Read Sharp AR-DU1 (serv.man2) Service Manual online
[5] OPERATIONAL DESCRIPTIONS
1. Basic operation
This unit is stored under the transport base of the copier. In the
duplex copy mode, the paper discharged from the fusing section after
single copy is reversed by the switchback operation made by com-
bination of the solenoid in the 2-stage paper exit tray unit, the
solenoid and the reverse roller in the duplex module (hereinafter
referred to as ADU).
duplex copy mode, the paper discharged from the fusing section after
single copy is reversed by the switchback operation made by com-
bination of the solenoid in the 2-stage paper exit tray unit, the
solenoid and the reverse roller in the duplex module (hereinafter
referred to as ADU).
Then the paper is aligned by the ADU and transported to the copier
for duplex copy.
for duplex copy.
2. Details of operation
There are following three kinds of operations depending on the num-
ber and the size of papers.
ber and the size of papers.
A. Operation of one sheet of paper
B. Paper size A4 (11"
×
8.5") Portrait or less, two or more copies
C. Paper size B5R Landscape or above, two or more copies
A. Operation for one sheet of paper
1) Reverse operation (Solenoid A = ON, solenoid B =
ON.)
Paper is transported down and held there by normal rotation of the
reverse roller C.
reverse roller C.
C
B
A
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