Section .......................................................................................................................................................... 1- 3
1.3
Using the Machine ......................................................................................................................................1- 3
1.3.1
Original Set Indicator ............................................................................................................................................... 1- 3
Chapter 2
Functions
2.1
Basic Construction......................................................................................................................................2- 1
2.1.1
Overview of Electrical Circuit................................................................................................................................... 2- 1
2.1.2
Inputs to ADF Controller PCB.................................................................................................................................. 2- 2
2.1.3
Outputs from ADF Controller PCB........................................................................................................................... 2- 4
2.2
Basic Operation ..........................................................................................................................................2- 4
2.2.1
Outline ..................................................................................................................................................................... 2- 4
2.2.2
Outline ..................................................................................................................................................................... 2- 6
2.2.3
CW Pickup/Delivery................................................................................................................................................. 2- 7
2.2.4
Pre-Reversal/Reversal/Delivery .............................................................................................................................. 2- 7
2.2.5
Manual Feeder Pickup/Delivery............................................................................................................................... 2- 8
2.3
Document Detection ...................................................................................................................................2- 9
2.3.1
Outline ..................................................................................................................................................................... 2- 9
2.3.2
Detecting the Presence/Absence of an Original...................................................................................................... 2- 9
2.3.3
Original Size Detection 1 ....................................................................................................................................... 2- 10
2.3.4
Original Size Detection 2 ....................................................................................................................................... 2- 11
2.3.5
Detecting the Presence/Absence of an Original in the Manual Feeder ................................................................. 2- 14
2.4
Document Pickup/Separation ...................................................................................................................2- 15
2.4.1
Outline ................................................................................................................................................................... 2- 15
2.4.2
Moving Up/Down the Pickup Roller Unit................................................................................................................ 2- 15
2.4.3
Switching the Separation Pressure ....................................................................................................................... 2- 17
2.4.4
Separation Sensor (S4) and Skew Sensor (S5) .................................................................................................... 2- 18
2.4.5
Controlling the Pickup Motor (M3) ......................................................................................................................... 2- 19
2.4.6
Controlling the Separation Motor (M4) .................................................................................................................. 2- 19
2.4.7
Sequence of Operations........................................................................................................................................ 2- 20
2.5
Document Feeding/Delivery .....................................................................................................................2- 20
2.5.1
Outline ................................................................................................................................................................... 2- 20
2.5.2
Controlling the Belt Motor (M2).............................................................................................................................. 2- 21
2.5.3
Controlling the Delivery Motor (M5) ....................................................................................................................... 2- 22
2.6
Feeding Unit .............................................................................................................................................2- 22
2.6.1
Outline of CW Pickup/Delivery .............................................................................................................................. 2- 22
2.6.2
CW Pickup/Delivery Fixed Reading....................................................................................................................... 2- 23
2.6.3
CW Pickup/Delivery (stream reading) .................................................................................................................. 2- 27
2.6.4
Double-Sided Originals (fixed reading) ................................................................................................................. 2- 33
2.6.5
Fixed Reading (continuous; double-sided original) ............................................................................................... 2- 39
2.6.6
Controlling the Reversal Motor (M1)...................................................................................................................... 2- 46
2.6.7
Manual Feeder Pickup/Delivery Operation............................................................................................................ 2- 46
2.7
Detecting Jams ......................................................................................................................................... 2- 47
2.7.1
Overview ............................................................................................................................................................... 2- 47
2.7.2
List of Jam Code.................................................................................................................................................... 2- 48
Содержание DADF-Q1
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