LG 47LC7DF (CHASSIS:LA73A) Service Manual ▷ View online
- 37 -
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
)
- 38 -
EXT1/2
AT
/N
T
TUNER
LGDT
3303
X260
TP A
TP C
RGB
COMP 1/2
SIF
SIF IN 1
NTP
3000
SIF IN 2
I2S IN 1
I2S IN 2
I2S OUT 1
SPDIF
ØØ
CS8416
I2S
I2S
I2S
I2S
S/PDIF
SPDIF
L/R
L/R
L/R
L/R
ANT/Ca
ble
VSB TP
MSP4450K
MNT
OUT
I2S
I2S
I2
SI
3
I2
SO 1
SC 2
MCLK
MCLK
SPDIF OUT
Optical
Coaxial
HDMI 1/2/3
- 39 -
Ch
eck M
S
P4450
K
(I
C
508
) o
u
tp
u
ts
R
5039
(S
C
L
K
), R5040
(L
R
C
L
K
),
R
5043
(D
A
T
A
)
1
2
3
5
6
7
Fol
lo
w
the pr
o
c
ed
ur
e of
“
COMMON S
O
U
ND
OUT
”
Ch
eck MSP4450
K
(IC
508
) Inp
u
ts
R
5041
(A
V1_R
),
5042
(A
V1_L
),
R
5045
(A
V2_R
),
R
5046
(A
V2_L
),
R
5048
(C
M
P
1_
R)
,R
5049
(C
M
P
1_L
),
R
5051
(C
M
P
2_
R)
,5052
(C
M
P
2_
L
),
R
5055
(R
G
B
_R
), R
5058
(R
G
B
_L
)
Ch
eck A
V
/C
O
M
PO
N
E
N
T
/R
G
B
Ca
ble
Ch
eck X260 (
IC101
)
In
pu
ts
R1
7
5(SCLK),
R
1
7
6(LRCLK),
R1
7
7(D
A
T
A
)
Ch
eck M
S
P4450
K
(I
C
508
)
X-
ta
l
Inp
u
t
X-ta
l
Input
(7
1
,7
2p
in)
Ch
eck M
S
P4450
K
(I
C
508
) Po
w
er
4
- 40 -
EXT1/2
AT
/N
T
TUNER
LGDT
3303
X260
TP A
TP C
RGB
COMP 1/2
SIF
SIF IN 1
NTP
3000
SIF IN 2
I2S IN 1
I2S IN 2
I2S OUT 1
SPDIF
ØØ
CS8416
I2S
I2S
I2S
I2S
S/PDIF
SPDIF
L/R
L/R
L/R
L/R
ANT/Ca
ble
VSB TP
MSP4450K
MNT
OUT
I2S
I2S
I2
SI
3
I2
SO 1
SC 2
MCLK
MCLK
SPDIF OUT
Optical
Coaxial
HDMI 1/2/3
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