LG 42LB4D, Training Manual

Page: 35 / 44

Directview LCD Training
35
Troubleshooting
AudiO
TrOUBLeShOOTiNG
C
he
ck
S
IF
li
ne
s
C
6
0
2
5
, C
6
0
2
6
C
he
ck
M
SP
4
4
5
0
K
(
IC
5
0
8
)
in
pu
ts
C
5
0
1
6
, #
6
7
pi
n
1 2 3 4 5 6
Fo
llo
w
t
he
p
ro
ce
du
re
o
f
“
C
O
M
M
O
N
S
O
U
N
D
O
U
T
”
7 8
C
he
ck
T
un
er
(
T
U
6
0
0
)
5
V
(3
,5
,9
,1
7
p
in
),
S
IF
(1
8
p
in
)
C
he
ck
A
nt
en
na
C
ab
le
C
he
ck
X
2
6
0
(
IC
1
0
1
)
In
tp
ut
s
R
1
7
5
(S
C
LK
),
R
1
7
6
(L
R
C
LK
),
R
1
7
7
(D
A
T
A
)
C
he
ck
M
SP
4
4
5
0
K
(
IC
5
0
8
)
Po
w
er
C
he
ck
M
SP
4
4
5
0
K
(
IC
5
0
8
)
ou
tp
ut
s
R
5
0
3
9
(S
C
LK
),
R
5
0
4
0
(L
R
C
LK
),
R
5
0
4
3
(D
A
T
A
)
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