
Chapter 9
9-20
9.4 Cassette Pick-Up Unit
9.4.1 Outline
0007-0206
iR105i/iR105+ / iR9070 / iR85+ / iR8070
When the deck or the cassette is slid in, the cassette open/closed sensor turns on and, at the same time, the pickup roller starts to move down, causing the
light-blocking plate to leave the lifter sensor, driving the cassette lifter motor and, ultimately, moving up the lifter.
The lifter keeps moving up until the lifter sensor detects the surface of paper. (In the case of the deck right/left, a limiter is mounted to stop the lifter if it
fails to stop moving up.)
When the deck or cassette open button is pushed, the drive gear of the lifter becomes free to let the lifter move down on its own weight.
T-9-13
F-9-20
Right deck
Left deck
Cassette 3
Cassette 4
Cassette open/
closed detection
Deck right open/
closed sensor
(PS23)
Deck left open/
closed sensor
(PS33)
Cassette 3 open/
closed sensor
(PS40)
Cassette 4 open/
closed sensor
(PS45)
Lifter position
detection
Lifter sensor
(PS21)
Lifter sensor
(PS31)
Lifter sensor
(PS38)
Lifter sensor
(PS43)
Paper presence/
absence detection
Deck right paper
sensor (PS22)
Deck left paper
sensor (PS32)
Cassette 3 paper
sensor (PS39)
Cassette 4 paper
sensor (PS44)
Paper level
detection
Deck right paper
level middle
sensor (PS51)
Deck right paper
level upper sensor
(PS52)
Deck lifter paper
level middle
sensor (PS54)
Cassette 2 paper
level upper sensor
(PS55)
Cassette 3 paper
level detection
PCB (variable
resistor)
Cassette 4 paper
level detection
PCB (variable
resistor)
Lifter upper
limiter
Deck right limit
sensor (PS24)
Deck left limit
sensor (PS34)
---
---
Drive motor
Deck right lifter
motor (M13)
Deck lifter motor
(M14)
Cassette 3 lifter
motor (M16)
Cassette 4 lifter
motor (M17)
Paper sensor
Paper detecting
lever
Feeding roller
Separation roller
Lifter
Paper
Deck open/
closed sensor
Lifter position sensor
Pickup roller
Pickup roller
Pickup sensor
Lifter position lever
Limit sensor
Содержание ImageRunner iR8500 Series
Страница 1: ...Apr 5 2005 Service Manual iR8500 Series ...
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Страница 32: ...Contents ...
Страница 33: ...Chapter 1 Introduction ...
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Страница 99: ...Chapter 2 Installation ...
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Страница 181: ...Chapter 3 Basic Operation ...
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Страница 207: ...Chapter 4 Main Controller ...
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Страница 247: ...Chapter 5 Original Exposure System ...
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Страница 258: ...Chapter 5 5 6 T 5 6 1 Fuse PCB 4 Inverter PCB 2 Reader controller PCB 5 CCD AP PCB 3 Differential PCB ...
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Страница 307: ...Chapter 6 Image Processing System ...
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Страница 319: ...Chapter 7 Laser Exposure ...
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Страница 335: ...Chapter 8 Image Formation ...
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Страница 399: ...Chapter 9 Pickup Feeding System ...
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Страница 483: ...Chapter 10 Fixing System ...
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Страница 649: ...Chapter 14 Standards and Adjustments ...
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Страница 723: ...Chapter 15 Correcting Faulty Images ...
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Страница 793: ...Chapter 16 Self Diagnosis ...
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Страница 841: ...Chapter 17 Service Mode ...
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Страница 1077: ...Chapter 18 Upgrading ...
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Страница 1111: ...Chapter 19 Service Tools ...
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Страница 1121: ...Apr 5 2005 ...
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