Theory of Oper
a
tion Ver. 1.0 J
a
n. 2010
6. OPERATION
21
CONFIGURA
TION/
OPERA
TION
DF-619
6.3.8
CI
S
glass contamination prevention control
A. CI
S
glass cleaning
• The CI
S
gl
ass
i
s
cle
a
ned only when two
s
ide
s
of the origin
a
l
a
re to
b
e re
a
d.
• When the
ba
ck
s
ide cle
a
ning motor i
s
energized, the cle
a
ning
b
r
us
h i
s
rot
a
ted to remove
d
us
t
a
nd dirt from the
su
rf
a
ce of the CI
S
gl
ass
.
• Cle
a
ning of the front
s
ide t
a
ke
s
pl
a
ce
a
t timing different from th
a
t of cle
a
ning of the
ba
ck
s
ide
a
nd the cle
a
ning of the
ba
ck
s
ide
s
o
u
rce
s
it
s
power drive differently from the front
s
ide.
• The cle
a
ning
b
r
us
h
a
t it
s
home po
s
ition i
s
detected
b
y the
ba
ck
s
ide cle
a
ning
s
en
s
or.
• For more det
a
il
s
,
s
ee “6.
3
.6 CI
S
control when the
s
t
a
rt key i
s
pre
ss
ed”.
A108T2C018DA
A108T2C017DA
Home position
Cle
a
ning
b
r
us
h
CI
S
gl
ass
During cleaning
CI
S
mod
u
le (CI
S
)
Im
a
ge re
a
ding po
s
ition
Cle
a
ning
b
r
us
h rot
a
tion: clockwi
s
e
B
a
ck
s
ide cle
a
ning motor (M7)
B
a
ck
s
ide cle
a
ning
s
en
s
or (P
S
9)
Cle
a
ning
b
r
us
h
Home position
CI
S
mod
u
le (CI
S
)
