Kyocera KM-4230 Service Manual page 252

Maintenance
item No.
U131 Setting the toner sensor control voltage
Description
Displays or changes the toner sensor control voltage automatically set in
maintenance item U130.
Purpose
To check the automatically set toner sensor control voltage. Also to change
the toner density if an image is too dark or light.
Method
Press the print key. The current setting for the toner sensor control voltage
is displayed.
Setting
1 Change the setting using the Up/Down keys.
Description
Toner sensor control voltage
Increasing the setting makes the density higher, and decreasing it
makes the density lower.
Increasing the setting too high may result in toner scattering.
2 Press the print key. The value is set.
Completion
Press the stop/clear key. The screen for selecting a maintenance item is
displayed.
Description
Setting range
0 to 255
2A3/4
Initial setting
153
3-2-43