LG 65UH8500 Service Manual page 65

Remove OPT Ce-cap(22uF
C4500
10uF
R4507
2.2
USB3_DM1
R4508
2.2
USB3_DP1
value change
10K(2.63V) --> 4.7K(2.97V)
/USB_OCD2
USB_CTL2
R4501
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_2
USB2 (2.0)
MAX 1.5A
C4504
10uF
10V 10V
OPT
EAH63274301
PJDLC05C-02TB
D4500 JP-BLOCK-USB
VBUS
GND
OCP USB2_2.0
+3.3V_NORMAL
EAN62871401
+5V_NORMAL
IC4501
BD2242G
VIN VOUT
R4502
1 6
4.7K
C4502
GND ILIM
1uF 2 5
25V
EN OC
3 4
+5V_USB_2
USB3_DM1_JACK
USB3_DP1_JACK
JP4504
DM
DP
+5V_USB_2
PAGE 45
M16 2015.11.23
USB2_2.0 45 99
LGE Internal Use Only