LG 47LA790V Service Manual page 34

+3.3V_NORMAL
R4500
R4501
10K
10K
OPT
+5V_NORMAL
C4500
0.1uF
16V
/USB_OCD1
USB_CTL1
OCP USB2/3
+5V_NORMAL
C4302
0.1uF
16V
USB_CTL3
USB_CTL2
THE SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INCORPORATES
SPECIAL FEATURES IMPORTANT FOR PROTECTION FROM X-RADIATION.
FILRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS
ESSENTIAL THAT ONLY MANUFATURES SPECFIED PARTS BE USED FOR
THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC.
Copyright © 2013 LG Electronics. Inc. All rights reserved.
Only for training and service purposes
OCP USB1
IC4500
BD82020FVJ
+5V_USB_1
GND OUT_3
1 8
IN_1 OUT_2
2 7
C4501
IN_2 OUT_1
3 6 10uF
10V
EN OC
4 5
+3.3V_NORMAL
IC4306
TPS2066CDGNR
[EP]GND
GND FLT1
1 8
/USB_OCD3
+5V_USB_3
IN OUT1
2 7
+5V_USB_2
EN1 OUT2
3 6
EN2 FLT2
4 5 /USB_OCD2
C4337
C4301
10uF
10uF
10V 10V
USB3_DM
USB3_DP
USB3_RX0M
USB3_RX0P
USB3_TX0M
USB3_TX0P
USB2 (2.0)
+5V_USB_2
MAX 1.0A
3AU04S-305-ZC-(LG)
JK4302
USB_DM2
USB_DP2
C4322
10uF
10V
+5V_USB_1
USB1 (3.0)
MAX 1.2A
C4400
10uF
JK4400
10V
SJ113262
VBUS
1
D-
2
D+
3
GND
4
STDA_SSRX-
5
STDA_SSRX+
6
GND_DRAIN
7
STDA_SSTX-
8
STDA_SSTX+
9
10
SHIELD
USB3 (2.0)
+5V_USB_3
MAX 1.0A
3AU04S-305-ZC-(LG)
USB_DM3
USB_DP3
C4310
10uF
10V
BSD-NC4_H044-HD
USB JACK
JK4300
2012-11-09
LGE Internal Use Only