47LD450 (CHASSIS:LA01B) - LG TV Service Manual (repair manual). Page 25

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

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

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

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

SPK_R-_HOTEL

2:X19

SPK_R+_HOTEL

2:X19

HP_DET

R1155
1K

HP_LOUT

2:X19

Q1101

MMBT3904-(F)

E

B

C

Q1102

MMBT3904-(F)

E

B

C

C1119
10uF
16V

EXCEPT_CHINA_HOTEL_OPT

C1118
10uF
16V

EXCEPT_CHINA_HOTEL_OPT

Q1104

MMBT3904-(F)

E

B

C

R1125
1K

R1128

1K

R1133
75

R1135
75

R1137

75

JK1102

PEJ027-01

6B

T_TERMINAL2

7B

B_TERMINAL2

5

T_SPRING

4

R_SPRING

7A

B_TERMINAL1

6A

T_TERMINAL1

3

E_SPRING

R1112
0

R1113
0

JK3301

KJA-PH-0-0177

3

DETECT

4

L

5

GND

1

R

Q1105

ISA1530AC1

E

B

C

Q1106

2SC3052

E

B

C

R1129

3.3K

COMMON AREA

GP2_Saturn7M

5.15 Mstar Circuit Application

PC AUDIO

RGB PC

SPDIF OPTIC JACK

COMMON AREA

Ver. 1.0

New Item Development

EARPHONE BLOCK

9