LG 50LN54 Series Service Manual page 25

HDMI (REAR 1 / SIDE 1 MHL)
HDMI_1
5V_HDMI_2 5V_DET_HDMI_2
SHIELD
R826
20
1K
19
R803
18 1.8K
VA801
17
ESD_HDMI1_VARISTOR
16
15
14
13
12
11
CK+
10
D0-
9
D0_GND
8
D0+
7
D1-
6
D1_GND
5
D1+
4
D2-
3
D2_GND
2
D2+
1
D801
JK801
ESD_HDMI1_VARISTOR
CEC
R820
100
HDMI_CEC CEC_REMOTE_S7
5V_HDMI_4
5V_HDMI_2 +5V_Normal
MMBD6100
D822
R822 R823
R824
2.7K 2.7K 2.7K
DDC_SDA_2
DDC_SCL_2
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
R807
10K
C
R817
Q801 B 10K
MMBT3904(NXP)
R832 100
E
VA802
R833 100
ESD_HDMI
VA804
ESD_HDMI
VA803
ESD_HDMI
R805 0
HDMI1_ARC
D826
RCLAMP0524PA
1 10
2 9
3 8
4 7
5 6
ESD_HDMI_SEMTECH
D827
RCLAMP0524PA
1 10
2 9
3 8
4 7
5 6
ESD_HDMI_SEMTECH
VA801-*1 D801-*1
1uF 1uF
10V 10V
ESD_HDMI1_CAP ESD_HDMI1_CAP
D826-*1
IP4283CZ10-TBA
TMDS_CH1-
1
TMDS_CH1+
2
GND_1
3
TMDS_CH2-
4
TMDS_CH2+
5
ESD_HDMI_NXP
D828-*1
IP4283CZ10-TBA
TMDS_CH1-
1
TMDS_CH1+
2
GND_1
3
+5V_Normal
+3.5V_ST
TMDS_CH2-
4
TMDS_CH2+
5
ESD_HDMI_NXP
MMBD6100
MMBD6100
D824
D825
R825
2.7K
DDC_SDA_4
DDC_SCL_4
SIDE_HDMI (MHL)
GND
BODY_SHIELD
20
HP_DET
19
5V
18
GND
17
HPD2
DDC_DATA
16
DDC_SDA_2
DDC_CLK
15
DDC_SCL_2
NC
14
CE_REMOTE
13
CK-
12
HDMI_ARC
CK_GND
11
HDMI_CEC
CK+
10
D0-
9
D0_GND
CK-_HDMI2
8
CK+_HDMI2
D0+
7
D1-
D0-_HDMI2
6
D0+_HDMI2
D1_GND
5
D1+
4
D2-
3
D2_GND
D1-_HDMI2
2
D1+_HDMI2
D2+
1
D2-_HDMI2
D2+_HDMI2
JK803
D827-*1
IP4283CZ10-TBA
NC_4 TMDS_CH1- NC_4
10 1 10
NC_3 TMDS_CH1+ NC_3
9 2 9
GND_2 GND_1 GND_2
8 3 8
MHL OCP
NC_2 TMDS_CH2- NC_2
7 4 7
NC_1 TMDS_CH2+ NC_1
6 5 6
ESD_HDMI_NXP
AVDD5V_MHL
5V_HDMI_4
D829-*1
IP4283CZ10-TBA
NC_4 TMDS_CH1- NC_4
10 1 10
NC_3 TMDS_CH1+ NC_3 MBR230LSFT1G
9 2 9
GND_2 GND_1 GND_2
R809
8 3 8
0
C809
NC_2 TMDS_CH2- NC_2
7 4 7
10uF
10V
NC_1 TMDS_CH2+ NC_1
6 5 6
ESD_HDMI_NXP
+3.3V_Normal
R804
/MHL_OCP_DET
0
5V_HDMI_4
5V_DET_HDMI_4
R830 100
R819
VA806
1.8K
ESD_HDMI
VA805
ESD_HDMI
VA807 VA808
ESD_HDMI ESD_HDMI
D828
RCLAMP0524PA
1 10
2 9
3 8
4 7
5 6
ESD_HDMI_SEMTECH
D829
RCLAMP0524PA
1 10
2 9
3 8
4 7
5 6
ESD_HDMI_SEMTECH
+3.5V_ST
OPT
D811
R810
0
C801
0.047uF
C
25V
B
E
IC802
BD82020FVJ
+5V_Normal
D800
OUT_3 GND
8 1
30V
100K OUT_2 IN_1
7 2
OPT
R808
C802
OUT_1 IN_2 0.1uF
6 3
OC EN
5 4
Q804
R827
R806
20K
10K
R813
10K
C
E
NC4_S7LRM
HDMI_R1_S1
HPD4
R834 100
DDC_SDA_4
R835 100
DDC_SCL_4
HDMI_CEC
CK-_HDMI4
CK+_HDMI4
D0-_HDMI4
D0+_HDMI4
D1-_HDMI4
D1+_HDMI4
D2-_HDMI4
D2+_HDMI4
E
R812
Q803
10K
OPT
B
OPT
C
Q802
MHL_CD_SENSE
OPT
R831
300K
R802
0
+3.3V_Normal
R821
R814
10K
2.7K
C
R815
10K
B
/VBUS_EN
(Active Low)
E Q806
R816
10K
B
MHL_OCP_EN
Q805 (Active High)
2012/07/12
8
LGE Internal Use Only