Read LG 42LV5400 (CHASSIS:LA12E) Service Manual online
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.
C717
0.1uF
16V
0.1uF
16V
OPT
C711
0.1uF
16V
R721
4.7K
4.7K
CEC_REMOTE
DDC_SCL_1
CK-_HDMI4
C708
1uF
HDMI_HPD_3
D2-_HDMI1
HDMI_RX2+
C706
10uF
10V
10uF
10V
D2-_HDMI1
D1+_HDMI1
+5V_Normal
VR705
OPT
10V
CK-_HDMI4
CK+_HDMI1
HDMI_CLK+
D0+_HDMI2
C710
1uF
10V
10V
D1+_HDMI4
HDMI_RX1-
D1-_HDMI4
D0-_HDMI2
C701
10uF
10V
10uF
10V
R735
3.6K
OPT
HDMI_RX1+
R740
3.6K
OPT
OPT
HDMI_HPD_2
R728
1K
OPT
DDC_SDA_2
JK703
RSD-105156-100
EAG62611201
14
ARC
13
CE_REMOTE
5
D1_GND
20
BODY_SHIELD
12
CK-
11
CK_GND
2
D2_GND
19
HP_DET
18
5V
10
CK+
4
D1+
1
D2+
17
GND
9
D0-
8
D0_GND
3
D2-
16
DDC_DATA
7
D0+
6
D1-
15
DDC_CLK
R777
4.7K
4.7K
HDMI_CEC
5V_HDMI_4
DDC_SCL_3
CK+_HDMI3
5V_HDMI_3
D2-_HDMI4
DDC_SCL_4
HDMI_RX0+
D1+_HDMI4
D2-_HDMI2
D0-_HDMI1
DDC_SDA_3
VR706
OPT
10V
R727
0
0
OPT
DDC_SDA_4
R776
63.4
DDC_SDA_3
D1-_HDMI3
CK+_HDMI2
+5V_Normal
D0-_HDMI1
HDMI_CLK-
CK-_HDMI3
DDC_SCL_1
HDMI_ARC
VR704
OPT
10V
HDMI_HPD_2
D0-_HDMI4
CK-_HDMI2
R731
0
0
OPT
C716
0.1uF
16V
0.1uF
16V
OPT
CK+_HDMI3
DDC_SCL_2
D1-_HDMI4
C709
1uF
D1-_HDMI2
D2+_HDMI2
HDMI_HPD_1
R739
3.6K
OPT
OPT
CEC_REMOTE
DDC_SDA_4
R736
1K
OPT
D2+_HDMI1
5V_HDMI_1
R729
1K
OPT
D2+_HDMI3
5V_HDMI_2
+3.5V_ST
D2-_HDMI4
JK701
RSD-105156-100
EAG62611201
14
NC
13
CE_REMOTE
5
D1_GND
20
BODY_SHIELD
12
CK-
11
CK_GND
2
D2_GND
19
HP_DET
18
5V
10
CK+
4
D1+
1
D2+
17
GND
9
D0-
8
D0_GND
3
D2-
16
DDC_DATA
7
D0+
6
D1-
15
DDC_CLK
D2+_HDMI2
HDMI_HPD_1
HDMI_HPD_3
D2+_HDMI4
C704
1uF
JK704
RSD-105156-100
EAG62611201
14
NC
13
CE_REMOTE
5
D1_GND
20
BODY_SHIELD
GND
12
CK-
11
CK_GND
2
D2_GND
19
HP_DET
18
5V
10
CK+
4
D1+
1
D2+
17
GND
9
D0-
8
D0_GND
3
D2-
16
DDC_DATA
7
D0+
6
D1-
15
DDC_CLK
SCL3_3.3V
D0+_HDMI2
5V_HDMI_2
D0+_HDMI3
R715
4.7K
R706
0
R718
10
10
CK-_HDMI1
D0-_HDMI4
+5V_Normal
DDC_SDA_2
C702
1uF
CEC_REMOTE
5V_HDMI_3
R712
10
10
D0-_HDMI3
D1-_HDMI1
DDC_SCL_3
D0-_HDMI2
R730
3.6K
OPT
OPT
C730
0.1uF
R724
4.7K
5V_HDMI_1
DDC_SCL_4
DDC_SDA_3
VR708
OPT
10V
D0-_HDMI3
HDMI_HPD_4
DDC_SCL_1
R708
10
10
5V_HDMI_3
D0+_HDMI4
C707
10uF
10V
10uF
10V
CK+_HDMI1
+5V_Normal
5V_HDMI_2
CK+_HDMI4
D1-_HDMI2
R723
4.7K
D0+_HDMI4
C703
0.1uF
16V
R741
120K
DDC_SDA_1
DDC_SDA_1
D2+_HDMI3
HDMI_HPD_4
D0+_HDMI1
R720
4.7K
C712
0.1uF
16V
DDC_SDA_2
C713
0.1uF
16V
+3.3V_HDMI
5V_HDMI_1
C715
0.1uF
16V
0.1uF
16V
OPT
JK702
RSD-105156-100
EAG62611201
14
NC
13
CE_REMOTE
5
D1_GND
20
BODY_SHIELD
12
CK-
11
CK_GND
2
D2_GND
19
HP_DET
18
5V
10
CK+
4
D1+
1
D2+
17
GND
9
D0-
8
D0_GND
3
D2-
16
DDC_DATA
7
D0+
6
D1-
15
DDC_CLK
5V_HDMI_4
BSS83
Q710
S
B
D
G
DDC_SCL_2
D2-_HDMI3
D2+_HDMI1
CK-_HDMI3
D2-_HDMI2
C705
1uF
R714
4.7K
4.7K
C714
0.1uF
16V
0.1uF
16V
OPT
D1+_HDMI2
D2-_HDMI3
D0+_HDMI3
D1+_HDMI1
D1+_HDMI2
CK-_HDMI2
DDC_SDA_1
R726
1K
OPT
CEC_REMOTE
DDC_SDA_4
R713
4.7K
SDA3_3.3V
HDMI_RX0-
R737
0
0
OPT
D1+_HDMI3
D2+_HDMI4
D0+_HDMI1
+5V_Normal
DDC_SCL_2
D1+_HDMI3
VR702
OPT
10V
CK+_HDMI2
5V_HDMI_4
R717
10
10
D1-_HDMI1
D1-_HDMI3
DDC_SCL_3
HDMI_RX2-
R725
0
0
OPT
VR701
OPT
10V
VR707
OPT
10V
CK-_HDMI1
CK+_HDMI4
R716
4.7K
CEC_REMOTE
VR703
OPT
10V
DDC_SCL_4
R778
33
33
R779
33
R780 33
OPT
R781 33
OPT
SCL1_3.3V
SDA1_3.3V
L701
BLM18PG121SN1D
+3.3V_Normal
+3.3V_HDMI
C718
10uF
C720
0.1uF
16V
0.1uF
16V
C719
10uF
IC701
SII9287B
1
R1XCN
2
R1XCP
3
R1X0N
4
R1X0P
5
R1X1N
6
R1X1P
7
R1X2N
8
R1X2P
9
VCC33_1
10
RSVD_1
11
R2XCN
12
R2XCP
13
R2X0N
14
R2X0P
15
R2X1N
16
R2X1P
17
R2X2N
18
R2X2P
19
R3XCN
20
R3XCP
21
R3X0N
22
R3X0P
23
R3X1N
24
R3X1P
25
R3X2N
26
R3X2P
27
VCC33_2
28
RSVD_2
29
DSDA0
30
DSCL0
31
CBUS_HPD0
32
R0PWR5V
33
DSDA1
34
DSCL1
35
CBUS_HPD1
36
R1PWR5V
37
MICOM_VCC33
38
SBVCC
39
DSDA2
40
DSCL2
41
CBUS_HPD2
42
R2PWR5V
43
DSDA3
44
DSCL3
45
CBUS_HPD3
46
R3PWR5V
47
DSDA4
48
DSCL4
49
R4PWR5V
50
CEC_A
51
CEC_D
52
INT
53
CSDA
54
CSCL
55
TPWR_CI2CA
56
TX2P
57
TX2N
58
TX1P
59
TX1N
60
TX0P
61
TX0N
62
TXCP
63
TXCN
64
VCC33_3
65
R0XCN
66
R0XCP
67
R0X0N
68
R0X0P
69
R0X1N
70
R0X1P
71
R0X2N
72
R0X2P
73
[EP]GND
D713
BAT54_SUZHO
R754
27K
27K
R775
150
R711
1K
1K
1%
1/16W
R705
1K
1K
1%
1/16W
R707
1K
1%
1/16W
R703
1K
1%
1%
1/16W
D707
A1
C
A2
D708
A1
C
A2
D710
A1
C
A2
D711
A1
C
A2
HDMI
7
BCM35230
31
* HDMI CEC
EDID Pull-up
HDMI4
D707,D708
D710,D711
D710,D711
1ST : 0DD184009AA 2ND : 0DSIH00028A
HDMI S/W OUTPUT
ARC
HDMI4
HDMI3
HDMI1
HDMI2
1ST : T-BAT54_SUZHO, 2ND : 0DSON00138A
HDMI2
D713
HDMI3
DUAL COMPONENT
HDMI1
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