Epson EPL-N4000 - Print Process

EPSON EPL-N4000/EPL-N4000+ Chapter 2 Operating Principles
Rev.B 68
2.4 Print Process
Print process step of this printer is to form the toner ima
g
e on the drum
surface, transfer this ima
g
e to the paper, and fuse the transferred toner
ima
g
e to the paper.

Char
g
e
Places a uniform ne
g
ative electrostatic char
g
e on the surface of the
drum.

Expose
A data modulated laser beam scans the drum surface, convertin
g
select ne
g
ative points to positive points.

Develop
Attaches dry toner to the positive points of the drum.

Transfer
Transfers the dry toner ima
g
e from the drum to a piece of paper.

Detack
Strips the piece of paper, alon
g
with the dry toner ima
g
e on the
paper surface, from the drum.

Clean
Cleans any residual toner from the surface of the drum and
prepares the drum for the next print cycle.

Dischar
g
e
Cleans any residual electrical char
g
e from the surface of the drum
and prepares the drum for the next print cycle.
Figure 2-23. Print Process
The fi
g
ure below shows major component related to the printer process.
Figure 2-24. Major Component