LG 47LY3DF-UA (CHASSIS:LA73A) Service Manual ▷ View online
C
2007
- 41 -
Check CS8416 (
IC501)
inputs
H
D
M
I_
S
P
D
IF
(
C
5005
)
1
2
3
4
5
Fol
lo
w
the pr
o
c
ed
ur
e of
COMMON
S
O
UND OUT
6
C
h
eck M
S
T3361 (
IC402
)
o
u
tp
u
t
HDMI_S
PDIF
(R4
0
9
)
C
h
eck H
D
M
I Cab
le
C
h
eck X260 (
IC101
)
In
pu
ts
S
C
L
K
(R
175
),
L
R
C
L
K
(R
176
),
D
A
T
A
(R
177
)
C
h
eck C
S
8416 (
IC
501
) ou
tp
u
ts
D
A
T
A
(#26
),
SC
LK
(#27
),
L
R
C
L
K
(#28
)
C
2007
- 42 -
1. USB 1.1 Block Diagram For EMF
C
h
eck t
h
e
de
v
ic
e
p
o
w
e
r LE
D
C
h
eck t
h
e
de
v
ic
e
C
a
b
le.
Is
i
t
U
S
B1.1
ca
ble
?
If
th
e de
v
ic
e
i
s
HDD, che
c
k
a
ex
te
rn
al
po
w
e
r a
d
ap
to
r.
C
h
eck V
B
U
S
_5V
C
h
eck t
h
e
D
C
/D
C
C
o
n
v
er
te
r
(I
C712
)
N
Y
Y
N
N
2. Check S
e
quence
R
e
place
t
h
e
ca
ble
t
o
U
S
B1
.1
cab
le
o
r Re
p
lace t
h
e
d
e
v
ice.
Y
N
Rep
la
c
e
th
e
DC/
DC Con
v
e
rter
(I
C712
)
¥
E
xception
-
U
S
B
power
coul
d be di
sabl
ed by
in
rushi
ng current
-
In
th
is
case
, re
mo
ve the de
vice
and try to
rebo
ot the
TV (
A
C
pow
e
r
off/on
)
X260
USB_ link
(IC10
1)
DC/DC Conv
e
rte
r
(IC7
1
2
)
J
A
C
K
Si
de B/D
USB1.1_OVRCUR
5V_
U
S
B
VBUS
_
5
V
DP,DM
Cab
le
USB_PWR_DOWN
DEVICE
(HDD or Me
mor
y
)
USB 1.
1
c
a
b
le
C
2007
- 43 -
EXPLODED VIEW
3
0
0
1
2
1
1
2
0
8
0
0
5
0
0
5
1
0
8
0
0
7
0
0
5
2
0
2
0
0
2
0
0
T
8
1
2
8
1
3
8
1
0
8
11
8
1
4
8
1
5
8
1
6
5
3
0
8
1
7
9
0
0
9
1
0
6
1
0
6
0
0
8
3
0
8
2
0
4
0
0
2
0
0
N
A2
A5
A10
A21
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