LG 22LF4520-PU - Page 19

USB DOWN STREAM
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.
JK103
3AU04S-305-ZC-(LG)
1234
5
D100
RCLAMP0524PA
(OPT)ESD_HDMI_SEMTECH(DEV)
1
8
2
7
3
6
4
5
9
10
JP113
VA111
20V
JP111
JP112
R100
1K
VA108
20V
R121
2.7K
VA102
20V
OPT
D101-*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
Q101
MMBT3904(NXP)
E
B
C
R102
10K
VA110
20V
Q100
MMBT3904(NXP)
E
B
C
R110
10K
VA101
5.6V
OPT
+3.3V_ST
VA103
20V
OPT
VA100
20V
OPT
5V_DET_HDMI_1
D100-*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
R120
2.7K
VA109
20V
D101
RCLAMP0524PA
(OPT)ESD_HDMI_SEMTECH(DEV)
1
8
2
7
3
6
4
5
9
10
D0-_HDMI1
D2+_HDMI1
D2-_HDMI1
D1-_HDMI1
D1+_HDMI1
D0+_HDMI1
DDC_SDA_1
DDC_SCL_1
CK-_HDMI1
HPD1
CK+_HDMI1
SIDE_USB_DP
SIDE_USB_DM
DDC_SDA_1
DDC_SCL_1
R107
75
1%
R106
75
1%
COMP_DET
VA107
5.6V
OPT
C101
1000pF
50V
R108
470K
OPT
C102
0.1uF
16V
OPT
R118
1K
COMP_Pr+
R113
12K
R117
1K
VA106
5.6V
OPT
VA122
5.6V
OPT
COMP_Pb+
VA105
5.6V
OPT
COMP_R_IN
R105
75
1%
C100
1000pF
50V
R109
470K
OPT
COMP_L_IN
R114
12K
+3.3V
AV_DET
COMP_Y+
P100
Event only
1
2
3
4
5
PM_RXD
PM_TXD
+3.3V_ST
JP120
R153
10K
+3.3V_ST
JP124
VA114
20V
DSUB_HSYNC
2:E18
JP119
DSUB_DET
VA117
5.5V
R144
75
DSUB_B+
DSUB_VSYNC
2:E18
JP122
R145
75
D103
MMBD6100
A2
C
A1
DSUB_R+
JP125
VA119
20V
R148
75
DSUB_G+
JP121
VA120
20V
JK105
SPG09-DB-010
1
RED
2
GREE N
3
BLUE
4
GND_ 1
5
DDC_ GND
6
RED_ GND
7
GREE N_G ND
8
BLUE _GN D
9
NC
10
SYNC _GN D
11
GND_ 2
12
DDC_ DAT A
13
H_SY NC
14
V_SY NC
15
DDC_ CLO CK
16
SHIL ED
Q103
MMBT3904(NXP)
E
B
C
VA121
20V
VA118
5.5V
VA116
5.5V
JP123
JP126
VA115
20V
+5V
PM_TXD
PM_RXD
VA123
20V
OPT
VA124
20V
OPT
VA125
20V
OPT
VA126
20V
OPT
JK104
OPT
3 M3_DETECT
4 M4
5 M5_GND
1 M1
6 M6
MGJ63348201
M1
JackShield(for NonCKD)
MGJ63348202
M1-*1
JackShield(for CKD)
JP116
JP128
JP129 JP130
VA113
5.6V
VA104
5.6V
VA112
5.6V
JK100
EAG59023302
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
C103
22uF
6.3V
OPT
IC100
BD2242G
3
EN
2
GND
4
OC
1
VIN
6
VOUT
5
ILIM
R122
4.7K
ZD100
5V
OPT
C105
0.1uF
16V
C104
10uF
10V
R104
14K
R119
10K
USB1_CTL
USB1_OCD
+3.3V
+5V
AR103
100
OPT
AR102
47K
AR101
10K
AR100
10K
AR104
47K
AR105
5.1
AR106
5.1
JK101
PPJ245N2-01
5A
[GN/YL]O-SPRING
6A
[GN/YL]E-LUG
4A
[GN/YL]CONTACT
5B
[BL]O-SPRING
7C
[RD1]E-LUG-S
5C
[RD1]O-SPRING
4C
[RD1]CONTACT
5D
[WH]O-SPRING
4E
[RD2]CONTACT
5E
[RD2]O-SPRING
6E
[RD2]E-LUG
JP107
JP108
JP109
JP110
D102
MMBD6100
A2
C
A1
+5V
AR107
10K
5V_HDMI_1
5V_HDMI_1
R101
100
R103
100
 
M1L
JACK INTERFACE
1
2013-07-13
7
<HDMI>
<USB_SIDE>
COMPONENT
<RS232C>
11.10.27
To Improve Ringing issue
LOW capacitance Part apply
<DSUB_RGB>
Jack Shield (HDMI1, HDMI2, RGB)
MAX 1.5A(USB 2.0)
Copyright ⓒ 2015 LG Electronics. Inc. All right reserved.
Only for training and service purposes
LGE Internal Use Only