Contents
7.5.1
Primary Charging Mechanism ............................................................................................................................... 7- 11
7.5.1.1
Outline.................................................................................................................................................................................... 7- 11
7.5.1.2
Primary Charging Assembly Cleaning Mechanism ................................................................................................................ 7- 12
7.5.1.3
Others .................................................................................................................................................................................... 7- 13
7.5.2
Dust-Collecting Roller Bias .................................................................................................................................... 7- 13
7.5.2.1
Outline.................................................................................................................................................................................... 7- 13
7.5.3
Pre-Transfer Charging Mechanism ....................................................................................................................... 7- 14
7.5.3.1
Outline.................................................................................................................................................................................... 7- 14
7.5.3.2
Controlling the Output to Suit the Environment (fuzzy control) .............................................................................................. 7- 15
7.5.3.3
Pre-Transfer Charging Assembly Cleaning Mechanism ........................................................................................................ 7- 16
7.5.3.4
Others .................................................................................................................................................................................... 7- 16
7.6
Drum Cleaner Unit ....................................................................................................................................7- 17
7.6.1
Outline ................................................................................................................................................................... 7- 17
7.6.2
Detecting the Waste Toner (case full condition) .................................................................................................... 7- 17
7.7
Developing Assembly ...............................................................................................................................7- 18
7.7.1
Outline ................................................................................................................................................................... 7- 18
7.7.2
Controlling the Developing Assembly .................................................................................................................... 7- 19
7.7.3
Controlling the Toner Cartridge Drive Mechanism ................................................................................................ 7- 20
7.7.4
Controlling the Developing Bias ............................................................................................................................ 7- 21
7.7.5
Detecting the Toner Level and Controlling the Toner Supply Mechanism ............................................................ 7- 22
7.8
Transfer Mechanism .................................................................................................................................7- 25
7.8.1
Transfer Guide Bias............................................................................................................................................... 7- 25
7.8.1.1
Overview ................................................................................................................................................................................ 7- 25
7.8.1.2
Controlling the Output to Suit the Environment...................................................................................................................... 7- 26
7.8.2
Transfer Charging Mechanism .............................................................................................................................. 7- 26
7.8.2.1
Outline.................................................................................................................................................................................... 7- 26
7.8.2.2
Controlling the Output to Suit the Environment (fuzzy control) .............................................................................................. 7- 27
7.8.2.3
Correcting the Output at the Trailing Edge of Paper .............................................................................................................. 7- 28
7.8.2.4
Transfer Charging Assembly Cleaning Mechanism ............................................................................................................... 7- 28
7.8.2.5
Others .................................................................................................................................................................................... 7- 29
7.9
Separation Mechanism ............................................................................................................................. 7- 29
7.9.1
Separation Charging Mechanism .......................................................................................................................... 7- 29
7.9.1.1
Outline.................................................................................................................................................................................... 7- 29
7.9.1.2
Correcting the Output to Suit the Environment and the Toner Deposit.................................................................................. 7- 30
7.9.1.3
Correcting the Output upon Detection of Leakage................................................................................................................. 7- 31
7.9.1.4
Others .................................................................................................................................................................................... 7- 31
7.10
Parts Replacement Procedure................................................................................................................7- 32
7.10.1
Process Unit ........................................................................................................................................................ 7- 32
7.10.1.1
Before Starting the Work...................................................................................................................................................... 7- 32
7.10.1.2
Removing the Process Unit.................................................................................................................................................. 7- 32
7.10.1.3
Mounting the Process Unit ................................................................................................................................................... 7- 32
7.10.2
Pre-Exposure Lamp............................................................................................................................................. 7- 33
7.10.2.1
Removing the Pre-Exposure Lamp Unit............................................................................................................................... 7- 33
7.10.3
Primary Charging Assembly ................................................................................................................................ 7- 33
7.10.3.1
Removing the Primary Charging Assembly ......................................................................................................................... 7- 33
7.10.4
Pre-Transfer Charging Assembly ........................................................................................................................ 7- 33
7.10.4.1
Removing the Pre-Transfer Charging Assembly.................................................................................................................. 7- 33
7.10.5
Photosensitive Drum............................................................................................................................................ 7- 34
7.10.5.1
Points to Note About Handling the Photosensitive Drum..................................................................................................... 7- 34
7.10.5.2
Removing the Photosensitive Drum..................................................................................................................................... 7- 34
7.10.6
Drum Cleaner Unit ............................................................................................................................................... 7- 35
7.10.6.1
Construction ......................................................................................................................................................................... 7- 35
7.10.6.2
Removing the Cleaning Blade.............................................................................................................................................. 7- 35
7.10.6.3
Mounting the Cleaning Blade ............................................................................................................................................... 7- 35
7.10.6.4
Removing the Blade Vibrating Unit ...................................................................................................................................... 7- 35
7.10.7
Photosensitive Drum Heater ................................................................................................................................ 7- 36
7.10.7.1
Replacing the Photosensitive Drum Heater ......................................................................................................................... 7- 36
7.10.8
Sub Hopper.......................................................................................................................................................... 7- 36
7.10.8.1
Before Starting the Work...................................................................................................................................................... 7- 36
Содержание iR7086
Страница 1: ...Sep 7 2007 Service Manual iR7105 7095 7086 Series...
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Страница 26: ...Contents...
Страница 27: ...Chapter 1 Introduction...
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Страница 32: ...Chapter 1 1 2 Not all products are necessarily available in all sales areas...
Страница 55: ...Chapter 2 Installation...
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Страница 151: ...Chapter 3 Basic Operation...
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Страница 159: ...Chapter 4 Main Controller...
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Страница 183: ...Chapter 5 Original Exposure System...
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Страница 229: ...Chapter 6 Laser Exposure...
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Страница 238: ...Chapter 6 6 6 F 6 7 1 Laser light 2 Laser shutter 1 2 1 2 2 1...
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Страница 241: ...Chapter 7 Image Formation...
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Страница 295: ...Chapter 8 Pickup Feeding System...
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Страница 353: ...Chapter 9 Fixing System...
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Страница 379: ...Chapter 10 External and Controls...
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Страница 417: ...Chapter 11 MEAP...
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Страница 467: ...Chapter 12 RDS...
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Страница 479: ...Chapter 13 Maintenance and Inspection...
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Страница 497: ...Chapter 14 Standards and Adjustments...
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Страница 527: ...Chapter 15 Correcting Faulty Images...
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Страница 561: ...Chapter 16 Self Diagnosis...
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Страница 585: ...Chapter 17 Service Mode...
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Страница 588: ...Contents 17 8 1 1 COPIER Items 17 94...
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Страница 689: ...Chapter 18 Upgrading...
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Страница 696: ...Chapter 18 18 4...
Страница 713: ...Chapter 18 18 22 formatting and download the system software once again...
Страница 726: ...Chapter 19 Service Tools...
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Страница 728: ...Contents Contents 19 1 Service Tools 19 1 19 1 1 Special Tools Table 19 1 19 1 2 Solvents Oils 19 2...
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Страница 734: ...Sep 7 2007...
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