Lexmark MS312 Service Manual page 277

This process would be similar to using glue to write on a can and then rolling it over glitter. The glitter sticks to the glue
but not to the rest of the can.
DRUM
Step 4: Transfer
As the paper travels between the transfer roll and the photoconductor, the transfer roll applies a positive charge to
the back of the media. This positive charge attracts the negatively charged toner image from the photoconductor to
the top surface of the media.
HVPS
Developer
Roll
-VDC
Transfer roll
Sheet of paper
Appendix C: Theory of operation
HVPS
Metering
Blade
Toner
-VDC
Drum Surface
Image
0V
Visible Developed Image
-VDC
277
Drum Surface
Voltage
Toner at
-VDC Developer
Bias value
Discharge
Level
DRUM
4514