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COPIER (Service mode for printer) > ADJUST (Adjustment mode) > IMG-REG
MAG-V
1
Detail
Use Case
Adj/Set/Operate Method
Display/Adj/Set Range
Unit
Default Value
Additional Functions
Mode
Amount of Change per
Unit
DRM-SPD1
1
Detail
Use Case
Adj/Set/Operate Method
Display/Adj/Set Range
Unit
Appropriate Target Value
Default Value
Amount of Change per
Unit
LS-H-YL
1
Detail
Use Case
Adj/Set/Operate Method
Caution
Display/Adj/Set Range
Default Value
Related Service Mode
Adj of stdrd magnifictn ratio: vert scan
To adjust the standard magnification ratio in the vertical scanning direction by changing the
Polygon Motor speed.
As the value is changed by 1, the magnification ratio is changed by 0.1%.
When adjusting the standard magnification ratio due to parts replacement or environmental
change, etc.
1) Enter the setting value (switch negative/positive by -/+ key) and press OK key.
2) Execute auto color displacement correction.
-10 to 10
%
0
Adjustment/Maintenance> Adjust Image Quality> Auto Correct Color Mismatch
0.1
Adj of Y/M/C-color Photo-s Drum speed
To adjust the rotation speed of the Y/M/C-color Photosensitive Drum at image formation.
Enter the setting value according to the identification mark of the ITB Unit.
- When replacing the ITB Unit
- When clearing RAM data
Enter the setting value (switch negative/positive by -/+ key) and press OK key.
-5 to 5
-5: -0.25%, -4: -0.20%, -3: -0.15%, -2: -0.10%, -1: -0.05%, 0: 0.00%, +1: +0.05%, +2: +0.10%, +3:
+0.15%, +4: +0.20%, +5: +0.25%
%
-2 - 2
0
0.05
Adj Y-C copy ratio correction offset 1
To adjust the offset of copy ratio correction between Y-color and C-color.
Enter the value of a C-Y color set having the smallest degree of color displacement among the left
image group of C-Y color printed on the corresponding PG.
The setting is reflected at the next printing.
For details, refer to the situation mode or "Adjustment" in Chapter 5 of the Service Manual.
When color displacement occurs at the center of an image (especially at installation or at
replacement of the Laser Scanner Unit)
1) Execute LS-INT-H.
2) Output the corresponding PG.
3) Enter the setting value (switch negative/positive by -/+ key) and press OK key.
When making the adjustment, be sure to also adjust the settings of LS-H-
YC/YR/ML/MC/MR/KL/KC/KR.
-4 to 4
0
COPIER> TEST> PG> TYPE
COPIER> FUNCTION> CLEAR> LS-INT-H
COPIER> ADJUST> IMG-REG> LS-H-YC/YR/ML/MC/MR/KL/KC/KR
615
8. Service Mode
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Troubleshooting
