Table of Contents
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Flow Chart of Troubleshooting
V
VBAT
VGPIO_2.8V
1
2 2
1
3
4
4
3
5
6
5
6
7
8 8
7
9
10
9
10
11
12
11
12
13
14
13
14
15
16
15
16
17
18
17
18
19
20
19
20
21
22 22
21
23
24
23
24
25
26 26
25
27
28
27
28
29
30
29
30
31
32 32
31
33
34 34
33
NC NC
35
36
HDC400
03
C417
C418
C419
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C420
C421
C422
C423
C424
C425
9-18
L401
SPK_N
LCD_BL_EN
D(6)
D(4)
D(2)
D(0)
A(20)
LCD_CS
KEY_SLIDE_EN
KEYIO(0)
KEYIO(2)
KEYOUT(3)
C404
C406
C407
C408
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