3-2-27
2A3/4
Maintenance
item No.
Description
U088
Setting the input filter (moiré reduction mode)
Description
Turns moiré reduction mode on and off by switching the input filter on and
off.
Purpose
Used to prevent regular density unevenness (moiré) on halftone image
areas of the copy image in text mode and text and photo mode. Such
moiré is more likely to appear when an enlargement or reduction copy is
made in text mode from an original containing large halftone image areas.
Method
Press the print key. The screen for selecting an item is displayed.
Setting
1
Select ON or OFF. The selected item is displayed in reverse.
Initial setting: OFF
If moiré on the copy image is significant, change the setting to ON. Note
that when the moiré reduction mode is turned on, the resolution may be
slightly reduced.
2
Press the print key. The value is set. The screen for selecting a
maintenance item No. is displayed.
Completion
To exit the maintenance mode without changing the current setting, press
the stop/clear key. The screen for selecting a maintenance item No. is
displayed.
Display
Description
ON
OFF
Moiré reduction mode
Normal copy mode
Содержание Ri 4230
Страница 1: ...4230 5230 S M MCA SERVICE MANUAL Published in June 00 2A370941 Revision 1 Ri 4230 5230 Ri 4230 5230 ...
Страница 3: ...SERVICE MANUAL Ri 4230 5230 ...
Страница 13: ...4230 5230 S M MCA THEORY AND CONSTRUCTION SECTION I I Theory and Construction Section ...
Страница 14: ...1 1 5 2A3 4 CONTENTS 1 1 Specifications 1 1 1 Specifications 1 1 1 ...
Страница 21: ...1 1 7 2A3 4 CONTENTS 1 2 Handling Precautions 1 2 1 Drum 1 2 1 1 2 2 Developer and toner 1 2 1 ...
Страница 100: ...4230 5230 S M MCA ELECTRICAL SECTION II II Electrical Section ...
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Страница 159: ...4230 5230 S M MCA III Set Up and Adjustment Section III SET UP AND ADJUSTMENT SECTION ...
Страница 419: ...1 1 25 2A3 4 CONTENTS 3 5 Self Diagnosis 3 5 1 Self diagnosis 3 5 1 1 Self diagnostic function 3 5 1 ...
Страница 448: ...2A3 4 3 6 3 25 Toner scatters at the leading edge of the image See page 3 6 17 ...