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Flow Chart of Troubleshooting
9-16
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VEXT_5V
USB_VBUS_5V
C435
VREG_MSMP_2.6V
R426
3
11
8
GND
ICDL 9
IMIN 6
2 USB
7
USBON
4 _CHG
5 _EN
_PPR
U402
BAT 10
1
CRDL
GND
USB_VBUS_5V
R428
R430
R427
VBATT
C437
R429
C436
C438
CHG_INDICATE
ICHRG
CHG_EN_N
C523
8
2
5
C
9
2
5
C
C538
0
0
6
C
C605
C606
C607
0
0
6
D
D6
03
D606
0
0
6
C
F
I
0
0
6
L
L601
L602
R603
R604
8
0
6
R
9
0
6
R
3
1
6
R
5
1
1
C
S
SC
12
0
TA600
BTC700
C733
4
3
7
C
5
3
7
C
2
0
7
D
0
0
7
A
T
C405
1
1
4
C
C420
C423
C428
C433
C435
6
3
4
C
C437
C438
9
0
6
C
0
1
6
C
1
1
6
C
4
0
6
L
6
0
4
R
8
0
4
R
1
1
4
R
4
1
4
R
R415
R416
3
2
4
R
6
2
4
R
7
2
4
R
8
2
4
R
9
2
4
R
0
3
4
R
2
0
4
U
U602