47LX9550-CA (CHASSIS:LC03M) - LG TV Service Manual (repair manual). Page 14

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LGE
3556C
P
(IC100
)
Comp1
_JK10
0
Comp2
_JK300
0
AV
 1
_JK
10
1
: CVBS, 
  DET
  A
V_L/R_IN
: Y, 
 Pb
, Pr, 
COMP1_DET
, COMP1 
_ L/
R_IN
: Y, 
 Pb, 
Pr, 
COMP2_DET, 
COMP2_ 
L/R_IN 
 
4: 
CVBS,
   
 DET 
  SIDEA
V_L/R_IN
Sid
A
V
(G
end
er)
JK8
60
0
RGB 
Audio_
JK84
01
: PC_
 L
/R_
IN
Digital 
Audio 
(O
pt
ic
)_
JK
84
00
: SPDIF
_OUT
RS-232C
 :
Ctrl& 
SVC
: DB
G
_R
X/T
X
MICOM
: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
, …
: 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
: 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
: EPHY_TDP/TDN, 
EPHY_RDP/
RDN, 
EPHY_LINK, 
EPHY_
AC
TIVITY
RG
B
JK8402
: EDID_
W
P
6: 
DSUB_B/R/G, 
DET, 
RGB_DDC_SCL/SDA
 
: 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
- 14 -
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