2WA/2NJ/2RK
6-72
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.
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.
2.Press the [Start] key to set the setting value.
Setting: Set AC Auto Adj
1.Select the item to set.
* :Initial setting: On(1)
2.Press the [Start] key to set the setting value.
U100 Main high voltage adjustment
(Message: Adjust Main High Voltage Output)
Contents
Adj AC Bias Adjust black main charge AC bias
Set AC Auto Adj Sets the automatic AC bias adjustment
Set DC Bias Set black main charge DC bias
Adj DC Bias Adjust black main charge DC bias
Set Low Temp Set the pre-charge time at power ON.
Set Charger Freq Sets the main charge frequency
Chk Current Displays the flowed electric current
Set AC Gain Set the AC Gain
Items Contents Setting range Data
variation
Initial
setting
AC Bias(K) Black main charge AC bias value 0 to 255 - -
Items Contents
On Adjust automatically
Off Not adjusted automatically
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