T
r
o
ubl
esh
oo
ting
4-
3
2
S
a
ms
u
ng
El
ectr
o
nics
N
o
N
o
N
o
0VUEPPS6OJU'BO&SSPS
&SSPS$PEF&&
1
.
T
est
I
tem
1
)
Chec
k
the
c
o
nnecti
o
n
o
f
f
a
n
c
o
nnect
o
rs
(
CN9
0
,
CN9
1
)
.
[I
n
c
a
se
o
f
RC
07
2
D
HX
B
6
,
CN9
0
1]
2
)
Chec
k
the
v
o
l
t
a
ge
o
f
the
f
a
n
m
o
t
o
r
c
o
nnect
o
r
in
the
in
v
erter
P
B
A
o
f
the
o
u
t
doo
r
u
nit
.
3)
Chec
k
the
p
o
wer
s
u
pp
l
y
o
f
the
in
v
erter
P
B
A
o
f
the
o
u
t
doo
r
u
nit
.
4
)
Chec
k
the
sing
l
e
f
a
n
m
o
t
o
r
.
(
D
o
n
o
t
f
o
rget
t
o
sep
a
r
a
te
the
m
o
t
o
r
c
o
nnect
o
r
3
0
sec
o
n
d
s
a
fter
p
o
wer
o
ff
!
)
2
.
Chec
k
pr
o
ce
d
u
re
Y
es
Y
es
C
o
nnect
the
f
a
n
c
o
rrect
o
r
(
CN9
0
,
CN9
1
o
r
CN9
0
1
)
c
o
rrect
l
y
.
ױ
P
o
wer
is
o
n
.
ױ
After
c
o
nfirming
the
st
a
te
is
n
o
rm
a
l,
en
d
the
ser
v
ice
.
Chec
k
the
p
o
wer
s
u
pp
l
y
o
f
the
in
v
erter
P
B
A
o
f
the
o
u
t
doo
r
u
nit
.
1
.
Chec
k b
y
referring
t
o
W
hen
the
o
u
t
doo
r
u
nit
p
o
wer
is
n
o
t
ON
–
I
niti
a
l
Di
a
gn
o
sis
.
͑ױ
Chec
k
e
v
erything
is
n
o
rm
a
l
a
fter
rep
l
a
cing
the
P
B
A
a
t
the
f
a
ul
t
in
the
in
v
erter
P
B
A
.
͑ױ
E
n
d
the
ser
v
ice
.
Chec
k
the
c
o
nnecti
o
n
o
f
the
f
a
n
c
o
nnect
o
rs
(
CN9
0
,
CN9
1
o
r
CN9
0
1
)
.
1
.
I
s
the
o
u
t
doo
r
f
a
n
c
o
nnect
o
r
c
o
rrect
l
y
c
o
nnecte
d
?
2
.
Are
the
wires
o
f
the
e
x
tern
a
l
f
a
n
c
o
nnect
o
r
c
o
rrect
l
y
c
o
nnecte
d
?
Chec
k
the
v
o
l
t
a
ge
o
f
the
f
a
n
c
o
nnect
o
r
t
o
the
in
v
erter
P
B
A
o
f
the
o
u
t
doo
r
u
nit
.
ױ
After
p
o
wer
is
ON
,
chec
k
the
v
o
l
t
a
ge
b
etween
c
o
nnect
o
r
pins
.
1
.
I
s
the
DC
_L
in
k v
o
l
t
a
ge
c
o
rrect
?
(
N
o
rm
a
l: 2
8
0
V
d
c
≤
DC
_L
in
k v
o
l
t
a
ge
≤
3
6
0
V
d
c)
2
.
I
s
the
f
a
n
c
o
ntr
o
l v
o
l
t
a
ge
c
o
rrect
?
(
N
o
rm
a
l: 14V
d
c
≤ F
AN
c
o
ntr
o
l v
o
l
t
a
ge
≤ 16V
d
c)
3
.
I
s
the
f
a
n
c
o
mm
a
n
d
v
o
l
t
a
ge
?
(
N
o
rm
a
l: 2V
d
c
≤
F
AN
c
o
mm
a
n
d
v
o
l
t
a
ge
≤
5
V
d
c)
Chec
k
a
fter
p
o
wer
O
FF!
After
p
o
wer
is
o
n
,
chec
k
e
v
erything
is
n
o
rm
a
l
.
ױ
E
n
d
the
ser
v
ice
.
C
o
nnect
the
c
o
nnecti
o
ns
o
f
the
o
u
t
doo
r
u
nit
which
h
a
s
tw
o
o
u
t
doo
r
f
a
ns
.
C
o
nnect
the
c
o
nnecti
o
ns
o
f
the
o
u
t
doo
r
u
nit
which
h
a
s
o
ne
o
u
t
doo
r
f
a
n
.
#1-#
3
DC
_L
in
k V
o
l
t
a
ge
(b
etween
DC
_l
in
k
a
n
d
G
ND)
2
8
0
V
d
c
~
3
6
0
V
d
c
#4-#
3
DC
_L
in
k v
o
l
t
a
ge
(b
etween
DC
1
5
V
a
n
d
G
ND)
14V
d
c
~ 16V
d
c
#
5
-#
3
F
AN
c
o
mm
a
n
d
v
o
l
t
a
ge
(b
etween
f
a
n
c
o
ntr
o
l
a
n
d
G
ND)
2V
d
c
~
5
V
d
c
Me
a
s
u
ring
P
a
rt
Di
a
gn
o
sing
P
a
rt
V
a
lu
e
o
f
g
ood
pr
od
u
ct
#
5
(YEL
)
-#
3
(
B
LK
)
resist
a
nce
(b
etween
f
a
n
c
o
ntr
o
l
a
n
d
G
ND)
Open
(
infinite
resist
a
nce)
#4(WHT
)
-#
3
(
B
LK
)
resist
a
nce
(b
etween
DC
1
5
V
a
n
d
G
ND)
Appr
o
x
.
1
.0
kΩ ~
3
kΩ
#
5
(YEL
)
-#
3
(
B
LK
)
resist
a
nce
(b
etween
f
a
n
c
o
ntr
o
l
a
n
d
G
ND)
Appr
o
x
.
2
3
0
kΩ ~ 2
8
0
kΩ
#6(
B
LU
)
-#
3
(
B
LK
)
resist
a
nce
(b
etween
fee
d
b
a
c
k
a
n
d
G
ND)
s
o
me
M
Ω
o
r
m
o
re
o
r
o
pen
(
infinite
resist
a
nce
v
a
lu
e)
Motor Connector
Y
es
Chec
k
the
sing
l
e
f
a
n
m
o
t
o
r
.
(
3
0
sec
o
n
d
s
a
fter
p
o
wer
is
o
ff
,
1
.
Are
the
resist
a
nce
v
a
lu
es
b
etween
pins
o
f
the
f
a
n
m
o
t
o
r
c
o
nnect
o
r
simi
l
a
r
t
o
th
o
se
in
the
f
o
ll
o
wing
t
a
bl
e
?
ఐ
At
l
e
a
st
3
0
sec
o
n
d
s
a
fter
p
o
wer
is
O
FF,
a
tt
a
ch
/
d
et
a
ch
the
f
a
n
m
o
t
o
r
c
o
nnect
o
r
!
ױ
T
hre
a
tene
d
t
o
c
a
u
se
sec
o
n
da
ry
da
m
a
ge
t
o
the
m
o
t
o
r
a
n
d
the
P
B
A
.
ఐ
Chec
k
the
sing
l
e
in
v
erter
P
B
A
o
r
f
a
n
m
o
t
o
r
a
n
d
o
n
l
y
if
there
is
a
f
a
ul
t
,
rep
l
a
ce
!
ఐ
D
o
n
o
t
rep
l
a
ce
the
m
a
in
P
B
A
o
f
the
o
u
t
doo
r
u
nit
re
l
a
ting
t
o
the
f
a
ul
t
in
the
f
a
n
m
o
t
o
r
!
ఐ
I
f
the
err
o
r
is
in
d
ic
a
te
d
o
n
7
-
segment
o
f
the
m
a
in
P
B
A
o
f
the
o
u
t
doo
r
u
nit
,
the
m
a
in
P
B
A
o
f
the
o
u
t
doo
r
u
nit
h
a
s
n
o
f
a
ul
t
.
ఐ
I
n
c
a
se
o
f
a
c
o
ntr
o
l
pr
o
bl
em
,
it
is
p
o
ssi
bl
e
t
o
s
o
lv
e
with
S/W u
p
da
te
.
[
RC
0
9
0
/1
00
/12
5
/14
0
/14
5
66666
AC
666
F
CA
666
]
[
RC
07
2
D
HX
B
6
]