LG 42LB4D, Training Manual

Page: 22 / 44

Directview LCD Training
22
Troubleshooting
VidEO
TrOUBLeShOOTiNG
EX
T
1
/2
X
2
6
0
TP
A
C
om
p1
/2
R
G
B
C
VB
S
TP
C
TP
B
/
6
5
6
A
T/
N
T/
TU
N
ER
LG
D
T
3
3
0
3
VS
B1
/Q
A
M
T
P
M
ST
3
3
6
1
H
S,
VS
D
VI
H
S,
VS
YC
bC
r2
YC
bC
r
or
R
G
B
FR
C
9
4
4
5
H
R
G
B
C
VB
S
YC
bC
r1
D
VO
Y/
C
1
, Y
/C
2
Y/
C
1
, Y
/C
2
A
V1
/2
A
V1
/2
H
D
M
I
1
/2
/3
TM
D
S3
4
1
A
C
he
ck
A
nt
en
na
C
ab
le
C
he
ck
T
un
er
5
V,
V
id
eo
o
ut
C
he
ck
X
2
6
0
in
pu
ts
M
_T
U
_C
VB
S(
C
2
1
1
7
)
C
he
ck
C
VB
S
Vi
de
o
Pa
th
NO RF - NTSC