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Flow Chart of Troubleshooting
10-22
VBAT
C437
R411
R410
TP400
1
2
NI
9
1
2
2
C
N
C
N
3
2
OUT
1
6
1
D
N
G
P
C2+
-
2
C
7
1
4
FADE
S
N
E
F
7
14
FL1
FL2
15
FLTMR
5
8
T
E
S
F
D
N
G
S
N
E
B
0
1
1
L
B
BL2
11
12
BL3
BL4
13
T
E
S
B
9
0
2
+
1
C
8
1
-
1
C
2
U404
AGND
3
6
C443
U405
C438
C439
FLASH_EN
VOUT
VOUT
LED1
LED2
LED3
TORCH_LIGHT_N
LCD_BL_EN
C508
C515
C512
D512
3 IN3
IN4
4
5
OUT1
OUT2
6
7
OUT3
OUT4
8
9
GND
GND
10
1 IN1
IN2
2
C511
C510
3
4 IN4
OUT1
5
6
OUT2
OUT3
7
8
OUT4
F502
GND
9
10
GND
IN1
1
2 IN2
IN3
C514
6
7
OUT3
OUT4
8
9
GND
GND
10
1 IN1
IN2
2
3 IN3
IN4
4
5
OUT1
OUT2
F501
C507
VDD_IO_HIGH_2.9V
31
8
VDD1.8V
VGH
9
VGL
11
28
_CS
_RD
29
_RESET
5
26
_WR
1
32
NC
RS
27
6
VCC2.8V
VCC2.8V
7
16
VCI1
10
VCOMH
2
VCOML
VDD0
17
4
FLM
GND
3
GND
25
30
GND
K1
13
14
K2
K3
15
NC
A
24
DB0
DB1
23
22
DB2
DB3
21
20 DB4
DB5
19
18 DB6
DB7
LCD500
12
C513
C509
LD(6)
LD(5)
LD(4)
LCD_WR
LCD_RS
LCD_CS
LCD_RD
LD(3)
LD(2)
LD(1)
LD(0)
LD(7)
LCD_RESET
LCD_FLM
LCD_ID
VOUT
LED1
LED2
LED3