Adjusting The Longitudinal Squareness (Reference) - Kyocera TASKalfa 620 Service Manual

(5) Adjusting the longitudinal squareness (reference)

Perform the following adjustment if the copy image is longitudinally skewed (longitudinal squareness is not obtained).
Caution:
Adjust the amount of slack in the paper at the registration roller first (see page 1-3-18). Check for the longitudinal square-
ness of the copy image, and if it is not obtained, perform the longitudinal squareness adjustment.
Before making the following adjustment, output a 1 dot LINE PG pattern in maintenance item U089 to use as the original
for the adjustment.
Procedure
Start
Place the original
on the contact glass.
Press the start key and make
a test copy at 100% magnification.
Is the image correct?
End
No
Yes
Original
Figure 1-5-85
Retighten the screw and
refit the contact glass.
Remove the contact glass
(see page 1-5-28).
Loosen the screw 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 ( ).
Figure 1-5-86
2KN/2KP-1
Copy Copy
sample 1 sample 2
Screw
Mirror 2 frame
1-5-41