LG 47LE7500, Service Manual

Page: 25 / 52

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.
09/10/19
HP/COMP/REAR AV(NON_EU_CN)
11
GP2_BCM
HP_LOUT
R1113
0
C1112
100pF
50V
R1105
0
R1116
1K
+3.3V_NORMAL
C1123
27pF
50V
R1124
10K
OPT
D1102
5.6V
C1101 1uF
25V
C1105
47pF
50V
D1110
5.6V
D1111
5.5V
SC1_L_IN
C1104
100pF
50V
C1124
100pF
C1120
27pF
50V
L1102
270nH
D1114
5.6V
R1119
1K
D1105
5.6V
R1125 10K
HP_ROUT
D1100
5.6V
SC1_R_IN
C1117
1uF
25V
R1114
0
SC1_R
C1114
1uF
25V
JK1100
PPJ237-01
5J
[GN3]O-SPRING
6J
[GN3]E-LUG
4J
[GN3]CONTACT
7K
[BL3]E-LUG-S
5K
[BL3]O-SPRING
7L
[RD3]E-LUG-S
5L
[RD3]O-SPRING_1
5M
[WH3]O-SPRING
4N
[RD3]CONTACT
5N
[RD3]O-SPRING_2
6N
[RD3]E-LUG
6D
[GN2]E-LUG
5D
[GN2]O-SPRING
4D
[GN2]CONTACT
7E
[BL2]E-LUG-S
5E
[BL2]O-SPRING
7F
[RD2]E-LUG-S
5F
[RD2]O-SPRING_1
5G
[WH2]O-SPRING
4H
[RD2]CONTACT
5H
[RD2]O-SPRING_2
6H
[RD2]E-LUG
6A
[YL1]E-LUG
5A
[YL1]O-SPRING
4A
[YL1]CONTACT
5B
[WH1]O-SPRING
4C
[RD1]CONTACT
5C
[RD1]O-SPRING
6C
[RD1]E-LUG
R1103
470K
L1103
270nH
C1125
100pF
+3.3V_NORMAL
R1108
470K
R1117
0
D1112
5.5V
C1100
100pF
50V
C1113
1uF
25V
D1107
5.5V
C1130
1000pF
50V
OPT
R1100 0
OPT
COMP2_DET
D1104
5.6V
SIDE_HP_MUTE
C1122
27pF
50V
COMP2_Pb
R1110
470K
D1109
5.6V
JK1101
KJA-PH-0-0177
3 DETECT
4 L
5 GND
1 R
R1111
470K
Q1100
MMBT3904-(F)
OPT
E
B
C
Q1102
MMBT3904-(F)
OPT
E
B
C
R1118
0
COMP2_R_IN
C1103
100pF
50V
C1115
100pF
50V
C1102 1uF
25V
AV_CVBS_DET
9:G3
C1109
27pF
50V
R1102
470K
R1109
470K
SC1_B
R1106
0
D1115
5.6V
+3.5V_ST
C1119
27pF
50V
C1121
27pF
50V
COMP2_Y
C1106
27pF
50V
L1104
270nH
COMP2_L_IN
L1105
270nH
L1101
270nH
Q1103
MMBT3904-(F)
OPT
E
B
C
HP_DET
C1107
27pF
50V
+3.3V_NORMAL
Q1101
MMBT3904-(F)
OPT
E
B
C
C1127
100pF
D1106
5.5V
COMP2_Pr
R1122
1K
OPT
C1131
1000pF
50V
OPT
C1108
27pF
50V
R1123
1K
R1104
1K
L1100
270nH
REAR_AV_CVBS
11:C4;AL18
C1118
27pF
50V
C1111
27pF
50V
REAR_AV_L_IN
10:B5;AF22
C1126
100pF
R1107
0
D1101
5.6V
C1110
27pF
50V
R1121
1K
OPT
REAR_AV_R_IN
10:B5;AF24
SCART1_DET
C1116
1uF
25V
SC1_G
+3.3V_NORMAL
DTV/MNT_V_OUT
SC1_FB
TP1100
TP1101
SC1_ID
TP1102
DTV_ATV_SELECT
TP1103
SCART1_Rout_P
SCART1_Rout_N
TP1104
TP1105
SC1_CVBS_IN
TP1107
SC_RE2
SC_RE1
TP1108
TP1109
SCART1_Lout_P
SCART1_Lout_N
TP1110
TP1111
R1115
10K
R1101
10K
R1112
10K
C1139
0.1uF
16V
HP_LOUT_N
R1129
OPT
100K
SIDE_HP_MUTE
C1134
1uF
10V
R1133
0
OPT
HP_ROUT
L1106
10uH
HP_LOUT_P
C1140
2.2uF
10V
R1128
OPT
HP_ROUT_P
IC1100
TPA6132A2
EAN60724701
3
INR+
2
INL+
4
INR-
1
INL-
5
OUTR
6
G0
7
G1
8
HPVSS
9
CPN
10
PGND
11
CPP
12
HPVDD
13
EN
14
VDD
15
SGND
16
OUTL
R1127
4.7K
R1134
1K
C1132
1uF
10V
C1137
10uF
10V
R1132
4.7K
L1107
BG2012B080TF
C1136
1uF
10V
Q1104
2SC3052
E
B
C
HP_ROUT_N
C1135
1uF
10V
L1108
BG2012B080TF
HP_LOUT
C1138
2.2uF
10V
R1120
4.7K
R1126
OPT
+3.3V_NORMAL
+3.3V_NORMAL
C1141
2.2uF
10V
C1133
1uF
10V
D1103
5.1V
D1116
5.1V
D1108
5.1V
D1117
5.1V
D1113
5.1V
D1118
5.1V
R1130
0
1/16W
R1131
0
1/16W C1142
0.22uF
16V
C1143
0.22uF
16V
AV
New Item Development
EARPHONE BLOCK
COMPONENT1
COMPONENT2
AV1
COMPONENT2
<Practically COMP1>
NON_SCART
EARPHONE AMP
==> COMP1_DET
==> COMP1_R_IN
==> COMP1_L_IN
==> COMP1_Y
==> COMP1_Pb
==> COMP1_Pr
COMPONENT1
<Practically COMP2>
Close to the IC