Chapter 6
6-3
6.2 Basic Sequence
6.2.1 Basic Sequence of Operations (laser exposure system)
0010-8010
iR7105 / iR7095 / iR7086
F-6-2
6.3 Various Controls
6.3.1 Controlling the Laser Activation Timing
6.3.1.1 Turning On and Off the Laser Unit
0011-2630
iR7105 / iR7095 / iR7086
The laser unit is turned on or off by the laser driver PCB 1 in response to the laser control signal (CTL0a/CTL1a/CTL2a/CTL0b/CTL1b/CTL2b) coming from the
DC controller PCB.
F-6-3
6.3.1.2 Flow of the BD Signal
0010-8012
iR7105 / iR7095 / iR7086
Control panel
power switch ON
Copy Start key ON
198
Image lead edge signal (PTOP)
Laser A, B, C, D
INTR
PSTBY
LSTR
STBY
Laser
BD signal (BD)
Laser scanner motor
Half-speed rotation
Wait activation
Imaging activation
for 1 scan
Wait activation
Half-speed
rotation
Detects laser A, C
Activation for potential control
When the surface temperature of the fixing
roller reaches 198 deg C, full-speed rotation.
(for potential control)
Image lead edge in page memory
Half-speed rotation
Laser driver PCB 2
J1301
CNT1a
CNT0a
CNT0b
CNT2a
CNT2b
CNT1b
J1311
Laser driver PCB 1
Video PCB
CNT1a
CNT0a
CNT0b
CNT2a
CNT2b
CNT1b
J1317
J1406
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 394: ...Chapter 10 10 10 F 10 7...
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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