(6) 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 1-3-23). 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, output a VTC-PG2 pattern in maintenance item U993 to use as the original for the
adjustment.
Procedure
Place the original
Press the start key and make
a test copy at 100% magnification.
Is the image correct?
Y108620-5
Start
on the platen.
No
Yes
End
Retighten the two screws and
refit the platen.
Remove the platen.
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
Mirror 2 frame
Service Manual
).
).
Copy
Copy
example 1
example 2
Figure 1-5-60
Screw
Screw
Figure 1-5-61
2H0/2HZ
1-5-33