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4. TROUBLE SHOOTING
- 81 -
LGE Internal Use Only
Copyright © 011 LG Electronics. Inc. All right reserved.
Only for training and service purposes
CIRCUIT
VDD_IO_1V8
100K
R612
TP606
VBAT
2.2u
C605
VPA_2V85
CN601
21
20
22
19
23
18
24
17
25
16
26
15
27
14
28
13
29
12
30
11
31
10
32
9
33
8
34
7
35
6
36
5
37
4
38
3
39
2
40
1
1u
C611
1u
C612
VA601
VDD_IO_1V8
LCD_LED_CA5
LCD_LED_CA4
LCD_LED_CA3
LCD_LED_CA2
LCD_LED_CA1
LCD_PWM
LCD_VSYNC_OUT
LCD_F_DATA[2]
LCD_F_DATA[3]
LCD_F_DATA[1]
LCD_F_DATA[0]
LCD_F_DATA[7]
LCD_F_DATA[5]
LCD_F_DATA[4]
LCD_F_WR_N
LCD_F_CS_N
LCD_F_RS
LCD_F_DATA[6]
LCD_RST_N
LCD_IFMODE
LCD_MAKER_ID
ENBY0036001
GB042-40S-H10-E3000
0
R605
R604
0
VBAT
C602
1u
1u
C601
C609
1u
1u
C608
C607
1u
FM_LNA_EN
VCAM_DIG_1V8
VCAM_ANA_2V8
2.2u
C604
2.2u
C610
C603
1u
100K
R606
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
LCD_BL_CTRL
I2C_SDA
I2C_SCL
TP7
15pF
FL603
01
5
6
4
7
3
8
2
9
1
INOUT_A1
INOUT_B1
INOUT_A2
INOUT_B2
INOUT_A3
INOUT_B3
INOUT_A4
INOUT_B4
1
G
2
G
FL601
15pF
01
5
6
4
7
3
8
2
9
1
INOUT_A1
INOUT_B1
INOUT_A2
INOUT_B2
INOUT_A3
INOUT_B3
INOUT_A4
INOUT_B4
1
G
2
G
15pF
FL602
01
5
6
4
7
3
8
2
9
1
INOUT_A1
INOUT_B1
INOUT_A2
INOUT_B2
INOUT_A3
INOUT_B3
INOUT_A4
INOUT_B4
1
G
2
G
LCD_RS
LCD_CS_N
LCD_F_DATA[2]
LCD_F_DATA[3]
LCD_F_DATA[1]
LCD_F_DATA[0]
LCD_F_DATA[7]
LCD_F_DATA[5]
LCD_F_DATA[4]
LCD_F_WR_N
LCD_F_CS_N
LCD_F_RS
LCD_F_DATA[6]
LCD_WR_N
LCD_D[07]
LCD_D[06]
LCD_D[05]
LCD_D[04]
LCD_D[03]
LCD_D[02]
LCD_D[01]
LCD_D[00]
TP6
TP1
TP
TP3
TP4
TP5