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2K5
(5) Adjusting the position of the ISU (reference)
Perform the following adjustment if the leading and trailing edges of the copy image are laterally skewed (lateral square-
ness not obtained).
Caution:
Adjust the deflection in the paper at the registration roller first (see page 1-3-25). Check for the longitudinal squareness of
the copy image, and if it is not obtained, perform the longitudinal squareness adjustment.
Before making the following adjustment, print the test pattern in maintenance item U402 to use as the original for the
adjustment.
Procedure
Place the original
on the contact glass.
Press the start key and make
a test copy at 100% magnification.
Is the image correct?
1-5-30
Start
No
Yes
End
Retighten the two screws and
refit the contact glass.
Remove the contact glass.
Loosen the two screws and
adjust the position of the
mirror 2 frame.
For copy example 1,
move the frame in the direction of
the white arrow (
For copy example 2,
move the frame in the direction of
the black arrow (
Original
Figure 1-5-55
Mirror 2 frame
Service Manual
).
).
Copy
Copy
example 1
example 2
Screw
Screw
Figure 1-5-56
Y112040-6
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