Brother MFC-L2712DN - Page 62


Vertical streaks

White streaks
<User Check>
•
Clean th
e scanne
r glass or fi
rst side/
second s
ide
scanner glass strip.
•
Cle
an th
e doc
ume
nt ho
ld.
S
t
e
p
C
a
u
s
e
R
e
m
e
d
y
1
D
i
r
t i
n
s
i
d
e o
f s
c
a
n
n
e
r g
l
a
s
s
C
l
e
a
n t
h
e i
n
s
i
d
e o
f t
h
e s
c
a
n
n
e
r g
l
a
s
s
.
2
Dirt inside of first side/second
side scanner glass strip
Clean the inside of the first side/second side
scanner glass strip.
3
First or second side CIS unit
failure
Replace the first or second side CIS unit.
4
S
c
r
a
t
c
h
o
n s
c
a
n
n
e
r
g
l
a
s
s
R
e
p
l
a
c
e
t
h
e
d
o
c
u
m
e
n
t
s
c
a
n
n
e
r
u
n
i
t
.
5
Scratch on second side
scanner glass strip
Replace the ADF unit.
<User Check>
•
Clean th
e scanner gla
ss or first sid
e/secon
d side scann
er glass str
ip.
•
Cle
an th
e doc
ume
nt ho
ld.
S
t
e
p
C
a
u
s
e
R
e
m
e
d
y
1
D
i
r
t i
n
s
i
d
e o
f s
c
a
n
n
e
r g
l
a
s
s
C
l
e
a
n t
h
e i
n
s
i
d
e o
f t
h
e s
c
a
n
n
e
r g
l
a
s
s
.
2
Dirt inside of first side/second
side scanner glass strip
Clean the inside of the first side/second side
scanner glass strip.
3
First or second side CIS unit
failure
Replace the first or second side CIS unit.
4
S
c
r
a
t
c
h
o
n s
c
a
n
n
e
r
g
l
a
s
s
R
e
p
l
a
c
e
t
h
e
d
o
c
u
m
e
n
t
s
c
a
n
n
e
r
u
n
i
t
.
5
Scratch on second side
scanner glass strip
Replace the ADF unit.