Adjusting Scanner Image Lateral Squareness (Reference); Adjusting The Position Of The Laser Scanner Unit - Kyocera KM-6030 Service Manual

(6) Adjusting scanner image lateral squareness (reference)

Perform the following adjustment if the copy image is laterally skewed (lateral squareness not obtained).
Caution:
Perform (6-1) Adjusting the position of the laser scanner unit first and check for lateral squareness of the copy image. If
squareness is not obtained, perform (6-2) Adjusting the position of ISU (see page 1-6-50).

(6-1)Adjusting the position of the laser scanner unit

For the machines using new laser scanner unit, see the next page for the procedure.
Procedure
Start
Enter maintenance mode.
Enter 089 using the numeric keys.
Press the start key.
Select 1 dot-LINE.
Press the interrupt key.
Press the start key and make
a copy at 100% magnification.
Is the image correct?
Press the stop/clear key.
Exit maintenance mode.
End
No
Yes
LSU adjusting cover
Correct
Retighten the screw.
Retighten four screws to hold the LSU.
Refit the LSU adjustment plate and
contact glass.
Remove the contact glass (see page 1-6-34).
Loosen four screws holding the LSU
(see page 1-6-42).
Remove the screw and then remove the LSU
adjustment cover.
Loosen the screw and adjust the position
of the LSU adjustment plate.
For output example 1, move the LSU
adjustment plate in the direction of the
black arrow ( ).
For output example 2, move the LSU
adjustment plate in the direction of the
white arrow ( ).
Figure 1-6-96
Output Output
example 1 example 2
Figure 1-6-95
LSU adjusting
plate
Screw
2FB/2FC-4
1-6-49