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USB DOWN STREAM
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.
+5V_USB_1
USB_DP1
D4500
RCLAMP0502BA
OPT
R4500
10K
OPT
/USB_OCD1
+5V_USB_1
C4500
0.1uF
16V
JK4500
3AU04S-305-ZC-(LG)
1234
5
USB_CTL1
USB_DM1
+3.3V_NORMAL
R4501
10K
+5V_NORMAL
C4501
10uF
10V
C4502
10uF
10V
IC4500
BD82020FVJ
3
IN_2
2
IN_1
4
EN
1
GND
5
OC
6
OUT_1
7
OUT_2
8
OUT_3
DVR Ready
OCP USB1
USB1
MAX 1.5A
Copyright © 2013 LG Electronics. Inc. All rights reserved.
Only for training and service purposes
LGE Internal Use Only