LG 55UH615 - Page 49

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.
+3.3V_NORMAL
+5V_NORMAL
USB_CTL3_0
R4403
4.7K
USB_SIDE
+5V_USB_2
R4402
10K
USB_SIDE
/USB_OCD3_0
C4402
0.1uF
16V
USB_SIDE
USB3_DM0
USB3_DP0
USB3_TXM0
USB3_TXP0
ZD4400
5V
USB_SIDE_ESD_DIODE
M4400
JP-BLOCK-USB
VBUSDM
DP GND
+5V_USB_2
D4400 DF3D6.8MS
USB_SIDE
C4400
10uF
10V
JK4400
3AU04S-305-ZC-(LG)
USB_SIDE
1234
5
C4401
10uF
10V
USB3_RXM0
USB3_RXP0
/USB_OCD1
USB_CTL1
USB_DM1
USB_DP1
R4401 2.2
USB_SIDE
R4400 2.2
USB_SIDE
IC4400
BD2242G
USB_SIDE
3
EN
2
GND
4
OC
1
VIN
6
VOUT
5
ILIM
R4404
14K
1%
USB_SIDE
K2H
15
2015.02.11
USB 2 & 3 26
043.sht
10K(2.63V) --> 4.7K(2.97V)
value change
MAX 1.0A
USB2
Copyright © 2016 LG Electronics Inc. All rights reserved.
Only for training and service purposes
LGE Internal Use Only