19LV2500-ZA, 19LV250A-ZA, 19LV250N-ZA, 19LV250U-ZA (CHASSIS:LD01S) - LG TV Service Manual (repair manual). Page 22

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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.
Q1104
MMBT3904-(F)
E
B
C
C1115
1000pF
50V
OPT
C1121
100pF
50V
DSUB_G+
D1113
30V
DSUB_R+
D1111
30V
C1118
10uF
16V
D1114
5.6V
OPT
R1103
470K
Q1103
MMBT3904-(F)
E
B
C
R1130
10K
PC_L_IN
002:S12
C1122
68pF
50V
OPT
C1107
100pF
50V
DSUB_DET
HP_ROUT
002:V7
D1112
30V
R1142
10K
C1108
100pF
50V
RGB_DDC_SCL
DSUB_VSYNC
RGB_DDC_SDA
C1128
18pF
50V
R1143
22
Q1106
2SC3052
E
B
C
Q1105
ISA1530AC1
E
B
C
R1133
75
C1131
0.1uF
16V
D1115
ENKMC2838-T112
A1
C
A2
R1110
10K
R1111
10K
R1125
1K
Q1102
MMBT3904-(F)
E
B
C
D1116
5.6V
OPT
R1146
10K
+3.5V_ST
R1102
470K
+3.3V_Normal
+5V_Normal
HP_DET
R1128
1K
JK1104
SPG09-DB-010
1
RED
2
GREEN
3
BLUE
4
GND_1
5
DDC_GND
6
RED_GND
7
GREEN_GND
8
BLUE_GND
9
NC
10
SYNC_GND
11
GND_2
12
DDC_DATA
13
H_SYNC
14
V_SYNC
15
DDC_CLOCK
16
SHILED
R1107
15K
JK1103
JST1223-001
1
GND
2
VCC
3
VINPUT
4
FIX_POLE
+3.3V_Normal
R1135
75
R1155
1K
HP_LOUT
002:V7
C1126
68pF
50V
OPT
C1119
10uF
16V
SPDIF_OUT
002:T18
D1109
30V
C1129
0.1uF
16V
PC_R_IN
002:S12
R1129
3.3K
R1137
75
+3.3V_Normal
D1101
5.6V
OPT
AMOTECH
EDID_WP
R1147
1K
SIDE_HP_MUTE
IC1105
AT24C02BN-SH-T 
RGB_EEMPROM_ATMEL
3
A2
2
A1
4
GND
1
A0
5
SDA
6
SCL
7
WP
8
VCC
Q1101
MMBT3904-(F)
E
B
C
D1110
30V
JK3301
KJA-PH-0-0177
HEAD_PHONE
3
DETECT
4
L
5
GND
1
R
C1127
18pF
50V
DSUB_HSYNC
DSUB_B+
JK1102
PEJ027-01
6B
T_TERMINAL2
7B
B_TERMINAL2
5
T_SPRING
4
R_SPRING
7A
B_TERMINAL1
6A
T_TERMINAL1
3
E_SPRING
C1116
1000pF
50V
OPT
D1102
5.6V
OPT
AMOTECH
D1117
5.6V
OPT
R1108
15K
R1141
22
IC1105-*1
R1EX24002ASAS0A
RGB_EEMPROM_RENESAS
3
A2
2
A1
4
VSS
1
A0
5
SDA
6
SCL
7
WP
8
VCC
R1139
2.2K
R1140
2.2K
5.15 Mstar Circuit Application
SPDIF OPTIC JACK
RGB/SPDIF/PC/HP
PC AUDIO
RGB PC
EARPHONE BLOCK
New Item Development
20101023
GP2R
RGB/SPDIF/HP
9
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