Brother HL-4200CN - Page 70

III-6
Drum
(Laser beams)
Optical conductor
Conductor
Scanner ASSY
: Negative electric charge
: Positive electric charge
Fig.3-8
Electrostatic
latent image
(Laser beams)
Drum surface
Fig.3-9
< Drum concept >
Laser beams
Optical
conductor
Conductor
Fig.3-11
-V
0
(Laser beams)
Electric potential
on drum
Fig.3-10