Chapter 6
6-1
6.1 Construction
6.1.1 Specifications, Control Mechanism, and Functions
0006-9404
iR2270 / iR2870 / iR3570 / iR4570 / iR2230 / / / iR3530 /
Laser Light
T-6-1
Scanner Motor
T-6-2
Polygon Mirror
T-6-3
Control Mechanism
T-6-4
6.1.2 Major Components
0006-5970
iR2270 / iR2870 / iR3570 / iR4570 / iR2230 / / / iR3530 /
F-6-1
T-6-5
6.1.3 Construction of the Control System
0006-5971
iR2270 / iR2870 / iR3570 / iR4570 / iR2230 / / / iR3530 /
The laser exposure system is primarily controlled by the DC controller PCB.
iR2270/2270F/2870/2870F/2230/2230F/2830
Number of laser beams
2
Output
5mW (iR2270/2870/2230/2830)
10mW (iR3570/4570/3530)
Wave length
785 nm - 800 nm (infrared light)
Type of motor
DC brushless motor
Number of revolutions
16000 rpm (approx.; single control)
(iR2270/2870/2230/2830)
27000 rpm/16000 rpm (approx.; double control)
(iR3570/4570/3530)
Type of bearing
Oil
Number of facets
6 (40-mm dia.)
Synchronous control
Main scanning direction
Light intensity control
APC
Others
Laser activation/deactivation
Laser scanner motor control
Laser shutter control
Name
Description
[1] Laser unit
Generates laser light
[2] Polygon mirror
Scans laser light in main scanning direction.
[3] BD mirror
Reflects laser light in the direction of the BD PCB.
[4] BD PCB
Generates the BD signal.
[1]
[2]
[4]
[3]
Содержание iR3570 Series
Страница 1: ...Jan 17 2007 Service Manual iR4570 3570 2870 2270 Series...
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Страница 27: ...Chapter 1 Introduction...
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Страница 71: ...Chapter 2 Installation...
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Страница 147: ...Chapter 3 Basic Operation...
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Страница 155: ...Chapter 4 Main Controller...
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Страница 187: ...Chapter 5 Original Exposure System...
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Страница 219: ...Chapter 6 Laser Exposure...
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Страница 231: ...Chapter 7 Image Formation...
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Страница 279: ...Chapter 7 7 43 F 7 241 2 Remove the screw 1 F 7 242 3 Detach the static eliminator 1 to the front F 7 243...
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Страница 281: ...Chapter 8 Pickup Feeding System...
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Страница 389: ...Chapter 9 Fixing System...
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Страница 421: ...Chapter 10 External and Controls...
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Страница 437: ...Chapter 10 10 11 F 10 12 2 Remove the check mark from SNMP Status Enabled...
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Страница 475: ...Chapter 11 MEAP...
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Страница 481: ...Chapter 12 Maintenance and Inspection...
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Страница 509: ...Chapter 13 Standards and Adjustments...
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Страница 521: ...Chapter 14 Correcting Faulty Images...
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Страница 585: ...Chapter 15 Self Diagnosis...
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Страница 623: ...Chapter 16 Service Mode...
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Страница 679: ...Chapter 17 Upgrading...
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Страница 715: ...Chapter 18 Service Tools...
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Страница 717: ...Contents Contents 18 1 Service Tools 18 1 18 1 1 Special Tools 18 1 18 1 2 Oils and Solvents 18 1...
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Страница 721: ...Jan 17 2007...
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