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3M9/3NA
2-1-1
2-1 Mechanical Construction
2-1-1 Paper feed section
(1) Paper feed section
The paper feeder conveys paper from the cassette to the machine. Cassette can hold up to 500 sheets of
plain paper (80 g/m
2
). Paper is fed from the paper feeder by the rotation of the pickup roller and paper feed
roller.
Figure 2-1-1 Paper feed section
Figure 2-1-2 Paper feed section block diagram
4
1
12
3
5
6
15,7
14
8
9
10
11
2
13
16
17
18
19
1. Paper feed roller
2. Pickup roller
3. Retard roller
4. Middle roller
5. Middle idle pulley
6. Paper feed holder
7. PF lift sensor (PFLS)
8. Retard guide
9. Retard holder
10. Cassette base
11. Bottom plate
12. Bottom pad
13. Lift work plate
14. PF paper sensor 1 (PFPS1)
15. PF paper sensor 2 (PFPS2)
16. Actuator
(PF paper sensor 1, 2)
17. PF main PWB (PFMPWB)
18. PF feed sensor (PFFS)
19. Actuator (PF feed sensor)
PFCSSW
PFMPWB
PFPS1 PFPS2 PFPLS
YC2-1,2,4
YC1-3
YC9-3
YC6-4
YC6-3
YC6-2
YC6-1
YC9-1
YC7-2
YC7-1
PAPSIZ0,1,2
OUT
FEEDCLN
#TMDRY
TMCLK
TMLOCK
TMDIR
TRANSCLN
LMOT-
LMOT+
PFFS
PFPFCL
PFPCCL
PFPFM
PFLM
All manuals and user guides at all-guides.com
Содержание PF-520
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