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LGE Internal Use Only
Copyright © 011 LG Electronics. Inc. All right reserved.
Only for training and service purposes
4. TROUBLE SHOOTING
CIRCUIT
VCAM_IO_1V8
R606
100K
DNI
R603
R604
0
VBAT
C602
1u
1u
C601
C610
1u
1u
C609
C608
1u
FM_LNA_EN
VCAM_DIG_1V8
VCAM_ANA_2V8
2.2u
C605
2.2u
C611
C604
1u
RT9396
U601
24
23
22
21
20
19
18
8
7
6
5
9
4
10
3
11
2
12
1
31 41 51 61 71
L
C
S
A
D
S
N
E
M
W
P
F
C
D
N
G
P
LDO1
N2
C
LDO2
N1
C
LDO3
P1
C
LDO4
P2
C
AGND
VIN
LDOIN
LED6
LED5
LED4
LED3
LED2
LED1
VOUT
LCD_LED_CA5
LCD_LED_CA4
LCD_LED_CA3
LCD_LED_CA2
LCD_LED_CA1
LCD_PWM
I2C_SDA
I2C_SCL
FM_LNA_EN
LCD_BL_CTRL
TP7