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Chapter 2
2.3 LASER EXPOSURE SYSTEM
2.3.1 Overview/Configuration
2.3.1.1 Outline
LBP5000 / LBP5100
The machine's laser/scanner system serves to form latent images on the photosensitive drum according to the video signals coming from the video controller PCB,
and its principal components include the laser driver PCB and the scanner motor.
These components are grouped as a laser scanner unit, and are controlled by the DC controller PCB.
Laser driver PCB
2-2
Video controller
DC Controller
Scanner mirror
(4-faceted)
Scanner motor
Cylindrical lens
Collimator lens
F-2-2
Bk
Y
Scanner driver PCB
C
Focusing lens
M
Reflecting mirror
0010-6044
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