Read LG 42SL90-UA (CHASSIS:LA92S) 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.
HDMI
2 10
SL90
09/06/24
D2+_HDMI3
D0-_HDMI1
GND
R223
0
CEC_REMOTE
002:H26;002:H7;002:R26;002:W27
C224
0.1uF
D2+_HDMI2
R241
0
0
R255
1K
OPT
D2-_HDMI1
002:Z10
HDMI_RX2-
D0-_HDMI1
002:Z12
DDC_SDA_2
C214
0.1uF
16V
0.1uF
16V
+5V_ST
D0-_HDMI2
002:AL13
DDC_SCL_1
002:N17;002:X12
D0-_HDMI3
002:AE6
5V_HDMI_3
R289
OPT
+5V_ST
R286
C217
0.1uF
16V
0.1uF
16V
D1+_HDMI3
002:AF6
HDMI_RX0-
+3.3V_HDMI
DDC_SDA_4
D0+_HDMI2
D200
MMBD301LT1G
CK+_HDMI1
002:Z12
D2-_HDMI4
002:AF19
R273
47K
DDC_SDA_2
002:R17;002:AL12
D0+_HDMI1
002:Z11
D2+_HDMI4
002:AF19
DDC_SCL_2
002:R17;002:AL12
+3.3V
+1.8V_HDMI
CK-_HDMI2
C222
0.1uF
D2+_HDMI3
002:AG6
R214
0
L201
BLM18PG121SN1D
+5V_ST
R204
1K
OPT
CEC_REMOTE
002:H26;002:H17;002:R26;002:W27
DDC_SDA_3
C200
0.1uF
16V
0.1uF
16V
+1.8V_HDMI
R268
47K
47K
OPT
C207
0.1uF
R282
68K
C223
0.1uF
D0-_HDMI4
002:AG19
R251
47K
DDC_SCL_2
C221
0.1uF
D1+_HDMI2
C225
0.1uF
16V
0.1uF
16V
D1-_HDMI4
002:AF19
5V_HDMI_2
DDC_SDA_4
5V_HDMI_3
TDA9996_SCL
HPD2
002:AL11
C206
0.1uF
16V
0.1uF
16V
C219
0.1uF
0.1uF
16V
+1.8V_AMP
R205
1K
OPT
R252
47K
CK+_HDMI3
DDC_SCL_3
002:N13;002:AE6
HPD3
D0-_HDMI2
D0+_HDMI4
002:AG19
CK-_HDMI3
002:AE6
D2-_HDMI1
DDC_SCL_3
D1-_HDMI3
CK-_HDMI2
002:AL12
CK+_HDMI1
DDC_SDA_1
002:N17;002:X13
GND
HDMI_CEC
006:C36
+3.3V_HDMI
CK-_HDMI4
002:AH19
R239
0
0
R272
D2+_HDMI4
R271
47K
D1+_HDMI2
002:AL13
GND
CK-_HDMI3
D1-_HDMI1
002:Z11
D1+_HDMI4
002:AF19
D2-_HDMI4
+5V_ST
HDMI_SDA
R250
L200
CB3216PA501E
CEC_REMOTE
002:H26;002:H17;002:H7;002:R26
R275
47K
HPD4
002:AH19
C213
0.1uF
16V
0.1uF
16V
D2+_HDMI2
002:AL14
DDC_SCL_4
R213
0
DDC_SCL_4
002:R13;002:AH19
R277
0
CK-_HDMI1
002:Z12
5V_HDMI_4
002:Q15;002:AI18
C210
0.1uF
C205
0.1uF
R293
OPT
0
C226
0.1uF
D2+_HDMI1
CK+_HDMI2
002:AL12
HDMI_CLK-
R270
D2-_HDMI2
5V_HDMI_1
DDC_SCL_2
HDMI_RX0+
C218
0.1uF
D1+_HDMI1
IC200
TDA9996HL
1
VSS_1
2
OUT_C+
3
OUT_C-
4
VDDO[3V3]
5
OUT_DDC_CLK
6
OUT_DDC_DAT
7
VSS_2
8
VDDC[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
NC
26
VSS_4
27
TEST
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
VDDC[1V8]_2
46
VDDC[3V3]
47
MODE
48
PD
49
SDA/SEL1
50
SCL/SEL0
51
XTAL_IN
52
XTAL_OUT
53
INT/HP_CTRL
54
CDEC_STBY
55
VDDS[3V3]
56
VSS_7
57
CEC
58
RXC_HPD
59
RXC_5V
60
RXC_DDCC_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_DC-
81
RXD_DC+
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
VDDC[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-
R203
1K
OPT
R254
3.6K
OPT
+1.8V_HDMI
R243
47K
47K
OPT
R292
12K
Q200
SSM6N15FU
3
DRAIN2
2
GATE1
1
SOURCE1
4
SOURCE2
5
GATE2
6
DRAIN1
CK-_HDMI1
GND
D1+_HDMI3
5V_HDMI_1
002:L19;002:Z14
R276
0
D1-_HDMI4
D2-_HDMI2
002:AL14
VR208
AVRL161A1R1NT
R212
0
HPD3
002:AD6
GND
D0+_HDMI3
DDC_SCL_3
+3.3V_HDMI
+3.3V_ST
C202
0.1uF
16V
0.1uF
16V
HPD4
R284
9.1K
C220
0.1uF
16V
0.1uF
16V
CK-_HDMI4
HPD1
C209
0.1uF
DDC_SDA_3
DDC_SDA_3
002:N13;002:AD6
R259
0
0
CK+_HDMI4
D1-_HDMI2
CK+_HDMI2
D2-_HDMI3
5V_HDMI_4
R294
0
OPT
HDMI_RX2+
R257
0
R246
47K
47K
OPT
+3.3V_HDMI
GND
CEC_REMOTE
002:H26;002:H17;002:H7;002:W27
R248
D2-_HDMI3
002:AG6
5V_HDMI_4
DDC_SDA_2
HDMI_CLK+
R290
OPT
D0+_HDMI3
002:AF6
5V_HDMI_2
002:Q19;002:AK15
DDC_SCL_4
DDC_SDA_4
002:R13;002:AH19
HPD2
5V_HDMI_2
CK+_HDMI3
002:AE6
C212
0.1uF
R200
3.6K
OPT
R278
2K
2K
DDC_SCL_1
D0+_HDMI4
R249
47K
R260
0
R230
0
R206
0
CK+_HDMI4
002:AG19
DDC_SDA_1
R279
2K
2K
C215
0.1uF
16V
0.1uF
16V
R274
47K
CEC_REMOTE
002:H17;002:H7;002:R26;002:W27
C211
0.1uF
R280
0
D1+_HDMI4
+5V_ST
D0-_HDMI4
D0-_HDMI3
R281
0
OPT
DDC_SCL_1
R242
47K
47K
OPT
DDC_SDA_1
C204
0.1uF
16V
0.1uF
16V
R201
3.6K
OPT
HDMI_RX1-
C208
0.1uF
16V
D1+_HDMI1
002:Z11
D1-_HDMI2
002:AL13
R285
0
HPD1
002:Y13
R202
3.6K
OPT
R283
0
TDA9996_SDA
D1-_HDMI1
C203
0.1uF
16V
HDMI_SCL
D0+_HDMI1
R291
OPT
0
5V_HDMI_1
C201
0.1uF
5V_HDMI_3
R253
47K
R226
0
R240
0
0
D2+_HDMI1
002:Z10
D1-_HDMI3
002:AF6
C216
0.1uF
D0+_HDMI2
002:AL13
HDMI_RX1+
R225
0
R224
0
JK201
YKF45-7058V
14
13
5
20
20
12
11
2
19
18
10
4
1
17
9
8
3
16
7
6
15
JK200
YKF45-7058V
14
13
5
20
20
12
11
2
19
18
10
4
1
17
9
8
3
16
7
6
15
R287
0
R288
0
R261
0
JK202
YKF45-7058V
14
13
5
20
20
12
11
2
19
18
10
4
1
17
9
8
3
16
7
6
15
JK203
YKF45-7060V
14
13
5
20
12
11
2
19
18
10
4
1
17
9
8
3
16
7
6
15
in case HDMI Switch doesn’t support ’ESD protection’
For Only TDA9996 ES3
UI_HW_PORT3 with screw
UI_HW_PORT2
UI_HW_PORT1
* HDMI CEC
VARISTORS(VR500/501/502/503/504/505/506/507) on lines-HPD1/2/3/4 are all options
EDID Pull-up
HDMI S/W For MSTAR Platform
SIDE_HDMI_PORT4
HDMI3
HDMI2
HDMI4
HDMI1
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