Read LG 47LX9550-CA (CHASSIS:LC03M) Service Manual online
LGE
3556C
P
(IC100
)
Comp1
_JK10
0
Comp2
_JK300
0
AV
1
_JK
10
1
4
: CVBS,
DET
A
V_L/R_IN
9
: Y,
Pb
, Pr,
COMP1_DET
, COMP1
_ L/
R_IN
9
: Y,
Pb,
Pr,
COMP2_DET,
COMP2_
L/R_IN
4:
CVBS,
DET
SIDEA
V_L/R_IN
Sid
e
A
V
(G
end
er)
JK8
60
0
RGB
Audio_
JK84
01
2
: PC_
L
/R_
IN
Digital
Audio
(O
pt
ic
)_
JK
84
00
1
: SPDIF
_OUT
RS-232C
:
Ctrl&
SVC
2
: DB
G
_R
X/T
X
MICOM
2
:NEC_RXD
/T
XD
DDR3
(1
G
,
IC40
1
)
35
:
DDR2_D
[0
:1
5
],…
DDR3
(1
G,
IC40
0
)
35
: DDR2_D[0:15],
…
BCM
3
D
TV
Aud
io
A
M
P
(NTP700
0,
IC880
1)
4
: I2
S,
MC
LK
, …
2
: SDA1/SCL1
_3.3V
Audio
HDMI
Switch
TDA1999
7
IC830
0
10
: HDMI_SD
A
/SCL(+5V_
NORM
A
L)
HDMI_CLK-/CLK+,D
AT
A
…
2
: SC
L2_3.3V(
+5V_NOR
M
A
L)
HDMI_3 JK8
30
0
HDMI_2 JK8
30
1
HDMI_1 JK8
30
2
HDMI_4_Sid
e
JK8
30
3
10
: DDC_
SD
A
1/SC
L1
CLK1,
D
A
TA
1…
10
: DDC_
SD
A
2/SC
L2
CLK2,
D
A
TA
2…
10
: DDC_
SD
A
3/SC
L3
CLK3,
D
A
TA
3…
10
: DDC_
SD
A
4/SC
L4
CLK4,
D
A
TA
4…
4:
SIDE_COMP_Y,
Pb,
Pr,
D
ET
Side
Comp
(Ge
nde
r)
_JK860
1
6
: EPHY_TDP/TDN,
EPHY_RDP/
RDN,
EPHY_LINK,
EPHY_
AC
TIVITY
RG
B
JK8402
1
: EDID_
W
P
6:
DSUB_B/R/G,
DET,
RGB_DDC_SCL/SDA
2
: R
G
B_DDC_
SCL/SD
A
EEPR
OM
2K
,
IC8401
74F08D
IC840
0
2
:R
G
B_H
SY
NC
/VSYNC
Sp
eak
er
MI
C2009Y
M
6
IC2202/
3
USB
Switch
USB2512
A
IC220
1
U
SB
po
w
er
+5
V
u
sb
2:U
SB
_D
M1
/D
P1
2:USB_DM2/DP
2
2:
Si
de_U
SB
_D
M/
D
P
USB1 (Side)
USB2 (Side)
2:USB_CT
L2
/USB_O
CD1/2
DDR3
(1
G,
IC402
)
DDR3
(1
G
,
IC40
3
)
35
: DDR2_D[0:15],
…
35
: DDR2_D[0:15],
…
NVRAM
IC10
2
Address
:
A8’h
35
: DDR2_D[0:15],
…
LAN_
JK
82
00
MAX3232CDR
IC820
0
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