When off center as shown in fig. 2
Move the center adjuster in direction B and secure it with the two
mounting screws. Make a copy to check whether it is centered
proerly.
9. ADU
(1) Adjust the matching guide.
1
Mark a duplex copy.
2
Remove the duplex unit from the copier main unit, and open the
paper guide.
3
Set the copy that has been made in step
I
or a sheet of the
same size on the duplex tray. Align the paper to either alignment
guide F, or R, to check the gap. Check to see if the gap between
either of the alignment guides and the paper is from 0 to 0.5 mm.
When the matching guide is not aligned properly, perform the follow-
ing Procedure to adjust the matching guide.
A. Set the mode using the following key operation on the copier main
unit:
Then current set value is displayed.
B. To set the adjustment mode, input the set value as shown below
after the operation above:
(Example) To set a value (5) with one digit, perform the following
operation:
(Example) To set a value (15) with two digit, perform the following
opeartion:
Changing the set value by (1) causes the matching guide width to
move 0.5mm to 0.6mm.
*
Criterion for changing set value
(Guide width becomes larger.) (Guide width becomes smaller.)
C. Perform the steps
1
to
3
again to check the width.
(2) Adjust the center misalignment
When copy result shows center dislocation as shown in Fig. 1 and
Fig. 2, loosen the four screws (indicated by
↓
) that fix the front
cabinet.
Caution:
When you fix the front cabinet, the gap between a fixing screw and
the cabinet is symmetrical for the fixing screw sections
a
b
.
*
In case of Fig. 1
Move the front cabinet to the direction A, tighten the fixing screws
a
(2 pcs.) and
b
(2 pcs.) in this order, and make a copy again to
check that there is no center dislocation.
*
In case of Fig. 2
Move the front cabinet to the direction B, tighten the fixing screws
a
(2 pcs.) and
b
(2 pcs.) in this order, and make a copy again to
check that there is no center dislocation.
Fig. 2
Paper center line
Center line of the first copy image
Paper guide
Matching guide R
0 to 0.5mm
Matching guide F
C
0 /
2
5
1
0 /
CA
Set vaiue
5
0 /
CA
5
1
CA
Factory setting value
1
99
a
b
a
b
Direction A
Direction B
b
a
(Reference drawing)
Fig.1
Image center (image of first copy)
Paper center line
Fig.2
Image center (image of first copy)
Paper center line
8 – 16
