LG 65UH8500 Service Manual page 67

Remove OPT Ce-cap(22uF
C4700 C4701
10uF 10uF
10V 10V
OPT
R4700
2.2
USB2_DM0
R4701
2.2
USB2_DP0
value change
10K(2.63V) --> 4.7K(2.97V)
/USB_OCD3
USB_CTL3
R4702
10K
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.
Copyright 2015 LG Electronics Inc. All rights reserved.
Only for training and service purposes
+5V_USB_3
USB3 (2.0)
MAX 1.5A
+5V_USB_3
USB2_DM0_JACK
USB2_DP0_JACK
EAH63274301
PJDLC05C-02TB
D4700 JP4700
JP-BLOCK-USB
VBUS DM
GND DP
OCP USB3_2.0
+3.3V_NORMAL
EAN62871401
+5V_NORMAL IC4700
BD2242G
VIN VOUT
R4703
1 6
4.7K
C4702
GND ILIM
1uF 2 5
25V
EN OC
3 4
+5V_USB_3
PAGE 47
M16 2015.11.23
USB3_2.0 47 99
LGE Internal Use Only