2PR
2-1-1
2-1 Mechanical Construction
2-1-1 Paper feed/conveying section
Paper feed/conveying section consists of the paper feed unit that feeds paper from the cassette and the MP tray paper
feed unit that feeds paper from the MP tray, and the paper conveying section that conveys the fed paper to the transfer/
separation section.
(1) Cassette paper feed section
The cassette can contain 500 sheets. The sheet from the cassette is pulled out by rotation of the pickup roller and sent to
the paper conveying section by rotation of the paper feed roller. Also the retard roller prevents multiple feeding of paper.
Figure 2-1-1 Cassette paper feed section
Figure 2-1-2Cassette paper feed section block diagram
1
11
7
6
8
4
5
2
3
13
9
10
12
(1) Pickup roller
(2) Paper feed roller
(3) Paper feed holder
(4) Retard roller
(5) Retard holder
(6) Cassette base
(7) Bottom plate
(8) Lift work plate
(9) Paper sensor 1
(10) Paper sensor 2
(11) Actuator (paper sensor 1/2)
(12) Lift limit sensor
(13) Actuator (lift limit sensor)
FEDCLDRN
YC26-12
LMOTDRN
YC28-1
FEMOTRDYN
SPEEDSEL
FECLKCLK
YC3-1
YC3-2
YC3-3
REMOTREN
YC3-4
Paper
feed
clutch
Engine PWB
Lift motor
Paper feed
motor
Lift limit sensor
Paper sensor 1
Paper sensor 2