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Roll, toner transfers from the Magnet Roll to that point on the drum. There is now a visible toner image on the
drum surface. The image is called a developed image.
DRUM
Transfer
As the paper travels between the transfer Roll and the photoconductor (drum), the Transfer Roll applies a
positive charge to the back of the printing paper. This positive charge transfers the negative charged toner
image from the photoconductor (drum) to the top surface of the paper. The toner image is now on the paper
and the paper is now stuck to the photoconductor (drum) due to the relative electrical differences between the
Developer
Metering
Roll
Blade
Toner
Drum Surface
Image
Visible Developed Image
HVPS
-VDC
Drum Surface
Voltage
Toner at
-VDC Developer
Bias value
0V
Diagnostic aids
7462
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Discharge
Level
3-65
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