LG 50PG30TR-MA (CHASSIS:PP83A) Service Manual ▷ View online
5.6V
ZD100
1K
R114
AV1_RIN
5.6V
ZD101
220K
R108
OPT
C101
OPT
C100
AV1_LIN
1K
R115
220K
R109
AV1_VIN
OPT
C114
SD05
ZD102
75
R110
1K
R117
220uF 16V
C113
75
R105
10uF 25V
C116
470K
R111
OPT
C102
220uF 16V
C112
MNT_LOUT
OPT
C103
470K
R112
MNT_VOUT
10K
R113
1K
R116
10uF 25V
C115
MNT_ROUT
MUTE_LINE
2SC3875S
Q107
E
B
C
2SC3875S
Q106
E
B
C
2K
R137
2K
R136
2SC3052
Q102
E
B
C
COMP_Pr_AD
15K
R121
COMP_Y_AD
10uF 16V
C111
COMP_Pb_AD
COMP_Pb
COMP_Pr
15K
R125
15K
R123
10uF 16V
C105
10uF 16V
C106
15K
R127
15K
R120
2SC3052
Q103
E
B
C
15K
R119
5.6V
ZD104
2.2K
R131
SD05
ZD107
10uF 16V
C108
15K
R126
15K
R128
10uF 16V
C107
10uF 16V
C104
15K
R118
2.2K
R130
15K
R122
75
R102
2.2K
R134
OPT
C110
75
R104
75
R103
2.2K
R135
2.2K
R132
SD05
ZD106
5.6V
ZD103
2SC3052
Q100
E
B
C
OPT
C109
2.2K
R133
2SC3052
Q101
E
B
C
COMP_LIN
220K
R101
15K
R124
220K
R100
1K
R106
2SC3052
Q105
E
B
C
COMP_RIN
1K
R107
2SC3052
Q104
E
B
C
15K
R129
SD05
ZD105
COMP_Y
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.
6612J10031A
JK101
4
A
[GN]CONTACT
2
A
[GN]1P_CAN
3
A
[GN]O_SPRING
2
B
[BL]1P_CAN
5
B
[BL]C_LUG_L
2
C
[RD]1P_CAN1
5C
[RD]C_LUG_L
2
D
[WH]1P_CAN
5D
[WH]C_LUG_L
2
E
[RD]1P_CAN2
4
E
[RD]CONTACT
3
E
[RD]O_SPRING
5.6V
ZD108
15K
R156
2.2K
R157
15K
R145
15K
R148
75
R142
OPT
C123
COMP2_Pr_AD
2SC3052
Q109
E
B
C
SD05
ZD112
OPT
C122
75
R141
2.2K
R158
2.2K
R160
6612J10031A
JK102
4
A
[GN]CONTACT
2
A
[GN]1P_CAN
3
A
[GN]O_SPRING
2
B
[BL]1P_CAN
5
B
[BL]C_LUG_L
2
C
[RD]1P_CAN1
5C
[RD]C_LUG_L
2
D
[WH]1P_CAN
5D
[WH]C_LUG_L
2
E
[RD]1P_CAN2
4
E
[RD]CONTACT
3
E
[RD]O_SPRING
15K
R150
10uF 16V
C118
15K
R149
15K
R151
15K
R146
220K
R138
2SC3052
Q112
E
B
C
2.2K
R159
2.2K
R162
2SC3052
Q110
E
B
C
2SC3052
Q113
E
B
C
SD05
ZD111
2SC3052
Q108
E
B
C
15K
R155
10uF 16V
C124
5.6V
ZD109
COMP2_Pb_AD
10uF 16V
C119
COMP2_Y
10uF 16V
C121
COMP2_Pr
75
R140
2SC3052
Q111
E
B
C
COMP2_RIN
SD05
ZD110
15K
R154
220K
R139
COMP2_LIN
1K
R143
1K
R144
COMP2_Pb
2.2K
R161
10uF 16V
C120
10uF 16V
C117
15K
R153
15K
R152
15K
R147
COMP2_Y_AD
PPJ150-09
JK100
3
A
[RD]O_SPRING1
2
A
[RD]1P_CAN1
4A
[RD]CONTACT1
2
B
[WH]1P_CAN1
3
B
[WH]0_SPRING1
2
C
[YL]1P_CAN1
3
C
[YL]O_SPRING1
4
C
[YL]CONTACT1
2
D
[RD]1P_CAN2
3
D
[RD]O_SPRING2
4D
[RD]CONTACT2
2
E
[WH]1P_CAN2
3
E
[WH]0_SPRING2
2
F
[YL]1P_CAN2
3
F
[YL]O_SPRING2
4
F
[YL]CONTACT2
+9V
+9V
+9V
+9V
+9V
+9V
+9V
+9V
+9V
+9V
+9V
+9V
01. ANALOG INPUT (AV1, AV_OUT, COMPONENT1/2)
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.
2SA1504S
Q205
E
B
C
0
R222
0.01uF
C208
10K
R215
0.01uF
C209
TUNER_AGC_OPT
10uF 25V
C210
OPT
R211
10K
R223
4.7uF 50V
C212
TUNER_AGC_OPT
220uF 16V
C218
1K
R221
0.01uF
C207
0
R213
22
R220
10
R214
AGC_FB
220uF 16V
C217
220uF 16V TUNER_AGC_OPT
C213
100
R204
2.2K
R219
AGC_SW_MAIN
220uF 16V
C211
0.01uF
C216
2SC3875S
Q203
E
B
C
10K
R218
MBW3216-501TF
L200
BOOST
2SC3875S
Q206
E
B
C
2SC3875S
Q207
E
B
C
0.1uF
C214
MBW3216-501TF
L202
2SC3875S
Q201
E
B
C
220uF 16V TUNER_AGC_OPT
C206
AGC_SW_SUB
OPT
C202
OPT
C204
10K
R207
27pF
C200
SCL_A
27pF
C201
220
R202
SDA_A
0
OPT
R200
0.01uF
C219
82
R232
3.3uH
L203
SIF
470
R231
2SA1504S
Q209
E
B
C
4.7K
R230
220
R227
4.7K
R225
2SA1504S
Q208
E
B
C
4.7K
R224
270
R226
TU_MAIN
270pF
C221
100pF
C220
TU_SUB
270pF
C215
100pF
C205
3.3uH
L201
470
R212
2.2K PAL_OPT
R203
4.7K
R208
470
R206
330pF
C203
390
R205
SIF_Sub
82
R217
4.7K
R209
2SA1504S
Q202
E
B
C
2SA1504S
Q204
E
B
C
82
R216
470
R210
+5V_TU
+5V_TUNER
+5V_TUNER
+5V_TUNER
+5V_TUNER
+5V_TUNER
220
R201
SCL_A
SDA_Part_5V
SDA_A
SSM6N15FU
0TFTH80001A
Q200
3
DRAIN2
2
GATE1
1
SOURCE1
4
SOURCE2
5
GATE2
6
DRAIN1
SCL_Part_5V
0.01uF
C223
0.01uF
C222
+5V_TU
0
R228
EBL43595801
TU200
TUNER_NTSC_OPT
14
NC_4
13
V-OUT[M]
5
RF_AGC[M]
12
NC_3
11
AS[M]
2
GND_1
19
SIF-OUT[S]
18
NC_5
10
CLOCK
4
RF_AGC[S]
1
CTR
17
V-OUT[S]
9
DATA
8
GND_2
3
+B[5V]
16
SIF-OUT[M]
7
NC_2
6
NC_1
15
A-OUT[M]
21
SHIELD
20
A-OUT[S]
02. TUNER
I2C_TUNER & CXA2069
Apr., 2008
P/NO : MFL42328501