Read LG 42LD650H (CHASSIS:LD03Z) 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.
HDMI1_RX0+_BCM
003:D4
0 . 1 u F
16V
16V
C804
0
R858
TMDS_MPI_RX1-
0
R840
0
R808
TMDS_MPI_RXC+
0
R846
SCL_HDMI_2
0 0 8 : S 7 ; 0 0 8 : A E 7
0 . 1 u F
16V
16V
C808
HDMI2_RX2+_BCM
003:D2
CEC
0
R811
0
OPT
R864
HDMI1_RX2-_BCM
003:D4
TMDS2_RX2- 008:AG7
HDMI2_SDA_BCM
003:D3
0 . 1 u F
16V
16V
C830
SDA_HDMI_2
0 0 8 : F 1 2 ; 0 0 8 : A E 7
+3.3V_NORMAL
HDMI2_SCL_BCM
003:D3
TMDS_MPI_RX2+
47K
R836
0.1uF
C819
SDA_HDMI_2
0 0 8 : S 7 ; 0 0 8 : A E 7
SCL_HDMI_2
0 0 8 : F 1 2 ; 0 0 8 : A E 7
TMDS2_RX1+ 008:AF7
0 . 1 u F
16V
16V
C806
HDMI1_RX1-_BCM
003:D4
+1.8V_HDMI
+3.3V_HDMI
HDMI2_RXC-_BCM
003:D3
0.1uF
C817
TMDS2_RX0- 008:AF7
5V_HDMI_MPI
HDMI_HPD_MPI
HDMI1_SCL_BCM
0 0 3 : D 4 ; 0 0 8 : S 2 5
0 . 1 u F
16V
16V
C822
HDMI1_RX0-_BCM
003:D4
0.1uF
C812
TMDS_MPI_RX0-
SCL_HDMI_MPI
0 0 8 : T 1 4 ; 0 0 8 : Z 1 3
0 . 1 u F
C809
TMDS_MPI_RX1+
0
R807
0 . 1 u F
C825
0 . 1 u F
C821
HDMI1_RX1+_BCM
003:D4
0.1uF
C813
HDMI2_RX0+_BCM
003:D3
0
R857
5V_HDMI_2
0 . 1 u F
16V
16V
C829
TMDS2_RX2-
008:F8
HDMI2_RX1-_BCM
003:D3
TMDS2_RXC+
008:F10
+1.8V_HDMI
0 . 1 u F
C827
TMDS2_RX1- 008:AF7
0
OPT
R867
R867
HDMI_HPD_1
001:G6
0 . 1 u F
C826
HDMI_HPD_2
001:G6;008:H14
0 . 1 u F
16V
16V
C816
0.1uF
C815
YKF45-7058V
JK800
14
NC
13
CE_REMOTE
5
D1_GND
20
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
47K
R833
SDA_HDMI_2
008:F12;008:S7
0 . 1 u F
C805
0 . 1 u F
C824
HDMI2_RXC+_BCM
003:D3
HDMI2_RX2-_BCM
003:D3
5V_HDMI_1
0 0 1 : G 6 ; 0 0 8 : Q 2 8
0 . 1 u F
16V
C807
0
R806
TMDS2_RXC+ 008:AE7
0
R809
YKF45-7058V
JK802
14
NC
13
CE_REMOTE
5
D1_GND
20
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
+5V_NORMAL
0 . 1 u F
16V
16V
C820
+3.3V_HDMI
CEC
+1.8V_AMP
TMDS_MPI_RXC-
HDMI1_RXC+_BCM
003:D4
12K
R865
TMDS2_RX0+
008:F9
0
R843
TMDS_MPI_RX0+
HDMI2_RX0-_BCM
003:D3
47K
R825
HDMI_MPI
HDMI2_RX1+_BCM
003:D3
BLM18PG121SN1D
L801
TMDS2_RX1-
008:F9
BLM18PG121SN1D
L800
5V_HDMI_2
TMDS2_RX2+
008:F8
SCL_HDMI_2
008:F12;008:S7
TMDS_MPI_RX2-
0
R810
0 . 1 u F
16V
16V
C828
SDA_HDMI_MPI
0 0 8 : T 1 4 ; 0 0 8 : Z 1 3
TMDS2_RXC- 008:AE7
TMDS2_RX0-
008:F10
TMDS2_RX1+
008:F8
+1.8V_HDMI
47K
R827
HDMI_MPI
TMDS2_RX0+ 008:AF7
HDMI1_SDA_BCM
0 0 3 : D 4 ; 0 0 8 : S 2 5
HDMI1_RXC-_BCM
003:D4
0 . 1 u F
16V
16V
C818
HDMI1_RX2+_BCM
003:D4
TMDS2_RXC-
008:F11
0.1uF
C811
TMDS2_RX2+ 008:AG7
5V_HDMI_MPI
0
R844
0
R845
D825
+3.5V_ST
CEC
0 0 8 : F 2 3 ; 0 0 8 : F 1 1
CEC_REMOTE
005:D5
IR_OUT_HDMI1
005:B2
IR_OUT_HDMI2
005:B1
KRC104S
Q801
E
B
C
KRC104S
Q802
E
B
C
1K
R800
5.5V
D801
OPT
5.5V
OPT
D802
4.7K
R801
5V_HPD_1
KRC104S
Q804
E
B
C
1K
R802
KRC104S
Q803
E
B
C
5.5V
OPT
D803
5.5V
OPT
D804
4.7K
R812
HDMI_HPD_2
001:G6;008:AD7
5V_HPD_2
5V_HDMI_2
0 0 1 : G 5 ; 0 0 8 : S 9 ; 0 0 8 : A D 7
ENKMC2838-T112
D4706
A1
C
A2
ENKMC2838-T112
D4707
A1
C
A2
+5V_NORMAL
5V_HPD_2
+5V_NORMAL
BSS83
Q800
S
B
D
G
+5V_NORMAL
0
R866
OPT
0
R856
OPT
22
R860
22
R859
5 . 6 B
ZD800
HDMI1_SDA_BCM
5 . 6 B
ZD801
47K
R805
+5V_NORMAL
22
R804
AT24C02BN-10SU-1.8
IC801
OPT
3
A2
2
A1
4
GND
1
A0
5
SDA
6
SCL
7
WP
8
VCC
0 . 1 u F
C814
22
R803
HDMI1_SCL_BCM
5V_HDMI_MPI
5V_HPD_1
5V_HDMI_1
0 0 1 : G 6 ; 0 0 8 : F 2 5
47K
R821
3
3
R852
3
3
R850
3
3
R849
3
3
R851
3
3
R854
33
R853
22K
R892
SDA_HDMI_MPI
SCL_HDMI_MPI
SCL2_3.3V
SDA2_3.3V
TDA19997
IC800
1
VSS_1
2
OUT_C+
3
OUT_C-
4
VDDO[3V3]
5
OUT_DDC_CLK
6
OUT_DDC_DAT
7
VSS_2
8
VDDDC[1V8]_1
9
RXA_HPD
10
RXA_5V
11
RXA_DDC_DAT
12
RXA_DDC_CLK
13
RXA_C-
14
RXA_C+
15
VDDH[3V3]_1
16
RXA_D0-
17
RXA_D0+
18
VSS_3
19
RXA_D1-
20
RXA_D1+
21
VDDH[3V3]_2
22
RXA_D2-
23
RXA_D2+
24
VDDH[1V8]_1
25
AUX_5V
26
VSS_4
27
TEST1
28
RXB_HPD
29
RXB_5V
30
RXB_DDC_DAT
31
RXB_DDC_CLK
32
RXB_C-
33
RXB_C+
34
VDDH[3V3]_3
35
RXB_D0-
36
RXB_D0+
37
VSS_5
38
RXB_D1-
39
RXB_D1+
40
VDDH[3V3]_4
41
RXB_D2-
42
RXB_D2+
43
VSS_6
44
CDEC_DDC
45
VDDDC[1V8]_2
46
VDDDC[1V8]_4
47
TEST2
48
PD
49
I2C_SDA
50
I2C_SCL
51
RXE_DDC_CLK
52
RXE_DDC_DAT
53
INT_N/MUTE
54
CDEC_STBY
55
VDDS[3V3]
56
VSS_7
57
CEC
58
RXC_HPD
59
RXC_5V
60
RXC_DDC_DAT
61
RXC_DDC_CLK
62
RXC_C-
63
RXC_C+
64
VDDH[3V3]_5
65
RXC_D0-
66
RXC_D0+
67
VSS_8
68
RXC_D1-
69
RXC_D1+
70
VDDH[3V3]_6
71
RXC_D2-
72
RXC_D2+
73
VSS_9
74
R12K
75
VDDH[1V8]_2
76
RXD_HPD
77
RXD_5V
78
RXD_DDC_DAT
79
RXD_DDC_CLK
80
RXD_C-
81
RXD_C+
82
VDDH[3V3]_7
83
RXD_D0-
84
RXD_D0+
85
VSS_10
86
RXD_D1-
87
RXD_D1+
88
VDDH[3V3]_8
89
RXD_D2-
90
RXD_D2+
91
VDDDC[1V8]_3
92
VSS_11
93
OUT_D2+
94
OUT_D2-
95
VDDO[1V8]
96
OUT_D1+
97
OUT_D1-
98
VSS_12
99
OUT_D0+
100
OUT_D0-
+3.3V_HDMI
4.7K
R834
4.7K
R835
0
R894
OPT
0 . 1 u F
16V
16V
C802
0 . 1 u F
16V
16V
C803
BLM18PG121SN1D
L802
3.3K
R842
3.3K
R841
100K
R893
ENKMC2838-T112
D800
A1
C
A2
8
NO FLANGE
HDMI2
HDMI S/W
NEW MPI READY
NO FLANGE
For CEC
MECHANICAL : HDMI1
MECHANICAL : HDMI2
MECHANICAL : HDMI2
MECHANICAL : NEW MPI
xxLD650H-ZA
2 0 1 0 . 0 1 . 2 3
HDMI
Chameleon(EU_GP2_BCM3556)
EEPROM For MPI EDID
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