Kyocera KM-4230 Service Manual page 231

2A3/4
Maintenance
item No.
U053 Adjustment
1 Output an A3/11"
2 Measure A and B on the VTC pattern (Figure 3-2-3), and perform the
following adjustments if they are different from the correct sizes:
A: Drive motor adjustment
B: Paper conveying motor adjustment
Completion
Press the stop/clear key. The screen for selecting a maintenance item No.
is displayed.
U060 Adjusting the scanner input properties
Description
Adjusts the image scanning density in text, text and photo, or photo mode.
Purpose
Used when the entire image appears too dark or light in the specified
mode.
Method
Press the print key. The screen for selecting an item is displayed.
Setting
1 Select the item to be set. The selected item is displayed in reverse, and
the current setting is displayed in the adjustment window.
2 Change the setting using the Up/Down keys.
Display
TEXT γ adj
MIX γ adj
PHOTO γ adj
Increasing the setting makes the density lower, and decreasing it
makes the density higher.
3 Press the print key. The value is set.
Interrupt copy mode
While this maintenance item is being performed, copying from an original
can be made in interrupt copy mode.
Completion
Press the stop/clear key. The screen for selecting a maintenance item No.
is displayed.
Supplement
The following settings are also reset to the initial values by performing this
maintenance item:
• Exposure density gradient set in maintenance mode (U093)
• Auto and manual exposure set in the copy default item of the copier
management mode
3-2-22
×
17" VTC pattern in interrupt mode.
Description
Density in text mode
Density in text and photo mode
Density in photo mode
Description
Setting range
0 to 23
0 to 23
0 to 23
Initial setting
12
12
12