22LN4500 (CHASSIS:LD31A) - LG TV Service Manual (repair manual). Page 23

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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
5     12
D506
RCLAMP0524PA
(OPT)ESD_HDMI_SEMTECH(DEV)
1
8
2
7
3
6
4
5
9
10
D507
RCLAMP0524PA
(OPT)ESD_HDMI_SEMTECH(DEV)
1
8
2
7
3
6
4
5
9
10
R513
10K
OPT
/VBUS_EN
R510
10K
OPT
R522
2.7K
R533
20K
LN4500
R526
0
(OPT)HDMI1_ARC
D507-*1
IP4283CZ10-TBA
ESD_HDMI_NXP
3
GND_1
2
TMDS_CH1+
4
TMDS_CH2-
1
TMDS_CH1-
5
TMDS_CH2+
6
NC_1
7
NC_2
8
GND_2
9
NC_3
10
NC_4
D504
RCLAMP0524PA
(OPT)ESD_HDMI_SEMTECH(DEV)
1
8
2
7
3
6
4
5
9
10
D505
RCLAMP0524PA
(OPT)ESD_HDMI_SEMTECH(DEV)
1
8
2
7
3
6
4
5
9
10
R535
2.7K
LN4500
AVDD5V_MHL
R505
10K
OPT
IC500
BD82020FVJ 
LN4500
3
IN_2
2
IN_1
4
EN
1
GND
5
OC
6
OUT_1
7
OUT_2
8
OUT_3
+3.3V_Normal
R536
0
LN4500
R506
47K
OPT
D1+_HDMI2
R519
10K
LN4500
Q508
LN4500
E
B
C
Q506
LN4500
E
B
C
HDMI_ARC
5V_HDMI_2
R531
0
5V_HDMI_2
C502
0.047uF
25V
LN4500
R512
0
1/16W
5%
LN4500
VA500
20V
OPT
MHL_OCP_EN
D0+_HDMI2
D505-*1
IP4283CZ10-TBA
(OPT)ESD_HDMI_NXP
3
GND_1
2
TMDS_CH1+
4
TMDS_CH2-
1
TMDS_CH1-
5
TMDS_CH2+
6
NC_1
7
NC_2
8
GND_2
9
NC_3
10
NC_4
R532
0
LN4500
R524
10K
LN4500
C500
10uF
10V
LN4500
R509
100
LN4500
VA512
20V
OPT
JK501
EAG61491201
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
D501
MMBD6100
A
2
C
A
1
CK-_HDMI2
D0-_HDMI2
D504-*1
IP4283CZ10-TBA
(OPT)ESD_HDMI_NXP
3
GND_1
2
TMDS_CH1+
4
TMDS_CH2-
1
TMDS_CH1-
5
TMDS_CH2+
6
NC_1
7
NC_2
8
GND_2
9
NC_3
10
NC_4
CK+_HDMI2
D506-*1
IP4283CZ10-TBA
ESD_HDMI_NXP
3
GND_1
2
TMDS_CH1+
4
TMDS_CH2-
1
TMDS_CH1-
5
TMDS_CH2+
6
NC_1
7
NC_2
8
GND_2
9
NC_3
10
NC_4
VA513
20V
OPT
R523
10K
LN4500
R525 0
LN4500
VA503
20V
R538
10K
(OPT)LN4500MHL_OLD
R521
2.7K
R534
10K
LN4500
VA511
20V
OPT
D0+_HDMI1
CK+_HDMI1
D0-_HDMI1
CK-_HDMI1
D2+_HDMI1
D2-_HDMI1
D1+_HDMI1
VA502
20V
D1-_HDMI1
VA510
20V
OPT
VA509
20V
OPT
VA507
20V
OPT
+3.3V_ST
VA508
20V
OPT
R530
0
MN33D
R528
1K
MN33D
HDMI_ARC
Q505
MMBT3904(NXP)
MN33D
E
B
C
R529
10K
MN33D
HPD2
DDC_SCL_2
HDMI_CEC
R518
2.7K
R537
0
(OPT)LN4500MHL_OLD
+5V_ST
R508
10K
OPT
R520
100
D2-_HDMI2
R514
10K
OPT
D1-_HDMI2
R517
2.7K
R500
47K
VA505
OPT
+5V_Normal
CEC_REMOTE_S7
+3.3V_Normal
VA501
20V
OPT
R502
1K
OPT
DDC_SCL_1
Q500
MMBT3904(NXP)
OPT
E
B
C
DDC_SDA_1
5V_HDMI_1
R515
10K
LN4500
+3.3V_Normal
Q507
LN4500
E
B
C
R527
0
(OPT)HDMI2_ARC
DDC_SCL_2
Q504
MMBT3906(NXP) 
OPT
E
B
C
R503
47K
VA504
OPT
VA514
20V
OPT
DDC_SCL_1
D500
30V
MBR230LSFT1G
LN4500
MHL_CD_SENSE
HPD1
+5V_Normal
5V_HDMI_1
DDC_SDA_2
Q503
MMBT3904(NXP)
OPT
E
B
C
/MHL_OCP_DET
5V_DET_HDMI_2
5V_HDMI_2
D502
MMBD6100
A
2
C
A
1
R501
10K
HDMI_CEC
JK500
EAG61491201
OPT
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
D503
MMBD6100
A
2
C
A
1
Q502
MMBT3904(NXP)
OPT
E
B
C
Q501
MMBT3904(NXP)
E
B
C
5V_DET_HDMI_1
+3.3V_ST
C503
0.1uF
LN4500
VA506
OPT
5.6V
DDC_SDA_2
DDC_SDA_1
HDMI_CEC
R516
100K
OPT
+3.3V_ST
D2+_HDMI2
R504
47K
OPT
+3.3V_ST
R507
300K
R539
0
MHL 5V from USB
+5V_USB
R511
10
NC4_S7LRM
HDMI_1
CEC
HDMI_2 With MHL
120715
Added for ESD prevention
120825
OPT->APPLY
MHL OCP
HDMI
120715
Added for ESD prevention
120825
OPT->APPLY
120825
ESD component addition
120825
ESD component addition
(Active Low)
(Active High)
120915
22->100ohm
120915
47K->2.7K
121109
Change 0ohm -> 10ohm
(EOS Issue..Mstar Recommand)
121118
LN4500->APPLY
EAX65077303
2013.1.14
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