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LG 42LN549D Service Manual page 26

Chassis : lb3ax

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HDMI
5V_HDMI_1
5V_HDMI_1
HDMI_2
Q801
MMBT3904(NXP)
VA805
ESD_HDMI_rear
R802
1.8K
VA806
ESD_HDMI_rear
VA801
JK802
ESD_HDMI_rear
5V_HDMI_2
5V_DET_HDMI_2
HDMI_1
Q802
VA809
MMBT3904(NXP)
ESD_HDMI_rear
VA810
ESD_HDMI_rear
R807
0
HDMI1_ARC
VA802
JK801
ESD_HDMI_rear
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.
Copyright © 2013 LG Electronics. Inc. All rights reserved.
Only for training and service purposes
5V_HDMI_1
+5V_Normal
1K
MMBD6100
5V_HDMI_1
R801
D801
10K
C
R808
R811
B
HPD1
R813
10K
2.7K
E
DDC_SDA_1
R818
100
DDC_SDA_1
R822
100
DDC_SCL_1
VA807
ESD_HDMI_rear
5V_HDMI_4
+5V_Normal
HDMI_CEC
D804
RCLAMP0524PA
1
10
CK-_HDMI1
2
9
CK+_HDMI1
3
8
4
7
D0-_HDMI1
5
6
D0+_HDMI1
ESD_HDMI_rear
D805
DDC_SDA_4
RCLAMP0524PA
1
10
D1-_HDMI1
2
9
D1+_HDMI1
DDC_SCL_4
3
8
4
7
D2-_HDMI1
5
6
D2+_HDMI1
ESD_HDMI_rear
For CEC
HDMI_CEC
SIDE_HDMI
5V_HDMI_2
R803
1K
5V_HDMI_2
R809
10K
C
B
HPD2
BODY_SHIELD
E
20
R824
100
DDC_SDA_2
19
R815
R825
100
18
1.8K
17
VA812
VA811
ESD_HDMI_rear
16
ESD_HDMI_side
15
HDMI_ARC
HDMI_CEC
14
13
D806
RCLAMP0524PA
12
1
10
CK-_HDMI2
2
9
11
CK+_HDMI2
CK+
10
3
8
D0-
4
7
D0-_HDMI2
9
5
6
D0+_HDMI2
D0_GND
8
ESD_HDMI_rear
D0+
7
D807
D1-
6
RCLAMP0524PA
D1_GND
1
10
D1-_HDMI2
5
2
9
D1+_HDMI2
D1+
4
3
8
D2-
4
7
D2-_HDMI2
3
5
6
D2+_HDMI2
D2_GND
2
ESD_HDMI_rear
D2+
1
JK803
5V_HDMI_2
+5V_Normal
R820
2.7K
DDC_SDA_2
DDC_SCL_2
R816
100
CEC_REMOTE_S7
5V_HDMI_4
R814
1K
5V_HDMI_4
5V_DET_HDMI_4
R821
C
10K
R823
Q804
B
MMBT3904(NXP)
VA813
10K
ESD_HDMI_side
E
R826
100
DDC_SDA_4
R829
100
DDC_SCL_4
VA814
VA815
ESD_HDMI_side
ESD_HDMI_side
D808
RCLAMP0524PA
1
10
2
9
3
8
4
7
5
6
ESD_HDMI_side
D809
RCLAMP0524PA
1
10
2
9
3
8
4
7
5
6
ESD_HDMI_side
VA803
ESD_HDMI_side
BODY_SHIELD
20
19
HOT_PLUG_DETECT
18
VDD[+5V]
17
DDC/CEC_GND
16
SDA
15
SCL
14
RESERVED
CK-_HDMI4
13
CK+_HDMI4
CEC
12
TMDS_CLK-
D0-_HDMI4
11
D0+_HDMI4
TMDS_CLK_SHIELD
10
TMDS_CLK+
9
TMDS_DATA0-
8
TMDS_DATA0_SHIELD
D1-_HDMI4
7
D1+_HDMI4
TMDS_DATA0+
6
TMDS_DATA1-
D2-_HDMI4
5
D2+_HDMI4
TMDS_DATA1_SHIELD
4
TMDS_DATA1+
3
TMDS_DATA2-
2
TMDS_DATA2_SHIELD
1
TMDS_DATA2+
SIDE_HDMI_32LS3500
51U019S-312HFN-E-R-E-LG
JK803-*1
F o r B D P I n - P a c k i n g M o d e l
- E M I G a s k e t T o u c h J a c k
SHIELD
SHIELD
20
20
19
19
HPD
HPD
18
18
+5V_POWER
+5V_POWER
17
17
DDC/CEC_GND
DDC/CEC_GND
16
16
SDA
SDA
15
15
SCL
SCL
14
14
NC
NC
13
13
CEC
CEC
12
12
CLK-
CLK-
11
11
CLK_SHIELD
CLK_SHIELD
10
10
CLK+
CLK+
9
9
DATA0-
DATA0-
8
8
DATA0_SHIELD
DATA0_SHIELD
7
7
DATA0+
DATA0+
6
6
DATA1-
DATA1-
5
5
DATA1_SHIELD
DATA1_SHIELD
4
4
DATA1+
DATA1+
3
3
DATA2-
DATA2-
2
2
DATA2_SHIELD
DATA2_SHIELD
1
1
DATA2+
DATA2+
HDMI_2_BDP_Model
HDMI_1_BDP_Model
YKF45-7054V
YKF45-7054V
JK801-*1
JK802-*1
LA2AW
2 0 1 2 . 0 9 . 1 1
HDMI/RJP
8
LGE Internal Use Only

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