Kyocera Mita KM-1530 Service Manual page 67

2AV/X
Maintenance
item No.
U087
Setting the reference data for identifying dust
Available only when the mode is turned on.
1. Select the item to be set using the cursor up/down keys. The selected item is displayed in reverse.
2. Change the setting using the cursor left/right keys.
DENSITY
Example
DENSITY: The figure indicates the density in 256 levels of gray
(0: white, 255: black). When the setting is 35, data of the level of 35 or higher is regarded as dust and
data of lower level is regarded as the background (scan data taken when there is no original).
3. Press the start key. The value is set.
4. Press the stop/clear key. The screen for selecting an item is displayed.
1-4
Completion
Press the stop/clear key at the screen for selecting an item. The screen for selecting a maintenance item
No. is displayed.
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 start key. The screen for selecting an item is displayed.
Setting
1. Select ON or OFF using the cursor up/down keys. The selected item is displayed in reverse.
ON
OFF
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 start key. The value is set. The screen for selecting a maintenance item No. is displayed.
Completion
To exit this maintenance item without changing the current setting, press the stop/clear key. The screen for
selecting a maintenance item No. is displayed.
1-4-18
Display Description
Minimum density to be
regarded as dust
Display
Moiré reduction mode
Normal copy mode
Description
Setting
range
10 to 95 35
Description
Initial
setting