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4.5 Charging Trouble
TEST POINT
CN202
CIRCUIT
V_BUS
VBUS_REG
R209
C222
0.1u
820
820 ohm,1/16W ,F ,1005 ,R/TP
Copyright © 2010 LG Electronics. Inc. All right reserved.
Only for training and service purposes
U201
1
VIN
2
U201
ISET
3
RT9524
GND1
4
LDO
5
IEOC
EUSY0410801
R208
3K
3000ohm,1/16W,F,1005,R/TP
4. TROUBLE SHOOTING
Figure 4.5.1
VBAT
R211
11
100K
PGND
10
BATT
9
PGB
8
CHGSB
7
GND2
6
EN_SET
C211
DNI
70/140
- 67 -
4. TROUBLE SHOOTING
VIO
PGB
CHG_EN
R239
10K
LGE Internal Use Only
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