2KR/2KS
2-1-7
(2) Laser scanner section
The image data scanned by the CCD PWB (CCDPWB) is processed on the main PWB (MPWB) and transmitted from
engine PWB (EPWB) as image printing data to the laser scanner unit (LSU). By repeatedly turning the laser on and off, the
laser scanner unit forms a latent image on the drum surface.
Figure 2-1-7 Laser scanner section
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2
1
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(1) APC PWB (APCPWB)
(2) Collimator lens
(3) Cylindrical lens
(4) Polygon motor (PM)
(5) Polygon mirror
(6) f
θ lens
(7) Mirror
(8) Mirror
(9) PD sensor mirror
(10) Cylindrical correcting lens
(11) PD PWB (PDPWB)
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