Ph Unit Mechanical Adjustment - Konica Minolta bizhub C200 Service Manual

Field Service Ver. 1.0 Jun. 2008
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.
4. Touch [Service Mode] → [Imaging Process Adjustment] → [Stabilizer] → [Initialize +
Image Stabilization].
5. After image stabilization is completed, display [Service Mode] → [State Confirmation]
→ [Color Regist] → [FWD] and check if the Step Value: X of each color C, M, Y, is
within the specification.
Specification: within ± 4
1. Turn ON the main power switch.
2. Select [Service Mode] → [Test
Mode] → [Gradation Pattern] and
output the test pattern with the fol-
lowing conditions.
Conditions: SINGLE, HYPER,
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
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unit of the corresponding color may
occur, which should be modified.
If there is not any problem, proceed
to step 4.
15. Mechanical adjustment
Gradation, 8 Color
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