2K5
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 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 2-1-9 Laser scanner section
7
8
3
9
5
4
1
2
10
6
(1)
APC PWB (APCPWB)
(2)
Laser diode
(3)
Cylindrical lens
(4)
Polygon motor (PM)
(5)
Polygon mirror
(6)
f
θ
lens
(7)
f
θ
lens
(8)
PD sensor mirror
(9)
Cylindrical correcting lens
(10) PD PWB (PDPWB)
Summary of Contents for TASKALFA 300I
Page 1: ...SERVICE MANUAL Published in February 2010 842K5111 2K5SM061 Rev 1 TASKalfa 300i ...
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Page 14: ...2K5 This page is intentionally left blank ...
Page 22: ...2K5 1 1 8 This page is intentionally left blank ...
Page 196: ...2K5 1 4 52 This page is intentionally left blank ...
Page 252: ...2K5 1 5 56 This page is intentionally left blank ...
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Page 347: ...INSTALLATION GUIDE FOR PAPER FEEDER ...
Page 369: ...INSTALLATION GUIDE FOR BUILT IN FINISHER ...
Page 381: ...INSTALLATION GUIDE FOR JOB SEPARATOR ...
Page 391: ...INSTALLATION GUIDE FOR FAX System ...
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