Xerox Phaser 6115MFP Service Manual page 60

Theory of Operation
Imaging Unit Exposure
2-16
G2 Lens
Mirror
Prism
The surface of the Imaging Unit is irradiated with a laser light and an
electrostatic latent image is formed. The polygon mirror has four faces. The
two-beam laser array consists of two laser diodes arranged vertically. Two
lines are scanned through a single face of the polygon mirror.
Beam A
Beam B
Direction of Rotation
of Photo Conductor
Laser Diode
G1 Lens
Polygon Mirror
Semiconductor Laser Assembly
SOS Board
G1 Lens
Polygon Mirror Assembly
Photo Conductor Surface
Beam A
Beam B
Photo
Conductor
G2 Lens
Return Mirror
Phaser 6115MFP Multifunction Product Service Manual
s6115-048
s6115-076