2-34 Phaser 6180MFP Multifunction Printer Service Manual
Theory of Operation
Laser Unit
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.
s6180mfp-145
Rear View
Mirror
Mirror
Laser
Diodes
Laser
Diode
Board
Lens
Scanner
Polygon Mirror
Window
SOS
Sensor
SOS Board
Front
Laser Unit
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