Theory of Operation
Laser Unit
2-34
Rear View
Laser
Diodes
Laser
Diode
Board
Lens
The Laser Unit is an exposure unit that generates laser beams to form
electrostatic latent image on the drum surface. The Laser Unit consists of the
following components: Laser Diode (LD), Scanner, Start of Scan (SOS)
Board, Lenses, Mirror, and Window.
Mirror
Scanner
Polygon Mirror
Phaser 6180MFP Multifunction Printer Service Manual
Front
SOS Board
SOS
Sensor
Window
Mirror
Laser Unit
s6180mfp-145