Read LG 26LG3RC (CHASSIS:LP81F) 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.
TMDS3_RX2-
TMDS3_RXC-
HPD_S/W_2
TMDS2_RXC-
1K
R319
+5V_HDMI_2
HDMI_SEL1
TMDS3_RXC-
HDMI_C-
HDMI_SCL
HDMI_0-
10K
R351
HPD_MST_2
TMDS3_RX0+
TMDS2_RX2-
HDMI_C+
TMDS1_RX0+
+5V_HDMI_3
4.7K
R362
CEC_C
DDC_SCL1
CEC
TMDS1_RX1-
HDMI1_5V_DET
TMDS2_RX1+
HDMI3_5V_DET
TMDS2_RXC-
TMDS2_RXC+
0.01uF
C310
1K
R344
SIDE_HDMI
10K
R300
0.01uF
C315
HDMI_0+
+3.3V_MULTI_MST
1K
R310
+3.3V
CEC
DDC_SDA2
0.01uF
C314
TMDS3_RX2+
TMDS1_RXC-
HDMI_1-
0.01uF
C316
10K
R328
HPD_S/W_1
TMDS2_RX0+
TMDS2_RX0+
0.01uF
C308
TMDS3_RX0-
HDMI_2-
HPD_S/W_3
TMDS3_RX0-
TMDS3_RX1+
HDMI2_5V_DET
10K
R324
0
R E
A D
Y
R369
TMDS3_RXC+
DDC_SCL3
TMDS1_RXC+
+3.3V_MULTI_MST
+5V_HDMI_2
HPD_S/W_2
HPD_MST_1
CEC
BSS83
Q306
S
B
D
G
10K
R335
SIDE_HDMI
TMDS1_RX1+
TMDS3_RX1-
TMDS2_RXC+
0
R370
R370
R E
A D
Y
TMDS1_RX2+
4.7K
R375
READY
0
R373
TMDS2_RX1+
TMDS1_RX0-
+3.3V_HDMI_SW
+5V_ST
4.7K
R361
0
R356
TMDS2_RX2-
+5V_HDMI_1
TMDS3_RX2-
TMDS3_RX2+
0
R358
HDMI_1+
0.01uF
50V
READY
C307
TMDS2_RX0-
TMDS2_RX0-
TMDS1_RX1-
4.7K
R374
KDS184S
KDS184
D300
A2
C
A1
10K
R329
TMDS2_RX1-
TMDS3_RX0+
0.01uF
C311
0.01uF
C312
TMDS1_RX2-
+5V_HDMI_3
TMDS3_RX1-
TMDS2_RX2+
HDMI_2+
HDMI_SEL2
TMDS1_RX2+
+5V_HDMI_1
10K
R352
TMDS3_RX1+
0.01uF
C309
0
R357
TMDS1_RXC-
0
R355
+5V_ST
TMDS3_RXC+
+5V_HDMI_3
+5V_ST
10K
R301
TMDS1_RX2-
+3.3V_HDMI_SW
+5V_HDMI_1
TMDS1_RX0-
TMDS2_RX1-
TMDS1_RX1+
HPD_S/W_1
0
R368
READY
10K
R325
0
R347
CEC
HDMI_SDA
DDC_SCL2
+5V_HDMI_2
HPD_S/W_3
TMDS1_RX0+
TMDS2_RX2+
0
R345
KDS184S
KDS184
D303
A2
C
A1
DDC_SDA1
0
R346
TMDS1_RXC+
CDS3C30GTH
30V
D302
READY
HPD_MST_3
DDC_SDA3
KDS184S
KDS184
D301
A2
C
A1
0
R350
47K
R330
47K
R331
47K
R326
47K
R327
47K
R354
47K
R353
0
READY
R365
0
READY
R376
M M
B D
3 0
1 L
T 1
G
30V
D304
A
C
DDC_SDA2 DDC_SCL2
DDC_SDA1 DDC_SCL1
DDC_SDA3 DDC_SCL3
TMDS351PAG
IC302
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
0
READY
R383
0.01uF
50V
C301
0.01uF
50V
C313
0.01uF
50V
C300
51K
R333
30K
R334
READY
4.7K
1%
R372
JP1115
JP1116
JP1117
JP1118
JP1119
JP1120
2SC3875S
RT1C3904-T112
Q300
E
B
C
2SC3875S
RT1C3904-T112
Q301
E
B
C
2SC3875S
Q307
SIDE_HDMI
E
B
C
DC1R019NBH
JK303
SIDE_HDMI
14
N
C
13
CEC
5
DATA1_SHIELD
20
JACK_GND
1
2
CLK-
11
CLK_SHIELD
2
DATA2_SHIELD
19
HPD
1
8
+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-
1
5
SCL
47K
R371
+3.3V
200
R332
QJ41193-FEE2-7F
JK302
1
DATA2+
2
DATA2_SHIELD
3
DATA2-
4
DATA1+
5
DATA1_SHIELD
6
DATA1-
7
DATA0+
8
DATA0_SHIELD
9
DATA0-
1
0
CLK+
11
CLK_SHIELD
12
CLK-
13
CEC
14
NC
15
SCL
16
SDA
17
DDC/CEC_GND
18
+5V_POWER
19
HPD
20
JACK_GND
21
.
22
.
QJ41193-FEE2-7F
JK301
1
DATA2+
2
DATA2_SHIELD
3
DATA2-
4
DATA1+
5
DATA1_SHIELD
6
DATA1-
7
DATA0+
8
DATA0_SHIELD
9
DATA0-
10
CLK+
11
CLK_SHIELD
12
CLK-
13
CEC
14
NC
15
SCL
16
SDA
17
DDC/CEC_GND
18
+5V_POWER
19
HPD
20
JACK_GND
21
.
22
.
AT24C02BN-10SU-1.8
IC300
3
A2
2
A1
4
GND
1
A0
5
SDA
6
SCL
7
WP
8
VCC
AT24C02BN-10SU-1.8
IC301
3
A2
2
A1
4
GND
1
A0
5
SDA
6
SCL
7
WP
8
VCC
AT24C02BN-10SU-1.8
IC303
SIDE_HDMI
3
A2
2
A1
4
GND
1
A0
5
SDA
6
SCL
7
WP
8
VCC
+5V_MULTI
KDS184S
KDS184
D305
A2
C
A1
+5V_ST
0
R359
R E
A D
Y
4.7K
R360
READY
+3.3V_MULTI_MST
100
R323
100
R322
100
R320
100
R321
100
R348
100
R349
22
R378
22
R377
22
R382
22
R381
22
R379
22
R380
4.7K
READY
R366
*TI Recommand
-> Pull up
HDMI
3 11
MSTAR N-EU
OPTION
SW_HPD : USE SW HPD (Default)
MST_HPD : USE MST HPD
**MULTI ITEM
1.24C02-SUB:0IMMRAL014D
2.SMD HDMI Jack-SUB:6612B00015B
2008/01/08
HDMI
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