Chapter 7
7-7
7.4
Manual Feed Pickup Unit
7.4.1
Outline
0006-2893
Paper is picked up from the manual feed tray under the control of the CPU on the DC controller PCB and using the
drive of the main motor (M1). When the manual feed pickup solenoid (SL1) goes ON, the drive of the main motor
(M1) is transmitted as far as the manual feed pickup roller assembly to rotate the manual feed pickup roller.
The sheets of paper stacked in the manual feed tray are lifted by the work of a spring and forced against the manual
feed pickup roller. Thereafter, a single sheet of paper is separated by the work of the manual feed pickup roller and
the separation pad, and is moved as far as the registration shutter.
F-7-4
7.4.2
Retry Pickup
0006-2894
If the paper leading edge sensor (PS102) does not detect paper within a specific period of time after the manual feed
pickup roller starts to rotate, the machine will rotate the manual feed pickup roller once again to execute a retry
pickup operation. If the paper leading edge sensor (PS102) still does not detect the leading edge of paper after the
Main motor
Gear A
Gear B
Manual feed tray pickup
solenoid drive signal
Manual feed tray
pickup roller
Cam
When SL1 goes ON, the spring moves up to push up
the cam, causing the manual feed pickup roller to
rotate slightly; as a result, the gear A and the gear B
become engaged.
DC controller PCB
SL1
Содержание iR1200 Series
Страница 1: ...Jun 17 2004 Service Manual iR1200 Series iR1570F ...
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Страница 15: ...Chapter 1 Introduction ...
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Страница 85: ...Chapter 2 Installation ...
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Страница 96: ...Chapter 2 2 8 2 Try sending and receiving an original and check the operation and the images ...
Страница 99: ...Chapter 2 2 11 Take full care to avoid severe vibration during the relocation ...
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Страница 101: ...Chapter 3 Basic Operation ...
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Страница 117: ...Chapter 4 Original Exposure System ...
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Страница 131: ...Chapter 5 Laser Exposure ...
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Страница 139: ...Chapter 5 5 5 F 5 15 4 Remove the 4 screws 1 and detach the laser scanner unit 2 F 5 16 3 1 2 2 1 2 1 1 ...
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Страница 141: ...Chapter 6 Image Formation ...
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Страница 153: ...Chapter 7 Pickup Feeding System ...
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Страница 158: ...Chapter 7 7 2 F 7 1 PS4 PS102 PS103 PS3 PS101 ...
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Страница 187: ...Chapter 8 Fixing System ...
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Страница 209: ...Chapter 9 External and Controls ...
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Страница 256: ...Chapter 10 Original Feeding System ...
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Страница 265: ...Chapter 10 10 5 F 10 4 PS7 for jam a b or c PS8 for jam d or e PS2 for jam f ...
Страница 311: ...Chapter 11 Maintenance and Inspection ...
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Страница 323: ...Chapter 12 Standards and Adjustments ...
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Страница 337: ...Chapter 13 Correcting Faulty Images ...
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Страница 353: ...Chapter 14 Self Diagnosis ...
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Страница 405: ...Chapter 15 Service Mode ...
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Страница 487: ...Chapter 16 Service Tools ...
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Страница 489: ...Contents Contents 16 1 List of Special Tools 16 1 16 2 List of Solvents and Oils 16 2 ...
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Страница 493: ...Jun 17 2004 ...
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