Samsung GT-B7300 Service Manual page 32

Flow Chart of Troubleshooting
VAP_SYS_3.0V
R417
AP_nRST_IN
1
3
2
4
5
R422
D400
SAMSUNG Proprietary-Contents may change without notice
This Document can not be used without Samsung's authorization
R423
L403
L404
L405
PM_SET1
PM_SET2
PM_SET3
PM_PWR_EN
PS_HOLD
TP_PS_HOLD
SW_RST
nPOWER
PWR_I2C_SCL
PWR_I2C_SDA
nBATT_FAULT
C446
C435
9-8
U404
F5
VCC_COIN
E1
LX1
G2 F1
LX2 IN1
G5 G1
LX3 IN2
G6
IN3
D4 A2
SET1 IN4
D3 C1
SET2 IN5
D2 C6
SET3 IN6
B4 E2
PWREN BUCK1
E3 F2
PWRON BUCK2
F3 F4
PWRHOLD BUCK3
B5 F6
MR\ LDO1
C5 B1
ONO\ LDO2
E4 A1
RSO\ LDO3
A3
LDO4
C3 A4
SCL LDO5
C2 A6
SDA LDO6
B3 B6
SRAD LDO7
C4 D6
LBOB LDO8
B2 E6
JIGON LDO9
A5
REFBP
D5
AGND1
1 E5
NC AGND2
2 D1
NC PGND1
G3
PGND2
G4
PGND3