17 Januar
y,
2003
T
R
O
U
BLESHOOTI
N
G GUI
D
E
4-
45
D
etailed E
xplana
tio
n
T
he ta
bl
e
bel
ow
show
s the
tr
oubl
esho
oti
n
g pr
oced
ur
e
fo
r
the
consi
der
abl
e
im
ag
e
pr
obl
ems
.
S
ubje
ct
Sy
mptom
Ca
us
e
A
ction
Sy
mptoms
not re
la
te
d to
co
lor
Ver
tic
a
l whit
e
do
tted
lin
es
If
the pa
per
tr
ans
fe
r bi
as
is
ex
ce
ss
ive f
or
the
pap
er
t
yp
e
us
ed i
n th
e l
o
w
h
um
idit
y
condit
io
n, ver
tic
a
l w
h
ite
dotte
d l
in
es
m
a
y a
ppe
ar
.
In th
e l
o
w
h
um
idit
y c
o
ndi
tio
n, th
e
elec
tr
ic
a
l r
es
is
ta
nc
e of
pa
p
er
tends
t
o
inc
reas
e.
Ex
ce
ss
ive
pa
per
t
rans
fe
r bias
m
ay
c
aus
e e
lec
tr
ic
a
l leak
, c
aus
in
g
ver
tic
a
l whit
e
lines
.
•
Chec
k if
the opt
ion
al
heat
er
has
be
en
ins
ta
lled
in t
he p
aper
tr
a
y
and
it
is
a
ctiva
ted.
•
Cus
tom
ize (
dec
reas
e)
t
he
paper
tr
ans
fe
r
cu
rr
ent f
or
the r
e
late
d m
ode (
S
P
2-
30
1)
.
Ver
tic
a
l whit
e l
ines
In h
igh
tem
per
atur
e an
d
hum
idit
y c
o
nd
iti
ons
,
ver
tic
a
l
whit
e l
ines
m
a
y ap
pear
in
half
ton
e ar
eas
on t
hic
k pap
er
af
ter
m
ultip
le
pr
ints
of
th
e
sa
m
e im
age.
In th
is
c
ond
iti
on,
the
dr
um
sens
itiv
ity
tends
t
o dr
op
. S
inc
e
the
im
age tr
a
ns
fer
ef
fic
ienc
y dif
fe
rs
bet
w
ee
n p
lai
n a
nd t
hic
k
paper
, s
e
ns
itiv
ity
dr
o
p m
a
y
caus
e
changes
in im
age
tr
ans
fe
r
ef
fic
ienc
y
on
thic
k
paper
, c
aus
ing ver
tic
a
l w
h
ite li
nes
.
T
he dr
um
s
ens
iti
vit
y r
ec
o
ve
rs
, and th
is
s
ym
ptom
dis
ap
pear
s af
ter
w
a
iti
ng f
or
abo
ut 5 m
inutes
af
ter
this
s
ym
ptom
has
be
en o
bs
er
ved
.
Dir
ty
li
nes
/b
ands
or
bac
kg
round on
2nd
si
de
T
he c
leani
ng
bla
de
of
the tr
ans
fe
r belt
cl
ean
ing
m
a
y b
e
w
or
n a
w
a
y
or
d
am
aged
when
the
tr
ans
fe
r belt
c
lea
nin
g un
it
bec
om
es
c
los
e to its
lif
e (
5
00K
P)
.
Chec
k and r
epl
ac
e th
e tr
a
n
sf
er
belt-
cl
ean
in
g un
it.
Poor
f
us
in
g / F
us
ing
of
fs
et
T
he t
ype
of
paper
s
e
lec
te
d
in t
he pr
inter
dr
iv
er
do
es
not m
atc
h the
p
aper
t
ype
us
ed f
or
pr
int
in
g, c
aus
ing t
he f
us
ing
tem
per
atur
e not
to b
e c
ontr
oll
ed f
or
the
paper
us
ed.
P
lea
se
in
st
ru
ct
u
se
rs t
o sele
ct
th
e co
rre
ct
p
ap
er
ty
p
e i
n th
e pr
in
ter
dr
iv
er
.
Sm
ear
ed im
age
W
hen
m
ak
ing pr
in
ts
of
an
or
igi
na
l w
ith a
s
ol
id
im
age
near
th
e tr
a
ili
ng
, a s
m
ear
ed
im
age m
a
y ap
pear
.
T
he paper
’s
tr
a
ili
n
g ed
ge t
e
nds
to f
lip
u
p
and c
om
e ver
y c
los
e
to t
he
fu
si
ng be
lt
af
ter
it pas
se
s th
e p
aper
tr
a
ns
fer
unit.
T
he s
tatic
el
ec
tr
ic
ity
b
ui
lt u
p on
the
fu
si
ng be
lt m
a
y c
aus
e t
oner
to m
ove,
re
su
lti
ng
in t
he s
m
ear
ed im
age.
T
his
is
m
os
t notic
ea
bl
e
w
ith
600x
6
00d
pi
pr
int
ing.
Ple
as
e i
ns
tr
uc
t us
er
s to s
e
le
ct
120
0x
600
or
1200x
1
200
dp
i
.