2
2
2-30
2-30
Technology■>■Laser■Exposure■System■>■Overview■>■Overview
Technology■>■Laser■Exposure■System■>■Overview■>■Overview
Laser■Exposure■System
Overview
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■
Overview
To■realize■the■high-speed■printing,■this■machine■adopts■the■2■Laser■Scanner■Units■and■the■
Laser■Driver■of■each■color■executes■laser■scanning■with■4-beam.
imageRUNNER■ADVANCE■C5051■/■C5045■employs■4■beam■and■C5035■/■5030■employs■2■
beam.
M
Y
Bk
C
Laser A
Laser B
Laser C
Laser D
Skew Correction
Motor M (M32)
Imaging Lens
Skew Correction Motor Y (M31)
Skew Correction Motor Bk (M34)
Imaging Lens
Skew Correction Motor C (M33)
Laser Scanner Unit 2
BD Sensor (C, Bk)
Laser Driver PCB C (UN15)
Laser Driver PCB Bk (UN14)
BD Sensor (Y, M)
Laser Driver PCB Y (UN13)
Laser Driver PCB M (UN12)
Scanner
Mirror
Scanner
Mirror
Laser Scanner Unit 1
This■machine■emits■the■laser■to■the■image■area■on■the■drum■negatively-charged.
Non-image area
Image area
Non-image area
Laser ON
Enlarged view
F-2-44
F-2-45
Y
M
C
Bk
Imaging Lens
Imaging
Lens
Imaging
Lens
Reflection Mirror
Reflection Mirror
Reflection
Mirror
Reflection
Mirror
Reflection
Mirror
Reflection
Mirror
Laser Scanner Unit 1
Laser Scanner Unit 2
Scanner
Mirror
Laser
Driver
(Y)
Laser
Driver
(Y)
Laser
Driver
(Bk)
Laser
Driver
(Bk)
Laser
Driver
(C)
Laser
Driver
(C)
Laser
Driver
(M)
Laser
Driver
(M)
Scanner
Mirror
Scanner
Mirror
F-2-46