3A6
2-1-3
2-1-2 Duplex unit
The duplex unit consists of the components shown in Figure 2-1-4. In duplex mode, after copying on to the reverse face of
the paper, the paper is reversed in the feedshift section and conveyed to the duplex unit. The paper is then conveyed to the
copier paper feed section by the upper and lower duplex rollers.
7
1
2
5
8
3
4
6
4
Figure 2-1-4 Duplex unit
1 Duplex feedshift guide
2 Upper duplex roller
3 Lower duplex roller
4 Duplex pulley
5 Open/close guide
6 Entry guide
7 Duplex paper conveying switch 1 (DUPPCSW1)
8 Duplex paper conveying switch 2 (DUPPCSW2)
Figure 2-1-5 Duplex unit block diagram
DUPPCSW1
CN5-10
CN5-7
MPCB
(copier)
DUPPCSW2
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