LG 50PX950-SA (CHASSIS:PB01B) Service Manual ▷ View online
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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.
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.
COMP1_SW
SPDIF_OUT
SIDE_RIN
SIDE_LIN
COMPOSITE2_IN
SIDEAV_DET
D3.3V
C1011
100pF
READY
C1026
1uF
25V
C1030
27pF
50V
27pF
50V
ZD1023
5.1V
C1010
100pF
READY
C1032
100pF
READY
ZD1029
5.1V
R1021
470K
470K
COMP1_Pr
003:B3
R1012
2.7K
2.7K
ZD1008
5.1V
L1005
270nH
COMP2_Pb
003:B4
C1015
1uF
25V
ZD1013
5.1V
R1006
470K
470K
COMP_L_IN_1
002:A5
ZD1030
5.1V
C1028
100pF
50V
C1025
27pF
50V
ZD1020
5.1V
COMP2_Pr
003:B3
ZD1028
5.1V
R1015
470K
470K
COMP1_SW
001:H3
COMPOSITE1_IN
003:B4
JK1001
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
L1000
270nH
270nH
ZD1007
5.1V
ZD1011
5.1V
ZD1031
5.1V
C1014
27pF
27pF
50V
ZD1015
5.1V
ZD1009
5.1V
C1003
1uF25V
C1019
27pF
50V
COMP_R_IN_1
002:A5
COMPOSITE1_SW
001:H2
C1018
27pF
50V
ZD1019
5.1V
COMP2_Y
003:B3
COMP_L_IN_2
002:A5
ZD1026
5.1V
R1027
10
10
R1022
470K
470K
ZD1022
5.1V
COMP_R_IN_2
002:A5
C1033
100pF
READY
COMP1_Pb
003:B3
R1024
2.7K
ZD1017
5.1V
C1017
100pF
50V
L1002
270nH
270nH
C1031
27pF
50V
27pF
50V
L1004
270nH
C1004
1uF
25V
ZD1012
5.1V
C1013
27pF
50V
R1014
470K
470K
R1019
1K
C1021
100pF
READY
R1020
10
10
C1029
27pF
50V
COMP1_Y
003:B3
C1027
1uF
25V
ZD1014
5.1V
C1023
27pF
50V
27pF
50V
C1007
100pF
50V
L1003
270nH
C1020
27pF
50V
50V
C1012
27pF
50V
R1018
2.7K
ZD1021
5.1V
AV_L_IN_1
002:A5
ZD1024
5.1V
ZD1016
5.1V
ZD1006
5.1V
C1022
100pF
READY
C1006
47pF
50V
47pF
50V
C1024
27pF
27pF
50V
ZD1018
5.1V
L1001
270nH
270nH
R1013
1K
AV_R_IN_1
002:A5
C1016
1uF
25V
R1026
1K
R1007
470K
470K
ZD1010
5.1V
ZD1027
5.1V
COMP2_SW
001:H3
ZD1025
5.1V
ZD1004
5.1V
ZD1000
5.1V
ZD1002
5.1V
R1002
2.7K
JK1000
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
R1003
1K
C1009
100pF
READY
C1001
1uF
25V
R1000
470K
470K
C1005
47pF
50V
C1002
1uF
25V
ZD1003
5.1V
C1000
100pF
50V
R1001
470K
470K
ZD1001
5.1V
ZD1005
5.1V
C1008
100pF
READY
D3.3V
D3.3V
D3.3V
D3.3V
ZD1032
5.1V
ZD1033
5.1V
ZD1034
5.1V
ZD1035
5.1V
ZD1036
5.1V
ZD1037
5.1V
ZD1038
5.1V
ZD1039
5.1V
C1034
0.1uF
50V
C1035
10uF
16V
10uF
16V
READY
C1036
22pF
22pF
IC1000
NL17SZ00DFT2G
READY
3
GND
2
B
4
Y
1
A
5
VCC
JK1002
JST1223-001
1
GND
2
VCC
3
VINPUT
4
FIX_POLE
R1029
100
100
R1030
100
100
READY
R1028
1K
READY
D3.3V
9 13
EAX63347201
JACK
SPDIF
AV 1
COMPONENT1/2,AV1
COMPONENT2
COMPONENT1
SIDE_AV
NAND
GATE
GATE
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
THERMAL
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.
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.
USB1_DM_to_HUB
R1109
100K
READY
USB1_DP_to_HUB
USB2_DM_to_HUB
C1118
0.1uF
16V
PK950
USB_DM
USB2_DP_to_HUB
C1112
0.1uF
16V
READY
USB_DP
USB2_DP_to_HUB
USB2_DM_to_HUB
R1119
10K
PK950
R1129
10K
READY
USB1_DM_to_HUB
R1120
10K
R1126
0
PK950
PK950
USB1_DP_to_HUB
R1130
10K
READY
C1119
0.1uF
16V
USB1_OCD
R1125
0
PK950
PK950
R1123
0
PK550
PK550
USB1_CTL
R1124
0
PK550
PK550
BT_DP_T
BT_DM_T
Q1101
RTR030P02
PK950
S
D
G
BT_ON/OFF
R1113
4.7K
PK950
R1110
0
READY
Q1100
2SC3052
PK950
E
B
C
R1112
4.7K
PK950
R1111
47K
PK950
R1132
0
PK550
USB1_CTL_HUB
USB1_OCD_HUB
R1127
0
PK950
USB2_CTL_HUB
USB2_OCD_HUB
USB1_OCD_HUB
USB1_CTL_HUB
USB2_OCD_HUB
USB2_CTL_HUB
/RST_HUB
001:H1
JK1100
KJA-UB-4-0004
EAG41945401
1
2
3
4
5
JK1101
KJA-UB-4-0004
EAG41945401
PK950
1
2
3
4
5
BT_RESET
VREG_CTR
IC1101
AP2191SG-13
PK950
3
IN_2
2
IN_1
4
EN
1
GND
5
FLG
6
OUT_1
7
OUT_2
8
NC
IC1102
AP2191SG-13
3
IN_2
2
IN_1
4
EN
1
GND
5
FLG
6
OUT_1
7
OUT_2
8
NC
BT_USB_DM
BT_USB_DP
C1116
100uF
16V
C1117
100uF
16V
C1115
100uF
16V
PK950
C1114
100uF
16V
PK950
R1107
100K
C1109
0.1uF
R1106
100K
C1101
0.1uF
C1100
0.1uF
C1104
1uF
C1103
0.1uF
R1102
1M
C1110
4.7uF
C1111
0.1uF
R1101
12K
C1106
1uF
C1107
0.1uF
R1104
100K
D3.3V
C1102
0.1uF
R1108
100K
R1100
0
C1108
15pF
50V
C1105
15pF
50V
R1105
4.7K
D3.3V
D3.3V
D3.3V
D3.3V
D3.3V
D3.3V
P1102
12507WR-10L
Bluetooth Wafer
1
2
3
4
5
6
7
8
9
10
11
R1133
100K
IC1100
USB2512A_AEZG
PK950
1
USBDN1_DM
3
USBDN2_DM
7
NC_2
9
NC_4
10
VDDA33_2
11
TEST
12
PRTPWR1
13
OCS1_N
14
VDD18
15
VDD33CR
16
PRTPWR2
17
OCS2_N
18
NC_5
19
NC_6
20
NC_7
21
NC_8
22
SDA/SMBDATA/NON_REM1
23
VDD33
24
SCL/SMBCLK/CFG_SEL0
25
HS_IND/CFG_SEL1
26
RESET_N
27
VBUS_DET
28
SUSP_IND/LOCAL_PWR/NON_REM0
29
VDDA33_3
30
USBUP_DM
31
USBUP_DP
32
XTAL2
5
VDDA33_1
8
NC_3
6
NC_1
4
USBDN2_DP
2
USBDN1_DP
33
XTAL1/CLKIN
34
VDD18PLL
35
RBIAS
36
VDD33PLL
37
VSS
X1100
24MHz
R1115
0
PK950
R1131
0
PK950
P_+5V
P_+5V
C1113
1uF
PK950
BT_DP
BT_DM
R1142
0
PK950
PK950
R1143
0
PK950
PK950
R1144
0
PK550
PK550
R1145
0
PK550
PK550
BT_DP_T
BT_DM_T
BT_USB_DM
BT_USB_DP
R1118
0
PK550
R1141
0
PK950
R1140
0
PK950
R1103
0
USB2 SIDE UNDER
SWITCH ADDED
Capacitors on VBUSA should be
placed as closd to connector as possible.
placed as closd to connector as possible.
USB2 Dato to USB2512
Capacitors on VBUSA should be
placed as closd to connector as possible.
placed as closd to connector as possible.
SWITCH ADDED
USB1 Dato to MAIN(BCM)
USB1 Dato to USB2512
USB1 SIDE UPPER
USB HUB
13 13
BLUETOOTH
BLUETOOTH
USB HUB
EAX63347201
CLOSE TO BCM3556
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.
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.
SIGN11824
WIRELESS_SDA
WIRELESS_PWR_EN
R1208
10K
10K
PK950
P_17V
R1204
10K
PK950
Q1203
2SC3052
READY
E
B
C
C1202
0.1uF
50V
0.1uF
50V
PK950
IR
P_17V_WIRELESS
R1209
22K
22K
PK950
WIRELESS_DETECT
R1216
47K
READY
WIRELESS_SDA
WIRELESS_DL_TX
R1215
10K
READY
WIRELESS_SCL
R1207
4.7K
PK950
Q1200
PK950
E
B
C
+5V_ST
SCL2_3.3V
L1201
BLM18PG121SN1D
PK950
R1212
22
READY
P_17V_WIRELESS
WIRELESS_DL_RX
R1210
2.2K
2.2K
PK950
IR_PASS
R1217
47K
READY
C1203
2.2uF
PK950
R1203
1K
PK950
SDA2_3.3V
+5V_ST
IR_PASS
R1202
4.7K
PK950
R1214
47K
READY
C1204
0.01uF
50V
PK950
Q1202
2SC3052
READY
E
B
C
WIRELESS_SCL
R1213
0
PK950
JK1201
KJA-PH-3-0168
PK950
14
GND_3
13
I2C_SDA
5
VCC[24V/20V/17V]_5
12
I2C_SCL
11
GND_2
2
VCC[24V/20V/17V]_2
19
GND_5
18
IR
10
RESET
4
VCC[24V/20V/17V]_4
1
VCC[24V/20V/17V]_1
17
GND_4
9
GND_1
8
INTERRUPT
3
VCC[24V/20V/17V]_3
16
UART_TX
7
DETECT
6
VCC[24V/20V/17V]_6
15
UART_RX
20
GND_6
21
SHIELD
EPHY_TDN
002:B4
C1201
1000pF
1000pF
D1202
5.5V
D1201
5.5V
A2.5V
L1200
CIS21J121
JK1200
XRJV-01V-D12-180
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
EPHY_TDP
002:B4
R1201
510
510
D1204
5.5V
EPHY_RDP
002:B4
D1205
5.5V
D1200
5.5V
C1200
1000pF
EPHY_ACTIVE_Y
001:H2
EPHY_RDN
002:B4
D1203
5.5V
R1200
510
510
EPHY_LINK
D3.3V
D3.3V
Q1201
PK950
AO3407A
G
D
S
R1219
0
PK950
R1226
0
PK950
D3.3V
R1218
10K
READY
WIRELESS_SCL
WIRELESS_SDA
SDA2_3.3V
SCL2_3.3V
FDV301N
Q1205
READY
G
D
S
FDV301N
Q1206
READY
G
D
S
ETHERNET JACK
12 12
ETHERNET/WIRELESS
WIRELESS DIP POWER ON/OFF
WIRELESS INTERFACE
WIRELESS
WIRELESS_DL_TX(WIRELESS_RX)
WIRELESS_DL_RX(WIRELESS_TX)
WIRELESS I2C LEVEL SHIFTER
EAX63347201
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.
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.
3D Sync IR Emiiter
L1300
MLB-201209-0120P-N2
D1300
5.5V
P1300
12507WR-04L
1
2
3
4
5
R1302
0
0
C1302
27pF
50V
50V
READY
3D_SYNC_OUT
P_+5V
3D SYNC_IR EMITTER
IR EMITTER
EAX63347201
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