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+3.3V_NORMAL
R4501
4.7K
value change
10K(2.63V) --> 4.7K(2.97V)
/USB_OCD1
USB_CTL1
R4500
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 © 2014 LG Electronics. Inc. All rights reserved.
Only for training and service purposes
OCP USB1
+5V_USB_1
+5V_NORMAL
OCP_ROHM
IC4500
BD2242G
VIN
VOUT
1
6
C4500
GND
ILIM
0.1uF
2
5
16V
EN
OC
3
4
OCP_DIODES
C4501
C4502
10uF
22uF
10V
10V
USB_DM1
DEV_AP2553W6_DIODES
USB_DP1
IC4500-*1
AP2553W6-7
IN
OUT
1
6
GND
ILIM
2
5
EN
FAULT
3
4
DEV_RCLAMP0582B
D4500-*1
RCLAMP0582B
+5V_USB_1
USB1 (2.0)
MAX 1.5A
3AU04S-305-ZC-(LG)
JK4500
MID_LG1311
USB 1(DVR)
PAGE 14
2013.04.03
1
LGE Internal Use Only
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