O P E R A T I O N S A N D T I M I N G
3. Identification of Document Size
The DC controller identifies the
of
ments based
the
of the output from the
document identification circuit;
Table 3-3.
r
i d e n t i f i c a t i o n
Document identification circuit
constant
constant
3
A4
constant constant varying
constant varying
vafying
varying
varying
varying
varying
constant
vafying
constant:
no
to output of document
fication circuit; recognizes resence of
document.
varying:
to output of document
tion circuit; recognizes absence of
ment.
Table 3-3
D o c u m e n t i d e n t i f i c a t i o n c i r c u i t
D o c u m e n t
1
D c c u m e n t
0 ( D S Z O )
D c c u m e n t
2 ( D S Z 2 )
t
D C
2
Figure 3-21
C A N O N
C A N O N
I N J A P A N
d
3 - 2 3
Summary of Contents for NP-2020
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