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Flow Chart of Troubleshooting
VBT_EN
C135
LED_K2
FRAME_SYNC
LCD_D14
LCD_D12
LCD_D10
LCD_D8
LCD_D6
LCD_D4
LCD_D2
LCD_D0
LCD_WE
LCD_CS
VBAT
1 STBY
2
3
R122
2.7DV
R107
C146
SLC103
1 1
3 3
5
5
7 7
9
9
11
11
13
13
15
15
17
17
19
19
21
21
23
23
25
25
27 27
29
29
31 31
32
33 33
34 34
WE
35
35
36
CS
37 37
38
40
39
39
VBT_1.8V
U101
5
NC
GND
VOUT 4
VIN
GND
6
C136
2 2
4 4
6
6
8 8
10 10
R108
12
12
14 14
16
16
18 18
20
20
22
22
24
24
26
26
28 28
30
30
32
RS
36
RESET
38
40
10-16
LED_K1
LED_K3
LED_A
V117
LCD_D15
LCD_D13
LCD_D11
LCD_D9
LCD_D7
LCD_D5
LCD_D3
LCD_D1
LCD_RS
LCD_RESET
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