2JN-1
Scanner
PWB
LAMP
YC103-6
HPSW
YC103-3
YC104-
1,2,3,4
2-1-8
Contact glass
Control
PWB
SCMOT1A, SCMOT2B
SCMOT1B, SCMOT2A
Figure 2-1-12 Scanner unit block diagram
Image scanner unit (ISU)
CCD PWB
CCD
image
sensor
ISU
motor
Original
Exposure
lamp
Inserter
Mirrors
PWB
and lens
Home
position
sensor
Scanner unit