Read LG 42PA450C-CM (CHASSIS:PA23A) Service Manual online
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Fiber Optic
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.
R235
470K
470K
NON_EU
R280
0
ET_NET
+3.3V
Q202
MMBT3904(NXP)
SIDE_HDMI_2
E
B
C
DDC_SCL_3
R266
1K
1K
D2-_HDMI2
R237
10K
SIDE_HDMI_1
C227
0.1uF
16V
R278
10K
R285
100
+5V_ST
D204
5.6V
ET_NET
R224
10K
USB1_CTL
C225
0.1uF
16V
CK-_HDMI1
Q201
MMBT3904(NXP)
SIDE_HDMI_1 E
B
C
R249
1K
1K
NON_EU
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
R298
10K
R267
1K
R220
10K
D1+_HDMI1
R230
3.3K
SIDE_HDMI_1
R227
1.8K SIDE_HDMI_1
+5V_ST
RN
D0+_HDMI3
D1+_HDMI3
R289
10K
SIDE_HDMI_2
D2+_HDMI2
COMP2_L_IN
R228
10K
USA
CK-_HDMI3
PM_RXD
R245
33 SIDE_HDMI_2
SPDIF_OUT
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
CEC_REMOTE_S7
C203
10pF
50V
10pF
50V
IR
COMP2_Pr+
+5V
R256 10K
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
R263
12K
R216
75
+5V
COMP2_Y+
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
R226
1K
SIDE_HDMI_1
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
DDC_SDA_2
TN
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
RGB_DDC_SCL
+3.3V_ST
D1-_HDMI2
JP207
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
SC1_B+/COMP1_Pb+
PC_R_IN
D0-_HDMI2
USB1_OCD
TX
R284
22
DSUB_B+
HPD2
+3.3V_ST
R257 10K
R270
10K
D0-_HDMI1
R244
3.3K
SIDE_HDMI_2
J
P
2
0
8
R250
10K
SIDE_HDMI_2
R200
1K
HDMI_1
COMP2_R_IN
D1-_HDMI1
R297
10K
CEC_REMOTE
+3.3V
R232
33
SIDE_HDMI_1
R234
10K
10K
NON_EU
R225
1K
R258
33
R205
33
33
R253
75
75
R211
10
10
IC204
AP2191SG-13
3
IN_2
2
IN_1
4
EN
1
GND
5
FLG
6
OUT_1
7
OUT_2
8
NC
R210
10
USA
+5V
IC207
AP2337SA-7
PEN_TOUCH
1
GND
2
VOUT
3
VIN
R248
10K
NON_EU
PC_L_IN
R276 100
HPD1
C202
10pF
50V
10pF
50V
R259
10K
Q204
MMBT3904(NXP)
USA
E
B
C
R222
12K
COMP2_Pb+
CK+_HDMI3
CK-_HDMI2
R213
0
NON_USA
JP201
R255
470K
R204
3.3K
HDMI_1
R268
100
C229
0.1uF
16V
JP241
JK206
PEJ027-04
6B
T_TERMINAL2
7B
B_TERMINAL2
5
T_SPRING
4
R_SPRING
7A
B_TERMINAL1
6A
T_TERMINAL1
3
E_SPRING
R229
100K
100K
USA
R252
75
75
R238
470K
470K
NON_EU
R223
12K
R264
10K
R231
33
SIDE_HDMI_1
R217
10K
HDMI_1
R273
0
ET_NET
TX
J
P
2
0
2
+2.5V
DDC_SCL_1
DDC_SDA_1
R281
10K
HDMI_1
5V_DET_HDMI_2
R291
0
ET_NET
D0-_HDMI3
COMP1_DET
JK209
3AU04S-305-ZC-(LG)
1
2
3
4
5
+5V
GND
D225
40V
B140A
PEN_TOUCH
R219
470K
R282
10K
HDMI_1
JP204
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
HPD3
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
D200
5.6V
ET_NET
+3.3V
AV/SC1_L_IN
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
R251
75
75
R242
12K
NON_EU
C213
10uF
10V
PC_SER_DATA
R262
12K
J
P
2
0
5
DSUB_VSYNC
+5V_ST
R214
75
75
AV2_DET
Q200
MMBT3904(NXP)
HDMI_1 E
B
C
D0+_HDMI2
R283
22
R290
0
ET_NET
CEC_REMOTE
R207
33
HDMI_1
C226
0.1uF
16V
R236
12K
NON_EU
D2-_HDMI3
D1+_HDMI2
DDC_SDA_3
DSUB_HSYNC
SIDE_USB_DM
R254
470K
CK+_HDMI2
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
C220
10pF
50V
D205
5.6V
ET_NET
CK+_HDMI1
+3.3V
SIDE_USB_DP
R246
33 SIDE_HDMI_2
RGB_DDC_SDA
R288
10K
SIDE_HDMI_2
C212
0.1uF
16V
R208
33
HDMI_1
R202
10K
HDMI_1
JK204
JST1223-001
DUP_AT
1
GND
2
VCC
3
VINPUT
4
FIX_POLE
TP
PM_TXD
R240
1K
SIDE_HDMI_2
R212
10
10
DSUB_G+
C200
0.1uF
16V
ET_NET
R218
470K
1/16W
5%
R239
10K
10K
NON_EU
R209
10K
SIDE_HDMI_2
D206
5.6V
ET_NET
PC_SER_CLK
R279
10K
+5V
D0+_HDMI1
JK204-*1
2F01TC1-CLM97-4F
DUP_DVB
3
VIN
2
VCC
1
GND
4
SHIELD
D1-_HDMI3
+3.3V
DSUB_R+
D2+_HDMI1
RP
R215
75
DSUB_DET
DDC_SCL_2
R203
10K
SIDE_HDMI_1
R271
33
R233
100K
100K
USA
5V_DET_HDMI_1
COMP2_DET
R201
1.8K HDMI_1
R221
10K
R287
10K
SIDE_HDMI_1
AV/SC1_R_IN
R241
1.8K SIDE_HDMI_2
C219
0.1uF
16V
CEC_REMOTE
R286
10K
SIDE_HDMI_1
5V_DET_HDMI_3
R206
33
33
SC1_R+/COMP1_Pr+
D2+_HDMI3
R277
100
C228
0.1uF
16V
CEC_REMOTE
SC1_G+/COMP1_Y+
R265
10K
10K
JK203
SPG09-DB-009
1
2
3
4
5
6
7
8
9
10
Q204*-1
2SC3052
DUP_AT
E
B
C
Q200-*1
2SC3052
DUP_DVB
E
B
C
Q201-*1
2SC3052
DUP_DVB
E
B
C
Q202-*1
2SC3052
DUP_DVB
E
B
C
RGB PC
SPDIF
PC AUDIO
RS232C
HDMI_1
SIDE_HDMI_2
SIDE_HDMI_1
For CEC
GP4_S7LR1
JACK INTERFACE
2
10mm
SIDE USB
COMPONENT2
2011-12-1
ETHERNET
7
1A SPEC
WIRED IR
SWITCH ADDED
$0.11
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