Read LG 37LG350H (CHASSIS:LD85F) Service Manual online
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.
D1-_HDMI2
GND
CEC_REMOTE
D1-_HDMI1
D1+_HDMI1
CK+_HDMI2
D2-_HDMI1
D0-_HDMI1
D0+_HDMI2
DDC_SCL_1
CK-_HDMI2
CEC_REMOTE
D0+_HDMI1
GND
D0-_HDMI2
D2+_HDMI2
D2+_HDMI1
DDC_SDA_1
5V_HDMI_1
D1+_HDMI2
D2-_HDMI2
CK+_HDMI1
CK-_HDMI1
+5V_ST
DDC_SDA_2
+5V_ST
AT24C02BN-10SU-1.8
IC900
3
A2
2
A1
4
GND
1
A0
5
SDA
6
SCL
7
WP
8
VCC
DDC_SCL_1
0 . 1 u F
C902
0
R910
5V_HDMI_1
DDC_SDA_1
AT24C02BN-10SU-1.8
IC901
3
A2
2
A1
4
GND
1
A0
5
SDA
6
SCL
7
WP
8
VCC
5V_HDMI_2
0 . 1 u F
C903
DDC_SCL_2
HDMI_RX2-
HDMI_SCL
D0-_HDMI2
0.1uF
C906
HDMI_CLK-
D1+_HDMI2
+5V_ST
D1-_HDMI2
D2+_HDMI2
HDMI_RX1+
3.9K
R908
D1-_HDMI1
HDMI_RX1-
0.1uF
C910
HDMI_RX0-
0.1uF
C911
CK-_HDMI1
0.1uF
C907
HDMI_RX2+
+3.3V_CI
D0+_HDMI1
CK+_HDMI2
DDC_SCL_2
HDMI_CLK+
0.1uF
C905
0.1uF
C913
0.1uF
C912
D2+_HDMI1
0.1uF
C909
HDMI_RX0+
CK+_HDMI1
D0+_HDMI2
CK-_HDMI2
D0-_HDMI1
D2-_HDMI1
0.1uF
C904
DDC_SDA_1
HDMI_SDA
DDC_SDA_2
DDC_SCL_1
D2-_HDMI2
D1+_HDMI1
+3.3V_VDDP_ST
HDMI_SW
CEC_REMOTE
OPT
D902
BSS83
Q900
S
B
D
G
27K
R935
HDMI_CEC
0
R929
OPT
0
OPT
R934
+3.3V_VDDP_ST
MMBD301LT1G
30V
D904
A
C
EEPROM_WP
0
R911
EEPROM_WP
10uF
6.3V
6.3V
C915
0
R914
0
R923
0
R924
0
R919
0
R918
68K
R928
1K
R966
HPD1
0 . 1 u F
50V
50V
C916
DDC_SCL_2
5V_HDMI_2
0 . 1 u F
50V
50V
C900
HPD2
1K
R900
DDC_SDA_2
4.7K
R926
4.7K
R925
22
R971
22
R972
22
R973
22
R974
ENKMC2838-T112
D901
D901
A1
C
A2
ENKMC2838-T112
D900
D900
A1
C
A2
2K
R940
2K
R939
TMDS351PAGR
IC902
1
SDA3
2
SCL3
3
GND_1
4
B31
5
A31
6
VCC_1
7
B32
8
A32
9
GND_2
10
B33
11
A33
12
VCC_2
13
B34
14
A34
15
GND_3
16
VSADJ
17
Y4
18
Z4
19
VCC_3
20
Y3
21
Z3
22
GND_4
23
Y2
24
Z2
25
VCC_4
26
Y1
27
Z1
28
GND_5
29
SCL_SINK
30
SDA_SINK
31
HPD_SINK
32
S1
33
S2
34
EQ
35
HPD1
36
SDA1
37
SCL1
38
B11
39
A11
40
VCC_5
41
B12
42
A12
43
GND_6
44
B13
45
A13
46
VCC_6
47
B14
48
A14
49
VDD
50
HPD2
51
SDA2
52
SCL2
53
B21
54
A21
55
VCC_7
56
B22
57
A22
58
GND_7
59
B23
60
A23
61
VCC_8
62
B24
63
A24
64
HPD3
4.7K
R920
4.7K
R977
OPT
+3.3V_CI
+3.3V_VDDP_ST
2SC3052
Q901
E
B
C
47K
R905
OPT
+3.3V_VDDP_ST
47K
R968
OPT
2SC3052
Q902
E
B
C
0
R921
47K
R913
47K
R916
47K
R912
47K
R915
0
R978
0
R979
IROUT_HDMI1
IROUT_HDMI2
JK901
1
D2+
2
D2_GND
3
D2-
4
D1+
5
D1_GND
6
D1-
7
D0+
8
D0_GND
9
D0-
10
CK+
11
12
13
14
15
16
17
18
19
20
GND
21
GND
22
+3.3V_VDDP_ST
4.7K
R922
22
R903
100
R976
100
R975
100
R969
100
R970
22
R907
MMBD301LT1G
30V
D905
0
R980 OPT
0 R958
0 R959
0 R960
0 R961
0 R962
0
R963
0
R964
0 R965
0 R950
0 R951
0 R952
0 R953
0 R954
0 R955
0 R956
0 R957
10K
R967
10K
R901
JK900
1
D2+
2
D2_GND
3
D2-
4
D1+
5
D1_GND
6
D1-
7
D0+
8
D0_GND
9
D0-
10
CK+
11
12
13
14
15
16
17
18
19
20
GND
21
GND
22
HDMI
9 1 3
HDMI_SW
HIGH
LOW
HDMI1
HDMI2
X
O
O
X
xxLG350H-TA
2 0 0 9 . 1 . 2 3
HDMI
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