Read LG 50PW450-TD (CHASSIS:PA11A) Service Manual 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.
R211
10
10
IC205
AT24C02BN-SH-T
3
2
4
1
5
6
7
8
RGB_DDC_SCL
DSUB_B+>
DSUB_DET
PC_SER_DATA
C209
10pF
50V
10pF
50V
R244
0
PC_SER_CLK
DSUB_G+>
+5V_ST
DSUB_G-
RGB_DDC_SCL
R224
1K
R217
10K
DSUB_VSYNC
C204
220pF
50V
READY
220pF
50V
READY
C210
0.1uF
16V
0.1uF
16V
READY
DSUB_R+>
EDID_WP
RGB_DDC_SDA
JK205
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
DSUB_HSYNC
DSUB_B-
GND
DSUB_R+>
DSUB_G+
C208
220pF
50V
READY
220pF
50V
READY
DSUB_B+>
DSUB_R+
RGB_DDC_SDA
R246
0
R241
0
DSUB_R-
R243
0
R210
10
+3.3V
C207
220pF
50V
READY
220pF
50V
READY
R242
0
DSUB_B+
C211
10pF
50V
10pF
50V
+5V
IC204
NL17SZ00DFT2G
READY
3
GND
2
B
4
Y
1
A
5
VCC
SPDIF_OUT
PC_L_IN
JK204
JST1223-001
1
GND
2
VCC
3
VINPUT
4
FIX_POLE
PC_R_IN
JK208
PEJ027-01
6B
T_TERMINAL2
7B
B_TERMINAL2
5
T_SPRING
4
R_SPRING
7A
B_TERMINAL1
6A
T_TERMINAL1
3
E_SPRING
+5V
PC_SER_CLK
S7_RXD
+3.3V_ST
PM_TXD
S7_TXD
PC_SER_DATA
JK203
SPG09-DB-009
1
2
3
4
5
6
7
8
9
10
PM_RXD
+3.3V_ST
IC203
MAX3232CDR
3
C1-
2
V+
4
C2+
1
C1+
6
V-
5
C2-
7
DOUT2
8
RIN2
9
ROUT2
10
DIN2
11
DIN1
12
ROUT1
13
RIN1
14
DOUT1
15
GND
16
VCC
CEC_REMOTE
R225 1K
D1+_HDMI2
D0-_HDMI4
HPD4
5V_DET_HDMI_3
JK200
EAG59023302
HDMI1
14
13
5
D1_GND
20
SHIELD
12
11
2
D2_GND
19
18
10
CK+
4
D1+
1
D2+
17
9
D0-
8
D0_GND
3
D2-
16
7
D0+
6
D1-
15
CEC_REMOTE
D2+_HDMI4
R226 1.8K
R212
10K
CK+_HDMI3
DDC_SDA_2
D0+_HDMI2
D2-_HDMI2
5V_DET_HDMI_2
HPD3
R248 1K
CK-_HDMI4
5V_DET_HDMI_4
D1+_HDMI4
CEC_REMOTE
Q201
2SC3052
E
B
C
R249 1.8K
D1+_HDMI3
D0-_HDMI3
DDC_SCL_4
D2-_HDMI3
R236
10K
D1-_HDMI2
D2+_HDMI2
R200 1K
HPD2
Q202
2SC3052
E
B
C
DDC_SDA_3
D2-_HDMI4
CK+_HDMI4
DDC_SCL_2
5V_HDMI_3
R201 1.8K
D1-_HDMI4
D0-_HDMI2
D2+_HDMI3
DDC_SDA_4
D1-_HDMI3
5V_HDMI_2
CK+_HDMI2
D0+_HDMI3
CK-_HDMI3
R258
10K
CK-_HDMI2
5V_HDMI_4
DDC_SCL_3
D0+_HDMI4
Q200
2SC3052
E
B
C
DDC_SDA_4
DDC_SCL_2
EDID_WP
+5V
JP203
5V_HDMI_3
R227
22
DDC_SDA_2
IC201
AT24C02BN-SH-T
HDMI2
3
A2
2
A1
4
GND
1
A0
5
SDA
6
SCL
7
WP
8
VCC
DDC_SCL_3
R202
22
JP200
+5V
+5V
R232
10K
EDID_WP
R255
10K
5V_HDMI_4
R228
22
IC200
AT24C02BN-SH-T
HDMI1
3
A2
2
A1
4
GND
1
A0
5
SDA
6
SCL
7
WP
8
VCC
IC202
AT24C02BN-SH-T
HDMI Side
3
A2
2
A1
4
GND
1
A0
5
SDA
6
SCL
7
WP
8
VCC
5V_HDMI_2
EDID_WP
D205
ENKMC2838-T112
A
1
C
A
2
DDC_SDA_3
DDC_SCL_4
JP206
R203
22
D208
ENKMC2838-T112
A
1
C
A
2
R250
22
R251
22
R207
10K
D213
ENKMC2838-T112
A
1
C
A
2
USB1_CTL
+3.3V
SIDE_USB_DP
IC206
AP2191SG-13
3
IN_2
2
IN_1
4
EN
1
GND
5
FLG
6
OUT_1
7
OUT_2
8
NC
SIDE_USB_DM
+3.3V
C223
100uF
16V
16V
+5V
USB1_OCD
SIDEAV_R_IN
+3.3V
SIDEAV_CVBS_IN
SIDEAV_L_IN
SIDEAV_DET
JK207
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
C225
1000pF
50V
1000pF
50V
R262 10K
COMP2_R_IN
C224
1000pF
50V
1000pF
50V
+3.3V
COMP2_L_IN
R261 10K
R259
470K
COMP2_DET
COMP2_Pb+>
R265
12K
COMP2_Pr+>
R260
470K
COMP2_Y+>
R266
12K
R264
10K
COMP2_Y+
COMP2_Pb-
COMP2_Pr+>
R286
0
R282
0
COMP2_Pr-
COMP2_Y-
COMP2_Y+>
COMP2_Pb+>
R284
0
R285
0
COMP2_Pr+
COMP2_Pb+
R283
0
R287
0
C228
10pF
50V
50V
READY
C229
10pF
50V
READY
C230
10pF
50V
READY
C216
10pF
50V
10pF
50V
READY
C217
10pF
50V
10pF
50V
READY
C218
10pF
50V
10pF
50V
READY
JK201
EAG59023301
HDMI2
14
13
5
D1_GND
20
SHIELD
12
11
2
D2_GND
19
18
10
CK+
4
D1+
1
D2+
17
9
D0-
8
D0_GND
3
D2-
16
7
D0+
6
D1-
15
30V
READY
D216
D232
30V
READY
D223
30V
READY
D210
30V
READY
D225
30V
READY
D215
30V
READY
D211
30V
READY
D231
30V
READY
D228
30V
READY
D209
30V
READY
D220
30V
READY
D202
30V
READY
30V
READY
D204
30V
READY
D201
30V
READY
D229
30V
READY
D206
30V
30V
READY
D233
30V
READY
D226
30V
READY
D217
30V
READY
D214
30V
READY
D230
30V
READY
D227
30V
READY
D224
30V
READY
D203
30V
30V
READY
D200
READY
D212
READY
D207
READY
R257
10K
R234
10K
R209
10K
R208
10K
R233
10K
R256
10K
R291
10K
R290
10K
R247
10K
10K
R237
10K
R231 33
R205 33
R253
33
R206 33
R230 33
R254
33
R1206
10K
READY
C245
0.1uF
16V
C244
0.1uF
16V
C243
0.1uF
16V
C242
0.1uF
16V
C241
0.1uF
16V
C235
0.1uF
16V
R245
0
DSUB_G+>
R218
33
33
R278
33
R219
33
33
R263
33
C214
10pF
50V
C215
10pF
10pF
50V
C236
10pF
10pF
50V
C240
27pF
50V
27pF
50V
C237
0.1uF
16V
0.1uF
16V
C219
0.1uF
16V
0.1uF
16V
C205
1000pF
50V
C206
1000pF
50V
C239
1000pF
1000pF
50V
C238
1000pF
50V
1000pF
50V
C233
220pF
50V
READY
C232
220pF
50V
READY
C203
220pF
50V
READY
220pF
50V
READY
C222
0.1uF
16V
C234
0.1uF
16V
READY
R280
75
R279
75
R281
75
R240
75
R238
75
75
R239
75
R1200
75
R296
100
R293
100
READY
R289
100
R288 100
R292
1K
READY
R1203
1K
1K
R204
3.3K
3.3K
R252
3.3K
3.3K
R229
3.3K
3.3K
R215
10K
10K
R216
10K
R1202
10K
10K
R1201
10K
10K
R294
10K
R267
10K
R277
10K
READY
R223
12K
R222
12K
12K
R1204
12K
R1205
12K
R235
10K
R214
470K
470K
R213
470K
470K
R299
470K
470K
R298
470K
470K
D219
READY
R221
0
READY
BSS83
Q203
S
B
D
G
CEC_REMOTE_S7
+3.3V_ST
CEC_REMOTE
R268
0
0
READY
D218
MMBD301LT1G
30V
R269
27K
READY
R271
1K
1K
JK210
PPJ234-02
5A
[GN]O-SPRING
6A
[GN]E-LUG
4A
[GN]CONTACT
7B
[BL]E-LUG-S
5B
[BL]O-SPRING
7C
[RD]E-LUG-S
5C
[RD]O-SPRING_1
4C
[RD]CONTACT_1
5D
[WH]O-SPRING
4E
[RD]CONTACT_2
5E
[RD]O-SPRING_2
6E
[RD]E-LUG
AV/COMP2_DET
R270
10K
10K
D221
30V
READY
R272
1K
R1434
100
100
R1435
100
100
232C_NO4
232C_NO6
232C_NO6
232C_NO4
UART_TXD_3D
R1436
100
100
R1437
100
100
UART_RXD_3D
R273 0 NON_RGB
R274 0 NON_RGB
R220
56K
56K
JK202
EAG62611201
HDMI Side
14
13
5
D1_GND
20
BODY_SHIELD
12
11
2
D2_GND
19
18
10
CK+
4
D1+
1
D2+
17
9
D0-
8
D0_GND
3
D2-
16
7
D0+
6
D1-
15
JK209
1
2
3
4
5
R297
0
R295
0
COMP1_Pb+>
D113
30V
READY
R199
470K
C136
1000pF
50V
1000pF
50V
SC2/COMP1_R_IN
D238
30V
READY
SC1_G+/COMP1_Y+
R107
0
SC2/COMP1_L_IN
SC1_B-/COMP1_Pb-
SC2/COMP1_DET
D236
30V
READY
R1112
10K
R102
75
R101
75
SC1_B+/COMP1_Pb+
COMP1_Pr+>
SC1_R-/COMP1_Pr-
+3.3V
COMP1_Pb+>
R104
0
COMP1_Pr+>
R1100
470K
D237
30V
READY
30V
READY
D123
R106
0
R1107
1K
1K
R108
0
C135
1000pF
50V
1000pF
50V
R100
75
D122
30V
READY
R190
12K
SC1_G-/COMP1_Y-
R105
0
COMP1_Y+>
SC1_R+/COMP1_Pr+
R193
10K
R194
10K
R103
0
JK206
PPJ234-02
5A
[GN]O-SPRING
6A
[GN]E-LUG
4A
[GN]CONTACT
7B
[BL]E-LUG-S
5B
[BL]O-SPRING
7C
[RD]E-LUG-S
5C
[RD]O-SPRING_1
4C
[RD]CONTACT_1
5D
[WH]O-SPRING
4E
[RD]CONTACT_2
5E
[RD]O-SPRING_2
6E
[RD]E-LUG
COMP1_Y+>
R189
12K
C101
27pF
50V
READY
C100
27pF
50V
READY
C102
27pF
50V
50V
READY
RGB PC
RGB EDID
Close to Jack
SPDIF
NAND
GATE
GATE
PC AUDIO
RS232C
HDMI_1
SIDE_HDMI
HDMI_2
For CEC
$0.055
$0.055
$0.055
GP2R_S7R
HDMI/RGB/RS232C/USB
COMP2/Side CVBS/SPDIF
COMP2/Side CVBS/SPDIF
2
SWITCH ADDED
Capacitors on VBUSA should be
placed as closd to connector as possible.
placed as closd to connector as possible.
10mm
$0.11
SIDE USB
SIDE CVBS
COMPONENT2
Close to Jack
HDMI
2010-08-31
Close to Jack
COMPONENT1
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