LG GT350 Service Manual page 68

VCHG_OUT
C312
TP2
Copyright © 2010 LG Electronics. Inc. All right reserved.
Only for training and service purposes
Single Charging IC for uUSB
VBUS_VCHG
TP1
C303
1u
(1608,25V,K,X5R)
1
IN
2
ISET
3
VSS1
4
LDO
5
IFULL
R326 R301
0.1u
820 3.3K
(1%) (1%)
(645mA) (100mA)
VBAT
C304
1u
(1608,25V,K,X5R)
11
PGND
10
BAT
9
U301
_PG
BQ25040
8
CHG
EUSY0388501
7
VSS2
6
EN_SET
- 69 -
4. TROUBLE SHOOTING
2V62_VIO
R305 R306 R307
100K 100K
DNI
_PPR
_CHG_EOC
_CHG_EN
LGE Internal Use Only