e-STUDIO166/206 © February 2007 TOSHIBA TEC CORPORATION All rights reserved
COPY PROCESS
3 - 4
4) Data writing
Data writing is the process of converting the image signals sent from the image processing section
into optical signal and exposing the drum surface with the light.
Semiconductive laser element converts image signals transmitted from the image processing sec-
tion into optical signal (laser emission) to expose the drum surface and form an electrostatic latent
image on it.
Fig. 3-7
Semiconductive
laser element
Polygonal mirror
Photo-
conductive
drum
Image
processing
section
LDR board
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