Olivetti d-Copia 3500MF Service Manual page 128

Item No.
U100 Adjusting main high voltage
Description
Controls the charger roller voltage to optimize the surface potential.
Purpose
To change the setting value to adjust the image if an image failure (background blur, etc.) occurs.
Method
1. Press the start key.
2. Select an item and press the start key.
Adj AC Bias
Set AC Auto Adj
Set DC Bias
Adj DC Bias
Set Low Temp
Set Charger Freq
Chk Current
Setting: [Adj AC Bias]
1. Change the value using the +/- or numeric keys.
Increasing the setting makes the image lighter; decreasing it makes the image darker.
The values set vary depending on environments.
AC Bias(K)
2. Press the start key. The value is set.
Setting: [Set AC Auto Adj]
1. Select On or Off.
On
Off
Initial setting: On
2. Press the start key. The setting is set.
Displaying: [Set DC Bias]
1. The current setting is displayed.
DC1 Bias(K)
DC1 Bias Half(K)
Service Manual
Display
Main charger AC bias for each color
Setting the AC bias auto adjustment
Main charger DC bias for each color
Additional surface potential
Pre-charge time at power supply ON
Setting the main charger frequency
Rush current display
Display
Main charger AC bias
Display
Turns auto adjustment ON
Turns auto adjustment OFF
Display
Main charger DC bias (full speed)
Main charger DC bias (half speed)
Description
Description
Description
Description
Description
1-3-66
2LL/2LJ/2LH
Setting range
0 to 255
Y113350-5