Read LG 50PN4503-ZA / 50PN450B-ZA (CHASSIS:PD31A) Service Manual online
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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.
R280
0
ET_NET
+3.3V
R266
1K
1K
C227
0.1uF
16V
MAX3232
R278
10K
R285
100
+5V_ST
D204
5.6V
ET_NET
R224
10K
Commercial
USB1_CTL
C225
0.1uF
16V
MAX3232
CK-_HDMI1
JK207
PEJ027-04
US_Commercial
6B
T_TERMINAL2
7B
B_TERMINAL2
5
T_SPRING
4
R_SPRING
7A
B_TERMINAL1
6A
T_TERMINAL1
3
E_SPRING
R298
10K
R267
1K
R220
10K
Commercial
D1+_HDMI1
+5V_ST
RN
COMP2_L_IN
R228
10K
Commercial
PM_RXD
SPDIF_OUT
IC206
MAX3232CDR
MAX3232
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_S7
C203
10pF
50V
10pF
50V
IR
COMP2_Pr+
+5V
R256 10K
R263
12K
R216
75
+5V
COMP2_Y+
JK200
HDMI2_REAR
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
TN
RGB_DDC_SCL
+3.3V_ST
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
D2-_HDMI1
PC_R_IN
USB1_OCD
TX
R284
22
DSUB_B+
+3.3V_ST
R257 10K
R270
10K
READY
D0-_HDMI1
R200
1K
COMP2_R_IN
D1-_HDMI1
R297
10K
+3.3V
R225
1K
R258
33
R205
33
33
R253
75
75
R211
10
10
R210
10
US_Commercial
+5V
PC_L_IN
R276 100
MAX3232
HPD1
C202
10pF
50V
10pF
50V
R259
10K
Q204
MMBT3904(NXP)
Commercial
E
B
C
R222
12K
Commercial
COMP2_Pb+
R213
0
NON_Commercial
JP201
R255
470K
R204
3.3K
R268
100
C229
0.1uF
16V
MAX3232
JP241
JK206
PEJ027-04
PHONE JACK
6B
T_TERMINAL2
7B
B_TERMINAL2
5
T_SPRING
4
R_SPRING
7A
B_TERMINAL1
6A
T_TERMINAL1
3
E_SPRING
R229
100K
100K
Commercial
R252
75
75
R223
12K
Commercial
R264
10K
R217
10K
R273
0
ET_NET
TX
JP202
+2.5V
DDC_SCL_1
DDC_SDA_1
R281
10K
R291
0
ET_NET
JK209
3AU04S-305-ZC-(LG)
1
2
3
4
5
GND
R219
470K
Commercial
R282
10K
JK208
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
D200
5.6V
ET_NET
JK205
SPG09-DB-010
Commercial
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
R251
75
75
C213
10uF
10V
PC_SER_DATA
R262
12K
DSUB_VSYNC
R214
75
75
AV2_DET
Q200
MMBT3904(NXP)
E
B
C
R283
22
R290
0
ET_NET
CEC_REMOTE
R207
33
C226
0.1uF
16V
MAX3232
DSUB_HSYNC
SIDE_USB_DM
R254
470K
C220
10pF
50V
D205
5.6V
ET_NET
CK+_HDMI1
+3.3V
SIDE_USB_DP
RGB_DDC_SDA
C212
0.1uF
16V
R208
33
R202
10K
JK204
JST1223-001
1
GND
2
VCC
3
VINPUT
4
FIX_POLE
TP
PM_TXD
R212
10
10
DSUB_G+
C200
0.1uF
16V
ET_NET
R218
470K
Commercial
D206
5.6V
ET_NET
PC_SER_CLK
R279
10K
D0+_HDMI1
+3.3V
DSUB_R+
D2+_HDMI1
RP
R215
75
DSUB_DET
R271
33
R233
100K
100K
Commercial
5V_DET_HDMI_1
COMP2_DET
R201
1.8K
R221
10K
Commercial
C219
0.1uF
16V
CEC_REMOTE
R206
33
33
Commercial
R277
100
MAX3232
C228
0.1uF
16V
MAX3232
R265
10K
10K
JK203
SPG09-DB-009
Commercial
1
2
3
4
5
6
7
8
9
10
+3.3V_ST
RGB_DDC_SCL
JK202
PPJ231-01
GROWTH
8
6
7
5
4
AV_DET
AV_R_IN
AV_L_IN
JP207
CEC_REMOTE
D0-_HDMI3
R237
1K
HPD3
JK201
HDMI1_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
D1+_HDMI3
DDC_SCL_3
CK+_HDMI3
R231
33
JP208
D0+_HDMI3
5V_DET_HDMI_3
R238
1.8K
+5V
R244
3.3K
D1-_HDMI3
Q202
MMBT3904(NXP)
E
B
C
R288
10K
CK-_HDMI3
D2-_HDMI3
R289
10K
R232
10K
R209
10K
DDC_SDA_3
D2+_HDMI3
R246
33
RGB_DDC_SDA
R226
0
0
P_JACK TO RS232C
R227
0
P_JACK TO RS232C
C201
0.1uF
16V
0.1uF
16V
R275
0
0
READY
R274
0
0
READY
AV/SC1_CVBS_IN
R230
75
GROWTH
VA208
VA210
VA209
VA203
VA207
VA204
VA206
VA205
VA202
VA200
VA201
VA214
Commercial
VA213
Commercial
R203
0
0
GROWTH
R234
0
0
GROWTH
VA216
VA217
IC204
BD82020FVJ
3
IN_2
2
IN_1
4
EN
1
GND
5
OC
6
OUT_1
7
OUT_2
8
OUT_3
P602
12507WS-04L
NON_Commercial
1
2
3
4
5
VA211
VA212
P603
12507WS-04L
NON_Commercial
1
2
3
4
5
<RGB PC>
<SPDIF>
<PHONE JACK>
<RS232C>
<HDMI2_REAR>
For CEC
L13
JACK INTERFACE
2
10mm
<SIDE USB>
<COMPONENT>
2012-06-01
<ETHERNET (T2 UK)>
7
<WIRED IR>
SWITCH ADDED
<AV (Growth & SCA)>
<HDMI1_SIDE>
(1) NON-OS Normal : O (RS232 Debug)
(2) NON-OS Commercial : O (PC Audio)
(3) OS Normal : X
(4) OS Commercial : O (PC Audio)
<FOR COMMERCIAL>
<HDMI>
<IN/OUT>
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