2-1-1 Construction of each section
The duplex unit consists of the components shown in Figure 2-1-1. In duplex mode, after copying on to the reverse face of
the paper, the paper is reversed in the switchback section and conveyed to the duplex unit. The paper is then conveyed to
the copier paper feed section by the upper and lower duplex feed rollers.
Figure 2-1-1 Duplex unit
DUPPCSW
DUPFCL
Figure 2-1-2 Duplex unit block diagram
1 Feedshift guide
2 Upper duplex feed roller
3 Lower duplex feed roller
4 Duplex feed pulley
5 Duplex feed pulley
6 Duplex paper conveying switch (DUPPCSW)
MPCB
CN10-B4
CN10-B2
3CX
2-1-1