Read LG 50PA450T-ZF / 50PA451T-ZA (CHASSIS:PD21B) Service Manual online
Fiber Optic
U
S
B
D
O
W
N
S
T
R
E
A
M
Fiber Optic
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.
R238
470K
470K
NON_EU
R256 10K
D1-_HDMI2
PC_SER_DATA
SC1_G+/COMP1_Y+
R269
27K
READY
R277
100
R213
0
NON_USA
JK206
PEJ027-04
6B
T_TERMINAL2
7B
B_TERMINAL2
5
T_SPRING
4
R_SPRING
7A
B_TERMINAL1
6A
T_TERMINAL1
3
E_SPRING
+3.3V
D2-_HDMI3
R254
470K
+3.3V_ST
D0+_HDMI3
J
P
2
0
8
CK+_HDMI3
D1-_HDMI1
DSUB_R+
R278
10K
R289
10K
SIDE_HDMI_2
R220
10K
R288
10K
SIDE_HDMI_2
DSUB_HSYNC
IC206
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
R287
10K
SIDE_HDMI_1
5V_DET_HDMI_3
DSUB_DET
R248
10K
NON_EU
D1-_HDMI3
R279
10K
D206
5.6V
ET_NET
C227
0.1uF
16V
5V_DET_HDMI_2
DDC_SCL_1
PM_TXD
CK+_HDMI1
R210
10
USA
C219
0.1uF
16V
C212
0.1uF
16V
PC_SER_CLK
D0+_HDMI1
COMP1_DET
R282
10K
HDMI_1
D222
READY
CK-_HDMI1
HPD3
COMP2_Pb+
R266
1K
1K
R225
1K
C203
10pF
50V
10pF
50V
D1+_HDMI3
CEC_REMOTE
CEC_REMOTE
R227
1.8K SIDE_HDMI_1
CEC_REMOTE_S7
D1+_HDMI1
R271
33
PC_L_IN
JP201
JK201
SIDE_HDMI_1
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
R255
470K
R219
470K
PC_R_IN
R284
0
R206
33
33
PC_SER_DATA
RGB_DDC_SCL
R298
10K
DDC_SCL_3
R222
12K
+3.3V_ST
TX
AV2_DET
PC_SER_CLK
COMP2_DET
SPDIF_OUT
JP207
R270
10K
R237
10K
SIDE_HDMI_1
SC1_B+/COMP1_Pb+
COMP1_R_IN
R253
75
75
+5V_ST
RGB_DDC_SDA
R244
3.3K
SIDE_HDMI_2
R265
10K
10K
R258
33
R283
0
COMP1_L_IN
COMP2_Y+
R212
10
10
+3.3V_ST
R260
56K
READY
R297
10K
R263
12K
R215
75
R250
10K
SIDE_HDMI_2
C200
0.1uF
16V
ET_NET
HPD2
D0-_HDMI1
GND
R249
1K
1K
NON_EU
S7_RXD
Q202
MMBT3904(NXP)
SIDE_HDMI_2
E
B
C
R209
10K
SIDE_HDMI_2
R251
75
75
R235
470K
470K
NON_EU
DDC_SDA_1
R267
1K
D224
MMBD301LT1G
READY
30V
R218
470K
1/16W
5%
S7_TXD
PM_RXD
+2.5V
CK-_HDMI2
R226
1K
SIDE_HDMI_1
R242
12K
NON_EU
DSUB_VSYNC
D2-_HDMI2
SC1_R+/COMP1_Pr+
Q201
MMBT3904(NXP)
SIDE_HDMI_1 E
B
C
D2-_HDMI1
R207
33
HDMI_1
COMP2_L_IN
Q200
MMBT3904(NXP)
HDMI_1 E
B
C
R264
10K
R257 10K
SIDE_USB_DP
+5V
JK204-*1
2F01TC1-CLM97-4F
MULTI
3
VIN
2
VCC
1
GND
4
SHIELD
R275 0 NON_RGB
R290
0
ET_NET
R204
3.3K
HDMI_1
C213
10uF
10V
R232
33
SIDE_HDMI_1
R230
3.3K
SIDE_HDMI_1
D205
5.6V
ET_NET
R217
10K
HDMI_1
R281
10K
HDMI_1
JK209
3AU04S-305-ZC-(LG)
1
2
3
4
5
R280
0
ET_NET
R216
75
+5V
R202
10K
HDMI_1
R239
10K
10K
NON_EU
J
P
2
0
5
JK210-*1
BS-R430051
ET_NET_UDE
1
1
2
2
3
3
4
4
5
5
6
6
7
7
8
8
9
9
Q204
MMBT3904(NXP)
USA
E
B
C
R276 100
R285
100
R224
10K
+5V
JK204
JST1223-001
1
GND
2
VCC
3
VINPUT
4
FIX_POLE
DDC_SDA_3
D2+_HDMI3
R240
1K
SIDE_HDMI_2
R252
75
75
BSS83
Q203
READY
S
B
D
G
JK202
SIDE_HDMI_2
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
R233
100K
100K
USA
R205
33
33
R228
10K
USA
CK-_HDMI3
5V_DET_HDMI_1
R245
33 SIDE_HDMI_2
+3.3V
R286
10K
SIDE_HDMI_1
R208
33
HDMI_1
5V_HDMI_1
D0-_HDMI2
HPD1
TN
CEC_REMOTE
+3.3V
R243
0
JK210
XRJV-01V-0-D12-080
ET_NET
1
1
2
2
3
3
4
4
5
5
6
6
7
7
8
8
9
9
R274 0 NON_RGB
USB1_CTL
DSUB_B+
R262
12K
R246
33 SIDE_HDMI_2
D200
5.6V
ET_NET
R221
10K
SIDE_USB_DM
R296
10K
READY
1/16W
5%
JK200
HDMI_1
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
R231
33
SIDE_HDMI_1
IC204
AP2191SG-13
3
IN_2
2
IN_1
4
EN
1
GND
5
FLG
6
OUT_1
7
OUT_2
8
NC
TP
R214
75
75
R261
0
READY
R236
12K
NON_EU
C220
10pF
50V
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
5V_HDMI_3
DDC_SDA_2
D204
5.6V
ET_NET
+5V
D0+_HDMI2
C202
10pF
50V
10pF
50V
RN
R268
100
R241
1.8K SIDE_HDMI_2
C228
0.1uF
16V
+3.3V
JK211
PPJ239-01
NON_EU
5J
[GN2]O-SPRING
6J
[GN2]E-LUG
4J
[GN2]CONTACT
7K
[BL2]E-LUG-S
5K
[BL2]O-SPRING
7L
[RD2]E-LUG-S
5L
[RD2]O-SPRING_1
5M
[WH2]O-SPRING
4N
[RD2]CONTACT
5N
[RD2]O-SPRING_2
6N
[RD2]E-LUG
6D
[GN1]E-LUG
5D
[GN1]O-SPRING
4D
[GN1]CONTACT
7E
[BL1]E-LUG-S
5E
[BL1]O-SPRING
7F
[RD1]E-LUG-S
5F
[RD1]O-SPRING_1
4F
[RD1]CONTACT_1
5G
[WH1]O-SPRING
4H
[RD1]CONTACT_2
5H
[RD1]O-SPRING_2
6H
[RD1]E-LUG
5V_HDMI_2
D0-_HDMI3
CEC_REMOTE
JK207
PEJ027-04
USA
6B
T_TERMINAL2
7B
B_TERMINAL2
5
T_SPRING
4
R_SPRING
7A
B_TERMINAL1
6A
T_TERMINAL1
3
E_SPRING
COMP2_Pr+
D2+_HDMI2
JP204
R223
12K
C225
0.1uF
16V
C226
0.1uF
16V
JK208
PPJ234-02
EU
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
CK+_HDMI2
TX
DSUB_G+
R234
10K
10K
NON_EU
RP
+5V
DDC_SCL_2
+5V_ST
USB1_OCD
R291
0
ET_NET
R211
10
10
R229
100K
100K
USA
JK203
SPG09-DB-009
1
2
3
4
5
6
7
8
9
10
C229
0.1uF
16V
R273
0
ET_NET
JK200-*1
YKF45-7058V
HDMI1_NON Screw
14
NC
13
CEC
5
DATA1_SHIELD
20
SHIELD
12
CLK-
11
CLK_SHIELD
2
DATA2_SHIELD
19
HPD
18
+5V_POWER
10
CLK+
4
DATA1+
1
DATA2+
17
DDC/CEC_GND
9
DATA0-
8
DATA0_SHIELD
3
DATA2-
16
SDA
7
DATA0+
6
DATA1-
15
SCL
R203
10K
SIDE_HDMI_1
HDMI_ARC
IR
R259
10K
R201
1.8K HDMI_1
COMP2_R_IN
D2+_HDMI1
J
P
2
0
2
R200
1K
HDMI_1
D1+_HDMI2
+5V_ST
+3.3V
+5V_ST
R247
0
READY
D225
40V
B140A
PEN_TOUCH
IC207
AP2337SA-7
PEN_TOUCH
1
GND
2
VOUT
3
VIN
RGB PC
SPDIF
PC AUDIO
RS232C
HDMI_1
SIDE_HDMI_2
SIDE_HDMI_1
For CEC
GP4_S7LR
JACK INTERFACE
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
COMPONENT2
2011-10-20
ETHERNET
6
1A SPEC
Click on the first or last page to see other 50PA450T-ZF / 50PA451T-ZA (CHASSIS:PD21B) service manuals if exist.