Kyocera TASKalfa 7002i Service Manual page 665

U100 Main high voltage adjustment
(Message: Adjust Main High Voltage Output)
Contents
Adjust the surface potential by changing the voltage impressed to the main charge roller.
Purpose
Change the set value and adjust the image when an image failure (background image) occurs.
Execution
1.Press the [Start] key.
2.Select the item to set.
* :The screen for setting is displayed.
Adj AC Bias
Set AC Auto Adj
Set DC Bias
Adj DC Bias
Set Low Temp
Set Charger Freq
Chk Current
Set AC Gain
Setting: Adj AC Bias
1.Change the setting value by using [+] [-] key or the numeric keypad.
* :When the setting value is increased, the image get thinner, and it gets thicker when the set-
ting value is decreased.
Set value is variable depending on the environment.
Items
AC Bias(K)
2.Press the [Start] key to set the setting value.
Setting: Set AC Auto Adj
1.Select the item to set.
Items
On
Off
* :Initial setting: On(1)
2.Press the [Start] key to set the setting value.
Adjust black main charge AC bias
Sets the automatic AC bias adjustment
Set black main charge DC bias
Adjust black main charge DC bias
Set the pre-charge time at power ON.
Sets the main charge frequency
Displays the flowed electric current
Set the AC Gain
Contents
Black main charge AC bias value
Adjust automatically
Not adjusted automatically
Contents
Setting range
0 to 255
Contents
6-72
2WA/2NJ/2RK
Data Initial
variation setting
- -