LG 22MT47D, Service Manual

Page: 23 / 32

THE SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INCORPORATES
SPECIAL FEATURES IMPORTANT FOR PROTECTION FROM X-RADIATION.
FIRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS
ESSENTIAL THAT ONLY MANUFACTURES SPECIFIED PARTS BE USED FOR
THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC.
2014/11/05
HDMI 8
MT57
VA806
20V
OPT
D803
RCLAMP0524PA
(OPT)ESD_HDMI2_SEMTECH(DEV)
1
8
2
7
3
6
4
5
9
10
D800
RCLAMP0524PA
(OPT)ESD_HDMI1_SEMTECH(DEV)
1
8
2
7
3
6
4
5
9
10
D2-_HDMI2
R801
1K
HDMI PORT#1
D0-_HDMI1
DDC_SDA_1
+3.3V_ST
+5V_Normal
D1+_HDMI1
HPD1
HDMI_CEC
VA804
OPT
R820
2.7K
HDMI PORT#1
CK-_HDMI1
R823
100
HDMI_ARC
R825
2.7K
HDMI PORT#2
D802-*1
IP4283CZ10-TBA
(OPT)ESD_HDMI_NXP
3
GND_1
2
T
4
TMDS_CH2-
1
TMDS_CH1-
5
T
6
NC_1
7
NC_2
8
GND_2
9
NC_3
10
NC_4
DDC_SCL_1
HDMI_ARC
D0+_HDMI1
Q800
MMBT3904(NXP)
HDMI PORT#1
E
B
C
Q803
MMBT3904(NXP)
OPT
E
B
C
D1-_HDMI2
R818
10
HDMI_CEC
R800
1K
OPT
D801-*1
IP4283CZ10-TBA
(OPT)ESD_HDMI_NXP
3
GND_1
2
T
4
TMDS_CH2-
1
TMDS_CH1-
5
T
6
NC_1
7
NC_2
8
GND_2
9
NC_3
10
NC_4
VA801
20V
OPT
D0-_HDMI2
+3.3V_ST
VA814
20V
HDMI PORT#1
DDC_SCL_2
D2+_HDMI1
Q801
MMBT3904(NXP)
HDMI PORT#2
E
B
C
5V_HDMI_2
D802
RCLAMP0524PA
(OPT)ESD_HDMI2_SEMTECH(DEV)
1
8
2
7
3
6
4
5
9
10
VA803
20V
OPT
DDC_SDA_1
R803 47K
HDMI PORT#2
D801
RCLAMP0524PA
(OPT)ESD_HDMI1_SEMTECH(DEV)
1
8
2
7
3
6
4
5
9
10
R807 0
OPT
VA800
20V
OPT
R814
10K
OPT
VA807
20V
OPT
R810 47K
HDMI PORT#2
D0+_HDMI2
R805
10K
HDMI PORT#1
DDC_SCL_1
R806
10K
HDMI PORT#2
Q802
MMBT3904(NXP)
HDMI PORT#1
E
B
C
CK+_HDMI2
VA809
20V
OPT
D2+_HDMI2
R824
2.7K
HDMI PORT#2
D1+_HDMI2
+5V_Normal
R811
33
HDMI PORT#2
DDC_SDA_2
5V_DET_HDMI_2
DDC_SDA_2
D803-*1
IP4283CZ10-TBA
(OPT)ESD_HDMI_NXP
3
GND_1
2
T
4
TMDS_CH2-
1
TMDS_CH1-
5
T
6
NC_1
7
NC_2
8
GND_2
9
NC_3
10
NC_4
JK800
EAG59023302
HDMI PORT#2
14
13
5
D1_GND
20
SHIELD
12
11
2
D2_GND
19
18
10
CK+
4
D1+
1
D2+
17
9
D0-
8
D0_GND
3
D2-
16
7
D0+
6
D1-
15
VA812
20V
HDMI PORT#1
D2-_HDMI1
JK801
EAG59023302
HDMI PORT#1
14
13
5
D1_GND
20
SHIELD
12
11
2
D2_GND
19
18
10
CK+
4
D1+
1
D2+
17
9
D0-
8
D0_GND
3
D2-
16
7
D0+
6
D1-
15
HDMI_CEC
R809 47K
HDMI PORT#1
D800-*1
IP4283CZ10-TBA
(OPT)ESD_HDMI_NXP
3
GND_1
2
T
4
TMDS_CH2-
1
TMDS_CH1-
5
T
6
NC_1
7
NC_2
8
GND_2
9
NC_3
10
NC_4
5V_DET_HDMI_1
CK-_HDMI2
R804 0
OPT
VA811
20V
HDMI PORT#2
VA813
20V
HDMI PORT#2
5V_HDMI_2
AVDD5V_MHL
R819
2.7K
HDMI PORT#1
CK+_HDMI1
VA805
OPT
DDC_SCL_2
R802 47K
HDMI PORT#1
R812
10K
HDMI PORT#1
HPD2
VA802
20V
OPT
D1-_HDMI1
CEC_REMOTE_S7
VA808
20V
OPT
AR800
5.1
AR801
5.1
AR802
5.1
R832
5.1
R833
5.1
5V_HDMI_1
D806
MMBD6100
HDMI PORT#2
A2
C
A1
5V_HDMI_2
D804
MMBD6100
HDMI PORT#1
A2
C
A1
5V_HDMI_1
HDMI_1
DON’T DELETE
It’s for HPD2
PULL UP register
HDMI
HDMI_2 With MHL
CEC
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Only for training and service purposes
LGE Internal Use Only