Royal Copystar Ri 4230, Service Manual

Page: 341 / 602

2A3/4
3-3-32
( 5 ) Adjusting the longitudinal squareness (reference)
Perform the following adjustment if the copy image is longitudinally skewed (longitudinal
squareness is not obtained).
Caution:
• Before making the following adjustment, output a 1 DOT-LINE PG pattern in
maintenance item U089 to use as the original for the adjustment.
• Adjust the amount of slack in the paper at the registration roller for drawer, bypass
and duplex feeds (page 3-3-22) first. Check for the longitudinal squareness of the
copy image, and if it is not obtained, perform the longitudinal squareness
adjustment.
<Procedure>
Yes
No
Press the print key and make
a test copy at 100% magnification.
Start
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 (
e ).
For copy example 2,
move the frame in the direction of
the black arrow (
b ).
End
Is the image correct?
Place the original
on the contact glass.
Retighten the two screws and
refit the contact glass.
Screws
Mirror 2 frame
Figure 3-3-39 Adjusting the position of the mirror 2 frame
Correct image Copy
example 1
Copy
example 2
Figure 3-3-38