4. TROUBLE SHOOTING
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Only for training and service purposes
LGE Internal Use Only
4.12.2 Sub 0.3M Camera troubleshooting
0.3M camera control signals are generated by OMAP4430(U501), and Power is supplied by LP8720(U1001)
C1010
1u
U1001
LP8720TLX
EUSY0227205
B1
E1
C2
B2
C1
E2
D3
C3
A1
C4
B3
A3
D4
E3
D2
B4
E4
A2
D1
A4
VBAT
T
VIN2
VIN1
VINB
LDO1
FB
SW
GNDB
LDO2
IRQ_N
SDA
LDO3
SCL
DVS
EN
LDO4
DEFSEL
IDSEL
LDO5
GN
D
C1002
2.2u
C1004
2.2u
10u
C1001
C1011
1u
1u
C1012
C1014
1u
C1013
1u
2.2u
C1003
2.8V_5M_VANA
1.8V_5M_VIO
VBAT
VT_1.8V_VDIG
VT_2.8V_VANA
2.8V_5M_VCM
R1002
100K
R1001
10K
I2C3_SCL
I2C3_SDA
CAM_SUBPM_EN
revA(use DC/DC) -> revB
SUB PMIC-CAM POWER
revA -> revB 10K Added
TP2:C1011
VT_2.8V_VANA
TP2:C1010
VT_1.8V_VDIG