Engine Operation; Printing Process - Epson EPL-N2000 Service Manual

EPL-N2000 Service Manual

2.1 Engine Operation

This section describes the functions and operating principles of the EPL-N2000 engine.

2.1.1 Printing Process

The whole printing process for this printer is divided into the seven stages described in Table 2-1.
Table 2-1. Printing Process for the EPL-N2000
Steps Process
Charging
1
Exposure
2
Development
3
Transfer
4
Separating
5
6
Fusing
Cleaning
7
Figure 2-1 shows the locations and name of the main engine components and the paper paths.
Figure 2-1. Mechanism Parts and Paper Paths for
Rev.A
Charges the surface of the PC drum with static electricity.
A rayon brush is used.
The laser beam emitted from the laser unit produces an
electrostatic latent image on the surface of the PC drum.
Toner is fed through the sleeve roller to the surface of the PC
drum to produce a visible toner image.
The transfer roller transfers the toner image from the surface
of the PC drum onto the paper, using an electrical charge
applied from the transfer roller.
The electrode discharges the paper to separate it from the
drum.
Toner image is fixed on the paper with heat and pressure.
The cleaning blade clears toner off the PC drum and transfer
roller.
Main Printing Process
Operating Principles
Description
2-1