Field Service Ver. 1.0 Jun. 2008
15. Mechanical adjustment
275
Adjustment / Setting
15. Mechanical adjustment
15.1 PH unit mechanical adjustment
15.1.1
Skew adjustment
This adjustment must be made in the following case:
• When PH unit is replaced.
1.
Turn ON the main power switch.
2.
Select [Service Mode]
o
[Test
Mode]
o
[Gradation Pattern] and
output the test pattern with the fol-
lowing conditions.
Conditions: SINGLE, HYPER,
Gradation, 8 Color
3.
Using the output test pattern, check
if each color of CMYK is printed in
correct pattern.
If the pattern is not correct, any trou-
bles such as connecting failure in PH
unit of the corresponding color may
occur, which should be modified.
If there is not any problem, proceed
to step 4.
4.
Touch [Service Mode]
o
[Imaging Process Adjustment]
o
[Stabilizer]
o
[Init
Image Stabilization].
5.
After image stabilization is completed, display [Service Mode]
o
[State Confirmation]
o
[Color Regist]
o
[FWD] and check if the Step Value: X of each color C, M, Y, is
within the specification.
Specification: within
r
4
A02FF3E522DA
A02FF3E523DA
d
-Color
M
F
201
Y109660-1 Sevice Manual
