1. Printing Process
1.1 Summary of Printing Process
This printer is a "Full-color laser printer" which applies the principle of an electrophotographic recording
system. The tandem system comprising the four color PHD Unit of yellow, magenta, cyan and black (Y,
M, C and K) creates the toner image.
Printing processes of this printer is composed of the basic steps as follows.
(1)
Charge:............................. Drum surface is charged with electricity.
(2)
Exposure: ......................... Image unit is exposed to laser beams.
(3)
Development: ................... Image is developed with toner.
(4)
Transfer: ........................... Four-color finished toner image on the Drum is transferred onto the
(5)
Cleaning: .......................... Remaining toner on the drum is collected.
(6)
Fusing:.............................. Toner on the paper is fixed by heat and pressure.
(7)
Cleaning: .......................... Remaining toner on the belt is collected.
paper.
6 – 1
Chapter 6 Principles of Operation
Wsb06001KA