DOWNLOAD LG 50PZ750-UG (CHASSIS:PU12A) Service Manual ↓ Size: 12.92 MB | Pages: 75 in PDF or view online for FREE

Model
50PZ750-UG (CHASSIS:PU12A)
Pages
75
Size
12.92 MB
Type
PDF
Document
Service Manual
Brand
Device
TV / Plasma
File
50pz750-ug-chassis-pu12a.pdf
Date
PREV: LG 50PZ750S-ZA / 50PZ755S-ZA (CHASSIS:PD12C) Service Manual

LG 50PZ750-UG (CHASSIS:PU12A) Service Manual ▷ View online

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.
C1119
560pF
50V
R1118
75
R1109
75
C1123
560pF
50V
AV2_R_IN
C1118
560pF
50V
C1108
560pF
50V
COMP1_DET
R1115
0
AV1_CVBS_DET
+3.3V_Normal
AV2_CVBS_IN
R1101
0
AV1_R_IN
AV1_CVBS_IN
AV2_CVBS_DET
R1112
2.7K
C1124
560pF
50V
C1109
560pF
50V
AV2_L_IN
D1105
5.6V
COMP1_Pr
AV1_L_IN
+3.3V_Normal
C1105
0.1uF
16V
OPT
C1112
0.1uF
16V
OPT
R1128
2.7K
C1110
560pF
50V
COMP1_Pb
R1129
1K
COMP1_Y
D1111
5.6V
C1107
560pF
50V
C1113
560pF
50V
C1111
0.1uF
16V
OPT
C1122
560pF
50V
SC/COMP2_L_IN
R1126
75
L1103
BLM18PG121SN1D
L1104
BLM18PG121SN1D
R1127
2.7K
C1114
560pF
50V
R1124
75
ZD1107
5.1V
SC_DET/COMP2_DET
R1130
1K
C1121
560pF
50V
SC/COMP2_R_IN
ZD1106
5.1V
ZD1108
5.1V
SC_G/COMP2_Y
SC_R/COMP2_Pr
ZD1105
5.1V
+3.3V_Normal
SC_B/COMP2_Pb
R1125
75
D1114
5.6V
R1113
1K
L1101
BLM18PG121SN1D
L1102
BLM18PG121SN1D
L1105
BLM18PG121SN1D
L1106
BLM18PG121SN1D
ZD1101
5.1V
ZD1102
5.1V
ZD1103
5.1V
ZD1104
5.1V
ZD1116
5.1V
ZD1115
5.1V
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
JK1101
PPJ235-01
4A
[YL]O-SPRING
5A
[YL]E-LUG
3A
[YL]CONTACT
4B
[WH]O-SPRING
3C
[RD]CONTACT
4C
[RD]O-SPRING
5C
[RD]E-LUG
ZD1111
5.1V
L1100
BLM18PG121SN1D
C1127
560pF
50V
R1106
75
COMP1_L_IN
ZD1112
5.1V
R1104
75
R1141
1K
ZD1113
5.1V
R1114
2.7K
C1100
0.1uF
16V
OPT
COMP1_R_IN
C1126
560pF
50V
C1104
560pF
50V
ZD1110
5.1V
R1105
75
D1102
5.6V
ZD1109
5.1V
+3.3V_Normal
L1107
BLM18PG121SN1D
C1125
560pF
50V
ZD1100
5.1V
R1142
10
R1143
10
R1140
12K
OPT
R1139
12K
OPT
R1146
12K
OPT
R1147
12K
OPT
R1150
12K
OPT
R1151
12K
OPT
R1154
12K
OPT
R1155
12K
OPT
R1148
0
R1149
0
R1132
0
R1131
0
R1153
0
R1145
0
R1144
0
R1152
0
R1107
470K
R1117
470K
R1122
470K
R1111
470K
R1108
470K
R1110
470K
R1116
470K
R1123
470K
ZD11218
5.6B
ZD11215
5.6B
ZD1114
5.6B
ZD11220
5.6B
ZD11217
5.6B
ZD11213
5.6B
ZD11221
5.6B
ZD1117
5.6B
ZD11212
5.6B
ZD11219
5.6B
ZD1118
5.6B
ZD11211
5.6B
ZD1119
5.6B
ZD11216
5.6B
ZD1120
5.6B
ZD11214
5.6B
C1117
27pF
50V
L1110
270nH
C1116
27pF
50V
C1115
27pF
50V
L1109
270nH
C1103
27pF
50V
C1102
27pF
50V
L1108
270nH
C1101
27pF
50V
C1129
27pF
50V
L1113
270nH
C1128
27pF
50V
C1131
27pF
50V
L1112
270nH
C1130
27pF
50V
C1133
27pF
50V
L1111
270nH
C1132
27pF
50V
R1134
10
1%
R1138
10
1%
R1137
10
1%
R1135
10
1%
R1136
10
1%
R1133
10
1%
C1120
47pF
50V
C1106
47pF
50V
COMP/AV
BCM35230
11
31
COMPONENT1/2,AV1
REAR AV 1
COMPONENT2
COMPONENT1
SIDE_AV 2
CLOSE TO JUNCTION
U
S
B
 
D
O
W
N
 
S
T
R
E
A
M
U
S
B
 
D
O
W
N
 
S
T
R
E
A
M
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.
+5V_USB
C1202
0.1uF
C1205
0.1uF
+3.3V_Normal
+3.3V_Normal
/USB_OCD1
L1201
MLB-201209-0120P-N2
120-ohm
R1205
2.7K
L1200
MLB-201209-0120P-N2
120-ohm
R1201
4.7K
OPT
C1204
10uF
10V
USB_CTL2
R1202
2.7K
USB_DP2
USB_DM1
USB_DP1
R1204
4.7K
OPT
R1200
0
USB_CTL1
USB_DM2
/USB_OCD2
C1201
10uF
10V
R1203
0
P
1
2
0
1
3
A
U
0
4
S
-
3
0
5
-
Z
C
-
(
L
G
)
1
2
3
4
5
P
1
2
0
0
3
A
U
0
4
S
-
3
0
5
-
Z
C
-
(
L
G
)
1
2
3
4
5
+5V_USB
C1200
100uF
16V
C1203
100uF
16V
C1206
100uF
16V
C1207
100uF
16V
IC1201
AP2191DSG
EAN61849601
3
IN_2
2
IN_1
4
EN
1
GND
5
FLG
6
OUT_1
7
OUT_2
8
NC
IC1200
AP2191DSG
EAN61849601
3
IN_2
2
IN_1
4
EN
1
GND
5
FLG
6
OUT_1
7
OUT_2
8
NC
D1201
RCLAMP0502BA
OPT
D1200
RCLAMP0502BA
OPT
USB
12
BCM35230
31
USB 1
USB 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.
R1321
2.7K
R1318
100
M_REMOTE_RX
R1316
100
R1315
100
+3.3V_Normal
M_RFModule_RESET
DD_MREMOTE
M_REMOTE_TX
R1323
2.7K
R1319
100
DC_MREMOTE
R1317
100
R1322
2.7K
3D_SYNC
R1324
22
+3.3V_Normal
L1303
120-ohm
3D_GPIO_0
3D_GPIO_1
3D_GPIO_2
R1320
22
R1325
22
R1326
22
P1302
12507WS-12L
1
2
3
4
5
6
7
8
9
10
11
12
13
Motion Remote controller
ALL M_REMOTE OPTION
TI solution M_REMOTE OPTION
13
31
BCM35230
M_REMOCON
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.
EPHY_TDN
002:H20
EPHY_LINK
EPHY_TDP
002:H20
R1400
510
EPHY_RDN
002:H19
L1400
CIS21J121
EPHY_RDP
002:H19
EPHY_ACTIVITY
002:N16
R1401
510
+2.5V_BCM35230
+3.3V_Normal
L1401
CIS21J121
+2.5V_BCM35230
C1400
0.1uF
C1401
0.1uF
JK1401
43-10013AD11-1 
1
TDP
2
TD_CT
3
TDN
4
RDP
5
RD_CT
6
RDN
7
NC
8
GND
D1
D1
D2
LINK_LED
D3
D2
D4
ACTIVE_LED
9
GND
R1403
0
1/10W
5%
R1404
0
1/10W
5%
MDS62110209
M1401
D
1
4
0
4
5
.
5
V
A
D
L
C
 
5
S
 
0
3
 
0
1
5
D
1
4
0
5
5
.
5
V
A
D
L
C
 
5
S
 
0
3
 
0
1
5
D
1
4
0
0
5
.
5
V
A
D
L
C
 
5
S
 
0
3
 
0
1
5
D1402
5.5V
ADLC 5S 03 015
D
1
4
0
1
5
.
5
V
A
D
L
C
 
5
S
 
0
3
 
0
1
5
D1403
5.5V
ADLC 5S 03 015
R1402
0
1/10W
5%
R1405
0
1/10W
5%
Ethernet Block
ETHERNET
BCM35230
14
31
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