Read LG 52LB9DF-UA / 52LBX (CHASSIS:LA73C) Service Manual online
- 39 -
Check LG
DT3303 (
IC604)
inputs
IF
_N
(#8 pi
n
, C645
),
IF
_P(
#7 pi
n,
C644
)
Ch
eck LG
D
T
3303 (
IC604
) o
u
tp
u
ts
VSB D
A
T
A
(A
R
6
51,
A
R
656
),
VSB
_C
L
K
(R
658
)
VSB ERRO
R,
V
A
LID,
S
O
P (
A
R6
57)
1
2
3
4
5
6
Fol
lo
w
the pr
o
c
ed
ur
e of
“
COMMON S
O
U
ND
OUT
”
Ch
eck T
u
ne
r (
T
U
600
)
5V (3
,5,9
,17 pi
n
),
I
F
_N
(15 pi
n
), IF
_P(14
p
in
)
Ch
eck A
n
ten
na
C
able
Ch
eck X260 (
IC101
)
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