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Flow Chart of Troubleshooting
VBAT
VBLU_EN
C209
VBLU_1.8
BT_RTS
BT_CTS
BT_TXD
BT_RXD
C214
C213
C212
U205
1
STBY
NC
2 GND
3 VIN
VOUT
GND
6
R206
U203
R209
8
22
RESETB
ANT
26
16
UART_CTS
PCM_CLK
14
13
UART_RTS
PCM_IN
17
9
UART_RX
PCM_OUT
2
20
UART_TX
PCM_SYNC
21
1
VDD_1.8V
PIO_0
18
25
VDD_REG
PIO_1
11
3
VDD_UART
PIO_2
4
PIO_3
5
7
GND
PIO_4_UART_TX2
12
6
GND
PIO_5_UART_RTS2
19
10
GND
PIO_6_UART_CTS2
23
15
GND
PIO_7_UART_RX2
24
GND
VBLU_1.8
R218
5
4
C210
ANT200
1
2
3
PCM_CLK
PCM_IN
PCM_OUT
PCM_SYNC
10-29
2
3
4
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