Toshiba e-STUDIO163 Service Manual page 55

The south and north poles are arranged inside the magnetic roller as shown in the right figure.
The developer material forms a brush-like fluff which contacts the photoconductive drum surface.
This is caused by the magnetic force lines between the south and north poles.
- Additional Explanation
The life of the toner cartridge (number of output pages) varies depending on the following condi-
December 2005 © TOSHIBA TEC
Photoconductive
drum
N
Magnetic roller
Fig. 3-13
3 - 7
Magnetic force
line
e-STUDIO163/203 COPY PROCESS
3