secondary scanning
primary scanning
600dpi (23.6 dots)
600dpi (23.6 dots)
38
z
Scanner Section
chap.2
(4) CCD / Lamp
Description
The lamp illuminates the document and the reflected light is transmitted onto the CCDs.The CCDs output
the image signals in level of voltage.
This machine adopts a xenon lamp which is lit quickly when turned on, and the quantity of light is
stable.The lamp is lit when the the control signal CN1-1 for the lamp inverter unit is LOW (0V) .
The table below shows the specification for the CCD.
D r i ve P C B u n i t
L a m p i nve r t e r u n i t
CN9-9
7
8
9
-11
-10
CN1-1
-3
-2
CN12-1
-12
CN12-12
CN12-11
-1
CN2-1
-4
1
2
3
12
1
7
8
9
Gray
Brown
Blue
C C D P C B u n i t
L a m p
D o c u m e n t
M a i n P C B u n i t
Circuit
• Lamp
• CCD
Specification
440W05e
DP-460
No.
Item
Optical signal storage time (SH cycle)
1
1.6 msec./ line
Frequency
2
5 MHz
The number of effective picture elements
3
7926 picture elements
Reading
density
5
Reading width
(This is not the image width
which can be processed.)
4
336 mm
DP-440 / 340
1.6 msec./ line
5 MHz
5000 picture elements
400dpi (15.7 dots)
318 mm
400dpi (15.7 dots)
DP-430 / 330 / 330L
1.6 msec./ line
5 MHz
5000 picture elements
300dpi (11.8 dots)
318 mm
600dpi (23.6 dots)
Specification
Содержание Duprinter DP-330
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