2KR/2KS
1-3-85
U410
Adjusting the halftone automatically
Description
Carries out processing for the data acquisition that is required in order to perform automatic adjustment of the
halftone.
Purpose
Performed when the quality of reproduced halftones has dropped.
Method
1. Press the start key.
2. Select [EXECUTE].
3. Press the start key. A test pattern is outputted.
4. Place the output test pattern as the original.
Align the corner inside the circle with the left inside corner of the original marker.
Figure 1-3-28
5. Place approximately 20 sheets of white paper on the test pattern and set them.
6. Press the start key. Adjustment is made.
7. When normally completed, [ALL COMP.] is displayed.
If a problem occurs during auto adjustment, error code is displayed.
Error codes
If [S**] appears, check the original. If [C**] appears, execute again maintenance item U410.
Completion
Press the stop key. The screen for selecting a maintenance item No. is displayed.
Maintenance
item No.
Description
Test pattern
Codes Description
S01 Patch not detected
S02 Original deviation in the main scanning direction
S03 Original deviation in the auxiliary scanning direction
S04 Original inclination error
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