LG 42LB4D, Руководство по обучению

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Directview LCD Training
30
Troubleshooting
VidEO
TrOUBLeShOOTiNG
C
he
ck
S
ig
na
l f
or
m
at
(s
up
po
rt
ed
fo
rm
at
?)
1
C
he
ck
S
T
M
A
V3
3
5
(I
C
4
0
3
)
Po
w
er
P
in
s,
C
om
p1
(#
2
,#
5
,#
1
1
),
C
om
p2
(#
3
,#
6
,#
1
0
),
R
G
B
(#
9
,#
4
,#
7
)
R
G
B
_V
,H
(R
4
0
0
,R
4
0
1
)
2
C
he
ck
S
T
M
A
V3
3
5
(I
C
4
0
3
)
ou
tp
ut
s
#
1
4
(M
U
X
_O
U
T
_Y
),
#
1
3
(M
U
X
_O
U
T
_P
b)
, #
8
(M
U
X
_O
U
T
_P
r)
3
C
he
ck
M
ST
3
3
6
1
(I
C
4
0
2
)
O
SC
, P
ow
er
p
in
s,
#
4
4
(
Y
_i
n)
,
#
4
1
(C
b_
in
),
#
4
6
(C
r_
in
)
#
3
7
(H
),
#
3
8
(V
)
4
C
he
ck
M
ST
3
3
6
1
(I
C
4
0
2
)
O
ut
pu
ts
V-out
(#
9
9
)
, H-
ou
t
(#
9
8
)
, C
lo
ck
(
#
9
6
)
, D
at
a
(3
0
B
it
)
, D
E(
#
9
7
)
5
C
he
ck
X
2
6
0
(
IC
1
0
1
)
In
pu
ts
M
ST
3
3
6
1
_H
S(
#
T
6
)
, M
ST
3
3
6
1
_V
S(
#
T
5
)
,
C
lo
ck
(
#
P3
)
, D
at
a
(3
0
B
it
)
, D
E(
#
U
6
)
6
5
:
_C
he
ck
t
he
M
ST
3
3
6
1
(I
C
4
0
2
)
O
ut
pu
t
S
ig
na
ls
4
:
_C
he
ck
M
ST
3
3
6
1
(I
C
4
0
2
)
Po
w
er
p
in
s,
In
pu
t
Si
gn
al
s,
S
ig
na
l
Sh
ap
e
is
same as above.
6
:
_C
he
ck
X
2
6
0
(
IC
1
0
1
)
In
pu
ts
.
3
:
C
he
ck
S
T
M
A
V3
3
5
(I
C
4
0
3
)
Si
gn
al
s
ha
pe
is
s
am
e as above
(V
sy
nc
)
:
(D
E)
:
(C
lk
)
:
(H
sy
nc
)
:
5
9
.9
4
H
z
(D
at
a)
:
1
. C
he
ck
S
ig
na
l f
or
m
at
(
refer to the onwer’s manual)
s
2
. C
he
ck
S
T
M
A
V3
3
5
(I
C
4
0
3
)
Po
w
er
In
pu
t
Si
gn
al
Si
gn
al
s
ha
pe
is
s
am
e as above
COMPONENT/RGb FlOWChART