32LD320H (CHASSIS:LB0AW) - LG TV Service Manual (repair manual). Page 26

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Fiber Optic
THE    SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INCORPORATES
SPECIAL FEATURES IMPORTANT FOR PROTECTION FROM X-RADIATION.
FILRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS 
ESSENTIAL THAT ONLY MANUFATURES SPECFIED PARTS BE USED FOR
THE CRITICAL COMPONENTS IN THE    SYMBOL MARK OF THE SCHEMETIC.
C1125
OPT
OPT
DSUB_R-
D1116
5.6V
OPT
SPDIF_OUT
2:X18
+3.3V_Normal
C1127
18pF
50V
R1142
10K
D1113
30V
R1108
15K
DSUB_G-
D1117
5.6V
D1110
30V
EDID_WP
D1114
5.6V
OPT
DSUB_G+
C1108
100pF
50V
C1126
68pF
50V
OPT
D1111
30V
R1126
22
OPT
DSUB_HSYNC
C1128
18pF
50V
RGB_DDC_SCL
R1138
0
R1107
15K
R1136
0
R1103
470K
PC_R_IN
2:S16
R1140
4.7K
DSUB_R+
R1111
10K
D1101
5.6V
OPT
AMOTECH
C1117
0.1uF
16V
OPT
R1102
470K
DSUB_B-
IC1105
AT24C02BN-10SU-1.8
RGB_ATMEL
3
A2
2
A1
4
GND
1
A0
5
SDA
6
SCL
7
WP
8
VCC
JK1103
JST1223-001
1
GND
2
VCC
3
VINPUT
4
FIX_POLE
C1129
0.1uF
16V
R1139
4.7K
+3.3V_Normal
C1121
100pF
50V
R1147
1K
C1123
OPT
OPT
RGB_DDC_SDA
DSUB_B+
DSUB_VSYNC
D1109
30V
R1110
10K
C1107
100pF
50V
D1102
5.6V
OPT
AMOTECH
C1124
OPT
OPT
C1122
68pF
50V
OPT
+5V_Normal
R1143
22
D1115
ENKMC2838-T112
A1
C
A2
PC_L_IN
2:S16
IC1104
NL17SZ00DFT2G
OPT
3
GND
2
B
4
Y
1
A
5
VCC
R1134
0
DSUB_DET
D1112
30V
R1148
0
R1150
0
R1146
10K
R1127
0
C1131
0.1uF
16V
R1141
22
R1152
4.7K
OPT
Q1103
MMBT3904-(F)
E
B
C
HP_ROUT
2:X19
+3.5V_ST
R1130
10K
C1115
1000pF
50V
OPT
SIDE_HP_MUTE
C1116
1000pF
50V
OPT
+3.3V_Normal
HP_DET
R1155
1K
HP_LOUT
2:X19
Q1101
MMBT3904-(F)
E
B
C
Q1102
MMBT3904-(F)
E
B
C
C1119
10uF
16V
C1118
10uF
16V
Q1104
MMBT3904-(F)
E
B
C
R1125
1K
R1128
1K
R1133
75
R1135
75
R1137
75
R1112
0
R1113
0
Q1105
ISA1530AC1
E
B
C
Q1106
2SC3052
E
B
C
R1129
3.3K
JACK1101
PEJ024-01
6B
T_TERMINAL2
8
SHIELD_PLATE
7B
B_TERMINAL2
5
T_SPRING
4
R_SPRING
7A
B_TERMINAL1
6A
T_TERMINAL1
3
E_SPRING
P1100
SPG07150941-1 
1
R
E
D
2
G
R
E
E
N
3
B
L
U
E
4
G
N
D
_
1
5
D
D
C
_
G
N
D
6
R
E
D
_
G
N
D
7
G
R
E
E
N
_
G
N
D
8
B
L
U
E
_
G
N
D
9
N
C
1
0
S
Y
N
C
_
G
N
D
1
1
G
N
D
_
2
1
2
D
D
C
_
D
A
T
A
1
3
H
_
S
Y
N
C
1
4
V
_
S
Y
N
C
1
5
D
D
C
_
C
L
O
C
K
1
6
S
H
I
L
E
D
JK1102
DJ-S3600LM
1
2
3
4
5
IR_OUT_RS232C
D1118
50V
BAP70-02
R1156
100
EXT_5V
R1158
4.7K
C1132
0.1uF
R1160
47K
OPT
R1162 0
C1133
0.1uF
R1163
4.7K
R1164 0
+3.5V_ST
D1119
30V
CDS3C30GTH
P1101
SPG07150941
1
2
3
4
5
6
7
8
9
10
JP1111
C1134
0.1uF
C1135
0.33uF
UART_RX
R1166
0
R1167
1K
EXT_12V
UART_TX
JP1112
R1168
100
+3.5V_ST
JP1113
C1137
0.1uF
IC1106
MAX3232CDR
EAN41348201
3
C1-
2
V+
4
C2+
1
C1+
6
V-
5
C2-
7
DOUT2
8
RIN2
9
ROUT2
10
DIN2
11
DIN1
12
ROUT1
13
RIN1
14
DOUT1
15
GND
16
VCC
D1120
30V
CDS3C30GTH
IC1105-*1
R1EX24002ASAS0A
RGB_RENESAS
3
A2
2
A1
4
VSS
1
A0
5
SDA
6
SCL
7
WP
8
VCC
COMMON AREA
5.15 Mstar Circuit Application
PC AUDIO
RGB PC
SPDIF OPTIC JACK
COMMON AREA
Ver. 1.0
New Item Development
EARPHONE BLOCK
9
RS232C
EAX62115501
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