LG 32LG30R Service Manual page 23

EAX40043808
MSTAR LP81A
HPD_S/W_2
2SC3875S
+5V_HDMI_2
Q300
HPD_MST_2 R319
RT1C3904-T112 1K
IC301
C
R301
10K AT24C02BN-10SU-1.8
B
E A0
1
A1
2
A2
3
GND
4
JP1117
JP1118
CEC
TMDS2_RXC-
TMDS2_RXC+
TMDS2_RX0-
TMDS2_RX0+
TMDS2_RX1-
TMDS2_RX1+
TMDS2_RX2-
TMDS2_RX2+
JK302
QJ41193-FEE2-7F
HPD_S/W_1
+5V_HDMI_1
R310
HPD_MST_1 1K
Q301
IC300
C
R300
10K AT24C02BN-10SU-1.8
B
RT1C3904-T112
2SC3875S
E
A0
1
A1
2
A2
3
GND
4
CEC
TMDS1_RXC-
TMDS1_RXC+
TMDS1_RX0-
TMDS1_RX0+
TMDS1_RX1-
TMDS1_RX1+
TMDS1_RX2-
TMDS1_RX2+
JK301
QJ41193-FEE2-7F
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_ST
+5V_HDMI_2
HPD_MST_3
VCC
8
WP
7
R323
SCL 100
6
R322
SDA
100
5
DDC_SDA2
DDC_SCL2
+5V_HDMI_2
R329
10K
HDMI2_5V_DET
R328
10K
**MULTI ITEM
1.24C02-SUB:0IMMRAL014D
2.SMD HDMI Jack-SUB:6612B00015B
+5V_ST
+5V_HDMI_1
VCC
8
WP
7
SCL R321 100
6
SDA R320 100
5
JP1119
DDC_SDA1
DDC_SCL1
JP1120
+5V_HDMI_1
R324
10K
HDMI1_5V_DET
R325
10K
HPD_S/W_3
+5V_HDMI_3
SIDE_HDMI
R344
1K
SIDE_HDMI
Q307
IC303
C
R335 2SC3875S
AT24C02BN-10SU-1.8
10K
B
RT1C3904-T112
E
A0 VCC
SIDE_HDMI 1 8
A1 WP
2 7
A2 SCL
R349
3 6
GND SDA R348
4 5
JP1115
JP1116
CEC
TMDS3_RXC- +5V_HDMI_3
R352
TMDS3_RXC+ 10K
TMDS3_RX0-
R351
10K
TMDS3_RX0+
TMDS3_RX1-
TMDS3_RX1+
TMDS3_RX2-
TMDS3_RX2+
DC1R019NBH
JK303
SIDE_HDMI
SIDE_HDMI
R377
DDC_SDA3
DDC_SCL3 R378
TMDS3_RXC-
TMDS3_RXC+
C309
TMDS3_RX0-
TMDS3_RX0+
TMDS3_RX1-
TMDS3_RX1+
C308
TMDS3_RX2-
TMDS3_RX2+
+5V_ST
+5V_HDMI_3
OPTION
SW_HPD : USE SW HPD (Default)
MST_HPD : USE MST HPD
100
100
DDC_SDA3
DDC_SCL3
CEC
HDMI3_5V_DET
SDA3
1
22
SCL3
2
22
GND_1
3
B31
4
A31
5
VCC_1 IC302
6
0.01uF
B32
7 TMDS351PAG
A32
8
GND_2
9
B33
10
A33
11
VCC_2
12
0.01uF B34
13
A34
14
GND_3
15
VSADJ
16
R372
4.7K
1%
R345 R346
0
0
R347 R350 R355 R356 R357 R358
0 0 0
0 0 0
MSTAR N-EU
READY
CEC_C
READY
R332 READY
200 C307
D302 0.01uF
30V 50V
READY
CDS3C30GTH
+5V_MULTI
+5V_ST
R373 +3.3V_HDMI_SW
0
A14
48
TMDS1_RX2+
B14
47
TMDS1_RX2-
VCC_6
46
C316 0.01uF
A13
45
TMDS1_RX1+
B13
44
TMDS1_RX1-
GND_6
43
A12
42
TMDS1_RX0+
B12
41
TMDS1_RX0-
VCC_5
40 C315 0.01uF
A11
39
TMDS1_RXC+
B11
38
TMDS1_RXC-
SCL1
37 R379
22 DDC_SCL1
SDA1
36
R380 22 DDC_SDA1
HPD1 R368
35
0 HPD_S/W_1
READY
EQ
34
+3.3V_HDMI_SW
S2
33
R374
4.7K
*TI Recommand
R375
4.7K - > P u l l u p
READY
HDMI_SEL2
R366
4.7K
READY
+3.3V_MULTI_MST
+3.3V R360
4.7K
READY
+3.3V
HDMI_SEL1
R365
READY 0
2 0 0 7 / 1 2 / 2 0
3 1 1
HDMI