LG 42lk530 Service Manual page 34

5V_HDMI_1
OPT
C3726
OPT OPT
BODY_SHIELD
0.1uF VR3701 R3706
1K
16V 10V
20
HOT_PLUG_DETECT
GND
19
VDD[+5V] R3736 OPT 0
18 OPT OPT
DDC/CEC_GND
R3737 VR3702
17 3.6K
10V
SDA
16
SCL
15
RESERVED
14
CEC
CEC_REMOTE
13
TMDS_CLK-
CK-_HDMI1
12
TMDS_CLK_SHIELD
11
TMDS_CLK+
CK+_HDMI1
10
TMDS_DATA0-
D0-_HDMI1
9
TMDS_DATA0_SHIELD
8
TMDS_DATA0+
D0+_HDMI1
7
TMDS_DATA1-
D1-_HDMI1
6
TMDS_DATA1_SHIELD
5
TMDS_DATA1+
D1+_HDMI1
4
TMDS_DATA2-
D2-_HDMI1
3
TMDS_DATA2_SHIELD
2
TMDS_DATA2+
D2+_HDMI1
1
RSD-105156-100
JK3703
HDMI1
HDMI_HPD_2
OPT
5V_HDMI_2
C3702 OPT OPT
BODY_SHIELD 0.1uF VR3705 R3718
1K
16V 10V
20
HOT_PLUG_DETECT
GND
19
VDD[+5V] OPT
R3704 0
18 OPT OPT
DDC/CEC_GND
R3701 VR3703
17 3.6K
SDA 10V
16
SCL
15
RESERVED
14
CEC
CEC_REMOTE
13
TMDS_CLK-
CK-_HDMI2
12
TMDS_CLK_SHIELD
11
TMDS_CLK+
CK+_HDMI2
10
TMDS_DATA0-
D0-_HDMI2
9
TMDS_DATA0_SHIELD
8
TMDS_DATA0+
D0+_HDMI2
7
TMDS_DATA1-
D1-_HDMI2
6
TMDS_DATA1_SHIELD
5
TMDS_DATA1+
D1+_HDMI2
4
TMDS_DATA2-
D2-_HDMI2
3
TMDS_DATA2_SHIELD
2
TMDS_DATA2+
D2+_HDMI2
1
RSD-105156-100
JK3701
HDMI2
5V_HDMI_3
OPT
C3703 OPT OPT
0.1uF VR3706 R3719
1K
16V
10V
BODY_SHIELD
20
HOT_PLUG_DETECT GND
19
VDD[+5V] OPT
R3705 0
18 OPT OPT
DDC/CEC_GND
R3702 VR3704
3.6K
17 10V
SDA
16
SCL
15
RESERVED
14
CEC
CEC_REMOTE
13
TMDS_CLK-
CK-_HDMI3
12
TMDS_CLK_SHIELD
11
TMDS_CLK+
CK+_HDMI3
10
TMDS_DATA0-
D0-_HDMI3
9
TMDS_DATA0_SHIELD
8
TMDS_DATA0+
D0+_HDMI3
7
TMDS_DATA1-
D1-_HDMI3
6
TMDS_DATA1_SHIELD
5
TMDS_DATA1+
D1+_HDMI3
4
TMDS_DATA2-
D2-_HDMI3
3
TMDS_DATA2_SHIELD
2
TMDS_DATA2+
D2+_HDMI3
1
RSD-105156-100
JK3702
HDMI3
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.
HDMI_HPD_1
DDC_SDA_1
DDC_SCL_1
HDMI_ARC
ARC
R3707
150
C3701
0.1uF
+5V_Normal +5V_Normal
5V_HDMI_1
D3713 D3715
DDC_SDA_2
R3709 R3711
R3713
4.7K 4.7K
4.7K
DDC_SCL_2
DDC_SDA_1
DDC_SCL_1
+5V_Normal
5V_HDMI_3
D3714
R3710 R3712
4.7K 4.7K
DDC_SDA_3
DDC_SCL_3
HDMI_HPD_3
DDC_SDA_3
DDC_SCL_3
* HDMI CEC
CEC_REMOTE
+3.3V_HDMI
5V_HDMI_2
C3705 C3706 C3707 C3708 C3709
10uF 10uF 10uF 0.1uF 0.1uF
R3714
4.7K
DDC_SDA_2
DDC_SCL_2
CK-_HDMI1
CK+_HDMI1
D0-_HDMI1
EDID Pull-up D0+_HDMI1
D1-_HDMI1
D1+_HDMI1
D2-_HDMI1
D2+_HDMI1
HDMI1
CK-_HDMI2
CK+_HDMI2
D0-_HDMI2
D0+_HDMI2
D1-_HDMI2
D1+_HDMI2
D2-_HDMI2
D2+_HDMI2
HDMI2
DUAL COMPONENT
1ST : T-BAT54_SUZHO, 2ND : 0DSON00138A
D3716
IC3702 1ST : EAN60991801, 2ND : T-AZ1117BH_1.8, 3RD : EAN54428201
+3.5V_ST
R3717
27K
D3716
BAT54_SUZHO
HDMI_CEC
C3710
0.1uF C3711
0.1uF HDMI S/W OUTPUT
R1XCN
1
R1XCP
2
THERMAL
R1X0N
3 73
R1X0P
4
R1X1N
5
R1X1P
6
R1X2N IC3701
7
R1X2P
8 SII9287B
VCC33_1
9
RSVD_1
10
R2XCN
11
R2XCP
12
R2X0N
13
R2X0P
14
R2X1N
15
R2X1P
16
R2X2N
17
R2X2P MICOM_VCC33
18
R3744
100K
HDMI3
+3.3V_Normal +3.3V_HDMI
L3701
BLM18PG121SN1D
C3727 C3728
C3725
0.1uF 10uF
10uF
16V
R3739
4.7K
OPT
R3740 33
SCL1_3.3V
OPT
R3741 33
SDA1_3.3V
CSCL
R3742 33
54
SCL3_3.3V
CSDA
R3743 33
53
SDA3_3.3V
INT
52
CEC_D
51
CEC_A
+5V_Normal
50
R4PWR5V R3729
49
C3715
0
DSCL4
48
1uF
DSDA4 10V
5V_HDMI_3
47
R3738
R3PWR5V
10
46
CBUS_HPD3
45
HDMI_HPD_3
DSCL3
44
DDC_SCL_3 5V_HDMI_2
DSDA3
43
DDC_SDA_3 R3733
R2PWR5V
42 10
CBUS_HPD2
41
HDMI_HPD_2
DSCL2
40
DDC_SCL_2
DSDA2
39
DDC_SDA_2
SBVCC
38
37
5V_HDMI_1
R3726
10
BCM35230
LV7 HDMI 37 50