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Contents
4.6.4.1
Making Preparations .............................................................................................................................................................. 4- 18
4.6.4.2
Removing the Boot ROM ....................................................................................................................................................... 4- 18
4.6.4.3
Removing the Boot ROM (up graded version)....................................................................................................................... 4- 18
4.6.5
HDD .......................................................................................................................................................................4- 18
4.6.5.1
Points to Note on Handling the Hard Disk ............................................................................................................................. 4- 18
4.6.5.2
Making Preparations .............................................................................................................................................................. 4- 18
4.6.5.3
Removing the Hard Disk ........................................................................................................................................................ 4- 18
4.6.5.4
Removing the Hard Disk(up graded version) ......................................................................................................................... 4- 19
4.6.5.5
Points to Note When Mounting the Hard Disk ....................................................................................................................... 4- 19
4.6.5.6
After Replacing the Hard Disk................................................................................................................................................ 4- 19
4.6.6
Video PCB .............................................................................................................................................................4- 19
4.6.6.1
Making Preparations .............................................................................................................................................................. 4- 19
4.6.6.2
Removing the Video PCB ...................................................................................................................................................... 4- 20
4.6.7
Reader I/F PCB......................................................................................................................................................4- 20
4.6.7.1
Making Preparations .............................................................................................................................................................. 4- 20
4.6.7.2
Removing the Reader I/F PCB .............................................................................................................................................. 4- 21
4.6.8
Controller Fan ........................................................................................................................................................4- 21
4.6.8.1
Making Preparations .............................................................................................................................................................. 4- 21
4.6.8.2
Removing the Controller Fan ................................................................................................................................................. 4- 22
Chapter 5
Original Exposure System
5.1
Construction ............................................................................................................................................... 5- 1
5.1.1
Specifications, Controls, and Functions...................................................................................................................5- 1
5.1.2
Specifications, Controls, and Functions...................................................................................................................5- 2
5.1.3
Major Components...................................................................................................................................................5- 3
5.1.4
Major Components...................................................................................................................................................5- 4
5.1.5
Construction of the Control System .........................................................................................................................5- 6
5.1.6
Construction of the Control System .........................................................................................................................5- 6
5.2
Basic Sequence ......................................................................................................................................... 5- 7
5.2.1
Basic Sequence of Operations ................................................................................................................................5- 7
5.2.2
Basic Sequence of Operations ................................................................................................................................5- 7
5.2.3
Basic Sequence of Operation in Response to a Press on the Start Key .................................................................5- 7
5.2.4
Basic Sequence of Operation in Response to a Press on the Start Key .................................................................5- 8
5.3
Various Control........................................................................................................................................... 5- 8
5.3.1
Controlling the Scanner Drive System .....................................................................................................................5- 8
5.3.1.1
Overview .................................................................................................................................................................................. 5- 8
5.3.1.2
Controlling the Scanner Motor ................................................................................................................................................. 5- 9
5.3.1.3
Controlling the Scanner Motor ............................................................................................................................................... 5- 10
5.3.2
Enlargement/Reduction .........................................................................................................................................5- 10
5.3.2.1
Changing the Reproduction Ratio in Main Scanning Direction .............................................................................................. 5- 10
5.3.2.2
Changing the Reproduction Ratio in Sub Scanning Direction ............................................................................................... 5- 11
5.3.2.3
Changing the Reproduction Ratio in Sub Scanning Direction ............................................................................................... 5- 11
5.3.3
Controlling the Scanning Lamp..............................................................................................................................5- 11
5.3.3.1
Overview ................................................................................................................................................................................ 5- 11
5.3.3.2
Overview ................................................................................................................................................................................ 5- 11
5.3.3.3
Scanning Lamp ...................................................................................................................................................................... 5- 11
5.3.3.4
Controlling the Activation ....................................................................................................................................................... 5- 12
5.3.4
Detecting the Size of Originals...............................................................................................................................5- 12
5.3.4.1
Overview ................................................................................................................................................................................ 5- 12
5.3.4.2
Points of Measurement Used for Original Size Identification................................................................................................. 5- 12
5.3.4.3
Overview of Operation ........................................................................................................................................................... 5- 14
5.3.4.4
Overview of Operation ........................................................................................................................................................... 5- 15
5.3.5
Dirt Sensor Control ................................................................................................................................................5- 16
5.3.5.1
Dust Detection in Stream Reading Mode............................................................................................................................... 5- 16
5.3.5.2
Dust Detection in Stream Reading Mode............................................................................................................................... 5- 17
5.3.5.3
White Plate Dust Detection Control ....................................................................................................................................... 5- 18
5.3.6
Image Processing ..................................................................................................................................................5- 19
5.3.6.1
Overview ................................................................................................................................................................................ 5- 19
Summary of Contents for 7086 Series
Page 1: ...Sep 7 2007 Service Manual iR7105 7095 7086 Series ...
Page 2: ......
Page 6: ......
Page 26: ...Contents ...
Page 27: ...Chapter 1 Introduction ...
Page 28: ......
Page 30: ......
Page 32: ...Chapter 1 1 2 Not all products are necessarily available in all sales areas ...
Page 55: ...Chapter 2 Installation ...
Page 56: ......
Page 150: ......
Page 151: ...Chapter 3 Basic Operation ...
Page 152: ......
Page 154: ......
Page 159: ...Chapter 4 Main Controller ...
Page 160: ......
Page 162: ......
Page 183: ...Chapter 5 Original Exposure System ...
Page 184: ......
Page 228: ......
Page 229: ...Chapter 6 Laser Exposure ...
Page 230: ......
Page 232: ......
Page 238: ...Chapter 6 6 6 F 6 7 1 Laser light 2 Laser shutter 1 2 1 2 2 1 ...
Page 240: ......
Page 241: ...Chapter 7 Image Formation ...
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Page 295: ...Chapter 8 Pickup Feeding System ...
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Page 353: ...Chapter 9 Fixing System ...
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Page 379: ...Chapter 10 External and Controls ...
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Page 394: ...Chapter 10 10 10 F 10 7 ...
Page 417: ...Chapter 11 MEAP ...
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Page 467: ...Chapter 12 RDS ...
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Page 479: ...Chapter 13 Maintenance and Inspection ...
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Page 497: ...Chapter 14 Standards and Adjustments ...
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Page 527: ...Chapter 15 Correcting Faulty Images ...
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Page 561: ...Chapter 16 Self Diagnosis ...
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Page 585: ...Chapter 17 Service Mode ...
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Page 588: ...Contents 17 8 1 1 COPIER Items 17 94 ...
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Page 689: ...Chapter 18 Upgrading ...
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Page 696: ...Chapter 18 18 4 ...
Page 713: ...Chapter 18 18 22 formatting and download the system software once again ...
Page 726: ...Chapter 19 Service Tools ...
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Page 734: ...Sep 7 2007 ...
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