T
ro
u
b
l
eshooting
S
ams
u
ng
El
ectronics
4-
2
7
4-
3
-
3
Wh
at
to
ch
e
ck b
e
f
ore
dia
gn
osis
4-
3
-
3
-1 L
a
mp c
o
mb
i
n
atio
n
e
xp
ressio
n m
et
h
od
dis
pl
a
y (c
assette
t
yp
e
i
n
door
un
it
)
- Sl
i
m 1-W
a
y,
2
-W
a
y, M
i
n
i
4-W
a
y c
assette
t
yp
e
■
E
rror
dete
c
tio
n
a
n
d
restart
●
W
hen
error
occ
u
rs
d
u
ring
operation
,
indicate
a
prob
l
em
with
LE
D
f
l
ashes
,
and
no
other
operations
b
u
t
LE
D
stops.
●
W
hen
restarting
operation
with
remote
contro
ll
er
or
switch
,
it
wi
ll
determine
the
appropriate
error
mode
after
norma
l
operation
■
LED l
a
mp
dis
pl
a
y w
it
h
error
dete
c
tio
n
Abn
or
m
a
l c
o
n
ditio
n
E
rror
c
ode
LED D
is
pl
a
y
G
ree
n
R
ed
E
rror
on
indoor
temperat
u
re
sensor
(S
hort
or
O
pen)
E121
1
.
E
rror
on
Ev
a
-
in
sensor
(S
hort
or
O
pen)
2.
E
rror
on
Ev
a
-
o
u
t
sensor
(S
hort
or
O
pen)
3.
Discharge
sensor
error
(S
hort
or
O
pen)
E122
E123
E126
I
ndoor
fan
error
E154
1
.
E
rror
on
o
u
tdoor
temperat
u
re
sensor
(S
hort
or
O
pen)
2.
E
rror
on
cond
sensor
3.
E
rror
on
discharge
sensor
O
ther
o
u
tdoor
u
nit
sensor
error
that
is
not
on
the
abo
v
e
l
ist
E221
E237
E251
1
.
W
hen
there
is
no
comm
u
nication
between
the
indoor
∙
o
u
tdoor
u
nits
for
2
min
u
tes
2.
C
omm
u
nication
error
recei
v
ed
from
the
o
u
tdoor
u
nit
3.
3
mini
u
te
tracking
error
on
o
u
tdoor
u
nit
4
.
C
omm
u
nication
error
after
tracking
d
u
e
to
u
nmatching
n
u
mber
of
insta
ll
ed
u
nits
5.
E
rror
d
u
e
to
repeated
comm
u
nication
address
6
.
C
omm
u
nication
address
not
confirmed
O
ther
o
u
tdoor
u
nit
comm
u
nication
error
that
is
not
on
the
abo
v
e
l
ist
E101
E102
E202
E201
E108
E109
S
e
l
f
diagnosis
error
disp
l
a
y
1
.
E
rror
d
u
e
to
opened
EEV (
2nd
detection)
2.
E
rror
d
u
e
to
c
l
osed
EEV (
2nd
detection)
3.
Ev
a
in
sensor
is
detached
4
.
Ev
a
o
u
t
sensor
is
detached
5.
T
herma
l
f
u
se
error
(O
pen)
E151
E152
E128
E129
E198
: O
n
: Fl
ickering
: O
ff
-
I
f
y
o
u
t
u
rn
off
the
air
conditioner
when
the
LE
D
is
f
l
ickering
,
the
LE
D
is
a
l
so
t
u
rned
off.
-
I
f
y
o
u
re
-
operate
the
air
conditioner
,
it
operates
norma
lly
at
first
,
then
detect
an
error
again.
-
W
hen
E108
error
occ
u
rs
,
change
the
address
and
reset
the
s
y
stem.
Ex
.)
W
hen
address
of
the
indoor
u
nit
#1
and
#
2
are
set
as
5
,
address
of
the
indoor
u
nit
#1
wi
ll
become
5
and
indoor
u
nit
#
2
wi
ll
disp
l
a
y E108, A00
2.
