Contents
Contents
7.1 Construction ...................................................................................................................................................................7-1
7.1.1 Specifications, Control Mechanisms, and Functions................................................................................................................... 7-1
7.1.2 Overview...................................................................................................................................................................................... 7-2
7.1.3 Printing Process ........................................................................................................................................................................... 7-2
7.1.4 Static Image Formation Block ..................................................................................................................................................... 7-3
7.1.5 Developing Block ........................................................................................................................................................................ 7-5
7.1.6 Transfer Block ............................................................................................................................................................................. 7-6
7.1.7 Fixing Block................................................................................................................................................................................. 7-7
7.1.8 ITB Cleaning Block ..................................................................................................................................................................... 7-8
7.1.9 Photosensitive Drum Cleaning Block.......................................................................................................................................... 7-8
7.2 Driving and Controlling the High-Voltage System .......................................................................................................7-9
7.2.1 Overview...................................................................................................................................................................................... 7-9
7.2.2 Generation of the Primary Charging Bias.................................................................................................................................. 7-10
7.2.3 Generation of the Developing Bias............................................................................................................................................ 7-10
7.2.4 Generation of the Primary Transfer Bias ................................................................................................................................... 7-11
7.2.5 Generation of the Secondary Transfer Bias ............................................................................................................................... 7-11
7.3 Image Stabilization Control .........................................................................................................................................7-11
7.3.1 Overview of Image Stabilization ............................................................................................................................................... 7-11
7.3.2 Timing of Image Stabilization Control ...................................................................................................................................... 7-12
7.3.3 Drum Film Thickness Detection................................................................................................................................................ 7-12
7.3.4 ATR Control .............................................................................................................................................................................. 7-13
7.3.5 D-max Control ........................................................................................................................................................................... 7-14
7.3.6 PASCAL Control ....................................................................................................................................................................... 7-17
7.3.7 D-half Control............................................................................................................................................................................ 7-18
7.3.8 ARCDAT Control...................................................................................................................................................................... 7-21
7.3.9 Color Displacement Correction Control .................................................................................................................................... 7-22
7.3.10 ATVC Control ......................................................................................................................................................................... 7-25
7.4 Special Control.............................................................................................................................................................7-26
7.4.1 Black band sequence.................................................................................................................................................................. 7-26
7.4.2 OHP black band sequence ......................................................................................................................................................... 7-26
7.4.3 Colour band sequence ................................................................................................................................................................ 7-26
7.5 Drum Unit ....................................................................................................................................................................7-28
7.5.1 Drum Unit .................................................................................................................................................................................. 7-28
7.5.1.1 Overview .......................................................................................................................................................................................................7-28
7.5.1.2 Detecting the Presence/Absence of the Drum Unit.......................................................................................................................................7-29
7.5.1.3 Identifying a New/Old Drum Unit ................................................................................................................................................................7-29
7.5.1.4 Opening/Closing the Toner Shutter ..............................................................................................................................................................7-31
7.6 Toner Container ...........................................................................................................................................................7-32
7.6.1 Overview.................................................................................................................................................................................... 7-32
7.6.2 Supplying Toner......................................................................................................................................................................... 7-32
7.6.3 Detecting the Level of Toner ..................................................................................................................................................... 7-34
7.6.4 Toner Container Detection......................................................................................................................................................... 7-35
7.7 Transfer Unit ................................................................................................................................................................7-35
7.7.1 Outline of the Transfer Unit....................................................................................................................................................... 7-35
7.7.1.1 Overview .......................................................................................................................................................................................................7-35
7.7.1.2 Primary Transfer Block.................................................................................................................................................................................7-35
7.7.1.3 ITB Soiling Removal Sequence Control.......................................................................................................................................................7-36
7.7.1.4 Secondary Transfer Block.............................................................................................................................................................................7-37
7.8 Waste Toner Collection Mechanism............................................................................................................................7-37
7.8.1 Collecting the Waste Toner ....................................................................................................................................................... 7-37
Содержание iR C2880 series
Страница 1: ...Aug 29 2006 Service Manual iR C3380 2880 Series ...
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Страница 23: ...Chapter 1 Introduction ...
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Страница 53: ...Chapter 2 Installation ...
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Страница 127: ...Chapter 3 Basic Operation ...
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Страница 137: ...Chapter 4 Main Controller ...
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Страница 161: ...Chapter 5 Original Exposure System ...
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Страница 188: ...Chapter 5 5 24 F 5 68 4 Remove the original sensor 2 hook 1 F 5 69 ...
Страница 189: ...Chapter 6 Laser Exposure ...
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Страница 207: ...Chapter 7 Image Formation ...
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Страница 257: ...Chapter 8 Pickup Feeding System ...
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Страница 303: ...Chapter 9 Fixing System ...
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Страница 321: ...Chapter 10 Externals and Controls ...
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Страница 336: ...Chapter 10 10 10 F 10 10 2 Remove the check mark from SNMP Status Enabled ...
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Страница 359: ...Chapter 11 MEAP ...
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Страница 401: ...Chapter 12 RDS ...
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Страница 411: ...Chapter 13 Maintenance and Inspection ...
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Страница 416: ...Chapter 13 13 2 F 13 1 8 9 1 2 3 3 5 6 7 10 11 12 13 14 4 ...
Страница 421: ...Chapter 14 Standards and Adjustments ...
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Страница 431: ...Chapter 15 Correcting Faulty Images ...
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Страница 459: ...Chapter 16 Self Diagnosis ...
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Страница 481: ...Chapter 17 Service Mode ...
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Страница 571: ...Chapter 18 Upgrading ...
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Страница 603: ...Chapter 19 Service Tools ...
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Страница 605: ...Contents Contents 19 1 Service Tools 19 1 19 1 1 Special Tools 19 1 19 1 2 Solvents and Oils 19 2 ...
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Страница 609: ...Aug 29 2006 ...
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