LG 65UG8709 - USB Interface Schematics; USB Downstream and Hub

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.
IR/KEY
2014-12-25
41
LM15U
Q4100
MMBT3904(NXP)
LOGO_LIGHT
E
B
C
EYE_SDA
+3.5V_WIFI
R4101 33
WIFI_DP
C4104
0.1uF
R41080
LOGO_LIGHT
C4110
22uF
10V
C4101
0.1uF
16V
LOGO_LIGHT
C4102
0.1uF
16V
OPT
C4105
100pF
50V
R4111
100
M_RFModule_RESET
C4107
5pF
50V
R4100
10K
OPT
EYE_SCL
R4115
10K
1%
P4100
SMAW200-H18S5
14
KEY2
9
SDA
4
USB_DM
18
GND
13
GND
8
GND
3
BT_RESET
17
LED_R
12
KEY1
7
WOL
2
+3.5V_WOL
16
+3.5V_ST
11
SCL
6
USB_DP
1
GND
15
IR
10
GND
5
NC
19
GND
WOL/WIFI_POWER_ON
IC4100
AP2191WG-7
3
FLG
2
GND
4
EN
1
OUT
5
IN
+3.5V_ST
R4116
10K
1%
R4112
100
C4111
0.1uF
UG87_EMS
C4103
0.1uF
WIFI_EN
D4100 RCLAMP0502BA
IC4101
AO-R123C7G-LG
IR_PROTO
G
GND
V
VS
O
OUT
R4110
10K
5%
KEY1
LOGO_LIGHT
+3.5V_ST
R4104
1K
LOGO_LIGHT
IR
+3.5V_WIFI
C4109
5pF
50V
R4103 330 1/16W 5%
IR_PROTO
R4102 10K
LOGO_LIGHT
IR
+3.5V_ST
C4112
0.1uF
UG87_EMS
LOGO_LIGHT_WAFER
R4105 47 1/10W 5%
IR_PROTO
WIFI_DM
C4108
0.1uF
LED_R
AR4100
33
1/16W
LOGO_LIGHT
+3.5V_ST
+3.5V_ST
KEY2
LOGO_LIGHT_WAFER
C4100
0.1uF
R4109
1.8K
LED_R
C4106
1000pF
50V
WIFI_EMI
C4113
0.1uF
16V
R4119
10K
OPT
AR4101
100
AR4102
100
R4113
0
R4114
0
WIFI POWER ENABLE CONTROL
Place Near Micom
Place Near Wafer
SMD bottom -> Page 135
For UG87 EMS RS
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Only for training and service purposes
LGE Internal Use Only