Read LG 52LG7000-ZA (CHASSIS:LD88F) Service Manual online
0.1uF
50V
C201
HP_DET_S/W_3
0.1uF
50V
C200
5V_HDMI_1
HP_DET_S/W_1
5V_HDMI_3
0.1uF
50V
C215
5V_HDMI_4
DDC_SDA_4
DDC_SCL_4
CEC_REMOTE
CEC_REMOTE
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.
5V_HDMI_1
0
READY
R216
0
R215
R E
A D
Y
+5V
0IMMRAL014D
EEPROM
ATMEL
AT24C02BN-10SU-1.8
IC203
3
A2
2
A1
4
GND
1
A0
5
SDA
6
SCL
7
WP
8
VCC
33K
R222
CEC_0
+5V
CEC_REMOTE
HDMI3_5V_DET
0.1uF
C216
33K
R211
0.1uF
C212
BSS83
Q200
S
BD
G
KDS184
D202
A2
C
A1
10K
R212
+3.3V_STBY
0.1uF
C213
KDS184
D203
A2
C
A1
10K
R210
R E
A D
Y
D200
+5V
0IMMRAL014D
EEPROM
ATMEL
AT24C02BN-10SU-1.8
IC201
3
A2
2
A1
4
GND
1
A0
5
SDA
6
SCL
7
WP
8
VCC
HDMI1_5V_DET
KDS184
D204
A2
C
A1
0IMMRAL014D
EEPROM
ATMEL
AT24C02BN-10SU-1.8
IC202
3
A2
2
A1
4
GND
1
A0
5
SDA
6
SCL
7
WP
8
VCC
5V_HDMI_3
33K
R213
33K
R220
10K
R219
HDMI2_5V_DET
HDMI4_5V_DET
0.1uF
50V
C202
5V_HDMI_2
CEC_REMOTE
HP_DET_S/W_2
0IMMRAL014D
EEPROM
ATMEL
AT24C02BN-10SU-1.8
IC204
3
A2
2
A1
4
GND
1
A0
5
SDA
6
SCL
7
WP
8
VCC
+5V
0.1uF
C214
KDS184
D205
A2
C
A1
5V_HDMI_2
TXCLK_BUF-
TXCLK_BUF+
TX0_BUF-
TX0_BUF+
TX1_BUF-
TX1_BUF+
TX2_BUF-
TX2_BUF+
10K
R221
HP_DET_S/W_4
5V_HDMI_4
0.
1u
F
C203
+3.3V_CI
4.7K
R229
TX2_SW-
HDMI_SEL2
4.7K
R230
TX1_SW-
SCL_HDMI_SW
TX0_SW-
SDA_HDMI_SW
HDMI_SW_EQ
+5V
+3.3V_CI
T X
C L
K _S
W +
0.
1u
F
C204
TX1_SW+
TXCLK_SW-
TX0_SW+
HDMI_SEL1
TX2_SW+
0
R223
0.
1u
F
C205
0.
1u
F
C206
0.
1u
F
C207
0.
1u
F
C208
0.
1u
F
C209
0.
1u
F
C210
0.
1u
F
C211
1/10W
0
R231
R231
1K
R236
22
R207
22
R208
22
R205
22
R204
22
R202
22
R201
22
R238
22
R237
56K
R214
47K
R218
18K
R239
18K
R244
18K
R240
18K
R245
18K
R241
18K
R246
18K
R242
18K
R247
1K
R200
1K
R203
1K
R206
M M
B D
3 01
L T
1 G
30V
D201
0
R250
0
R251
0
R249
0
R248
TEXAS INSTRUMENTS
TMDS351PAG
EAN41347201
DVI/HDMI SWITCH
IC200
HDMI S/W_TI
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
V D
D
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
QJ41193-FEE2-7F
JK203
1
D2+
2
D2_GND
3
D2-
4
D1+
5
D1_GND
6
D1-
7
D0+
8
D0_GND
9
D0-
10
CK+
11
CK_GND
12
CK-
13
CE_REMOTE
14
NC
15
DDC_CLK
16
DDC_DATA
17
GND
18
5V
19
HP_DET
20
GND
21
GND
22
GND
QJ41193-FEE2-7F
JK202
1
D2+
2
D2_GND
3
D2-
4
D1+
5
D1_GND
6
D1-
7
D0+
8
D0_GND
9
D0-
10
CK+
11
CK_GND
12
CK-
13
CE_REMOTE
14
NC
15
DDC_CLK
16
DDC_DATA
17
GND
18
5V
19
HP_DET
20
GND
21
GND
22
GND
QJ41193-FEE2-7F
JK201
1
D2+
2
D2_GND
3
D2-
4
D1+
5
D1_GND
6
D1-
7
D0+
8
D0_GND
9
D0-
10
CK+
11
CK_GND
12
CK-
13
CE_REMOTE
14
NC
15
DDC_CLK
16
DDC_DATA
17
GND
18
5V
19
HP_DET
20
GND
21
GND
22
GND
4.7K
R209
R209
47K
R6015
R6015
R E
A D
Y
47K
R6016
R6016
R E
A D
Y
47K
R6017
R6017
R E
A D
Y
47K
R6018
R6018
R E
A D
Y
JP69
JP70
JP71
JP72
JP73
JP74
JP75
JP76
JP77
JP78
JP79
JP80
KJA-ET-0-0032
JK204
14
NC
13
CEC
5
DATA1_SHIELD
20
JACK_GND
12
CLK-
11
CLK_SHIELD
2DATA2_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
BU16027KV
IC200-*1
HDMI S/W_rohm
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_SILK
30
SDA_SILK
31
HPD_SILK
32
S1
33
S2
34
RESERVE1
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
RESERVE2
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
M M
B D
3 01
L T
1 G
30V
D206
CK-_HDMI3
CK+_HDMI3
D0-_HDMI3
D0+_HDMI3
D1-_HDMI3
D1+_HDMI3
D2-_HDMI3
D2+_HDMI3
CK-_HDMI1
CK+_HDMI1
D0-_HDMI1
D0+_HDMI1
D1-_HDMI1
D1+_HDMI1
D2-_HDMI1
D2+_HDMI1
CK-_HDMI2
CK+_HDMI2
D0-_HDMI2
D0+_HDMI2
D1+_HDMI2
D2-_HDMI2
D2+_HDMI2
D1-_HDMI2
DDC_SDA_3
D1-_HDMI2
D1+_HDMI3
D0+_HDMI2
DDC_SDA_2
CK+_HDMI3
D0+_HDMI1
D0-_HDMI2
D2+_HDMI3
D1-_HDMI1
D1-_HDMI3
CK-_HDMI3
D2+_HDMI1
CK+_HDMI2
DDC_SCL_2
CK-_HDMI1
D1+_HDMI1
D0+_HDMI3
D0-_HDMI1
CK-_HDMI2
CK+_HDMI1
DDC_SDA_1
D2+_HDMI2
D0-_HDMI3
DDC_SCL_1
D1+_HDMI2
D2-_HDMI1
D2-_HDMI2
D2-_HDMI3
DDC_SCL_3
DDC_SCL_1
DDC_SDA_1
DDC_SCL_2
DDC_SDA_2
DDC_SCL_3
DDC_SDA_3
HDMI 2
HDMI 1
HDMI SW
SIDE HDMI 4
HDMI 3
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