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VWLAN_1.2V
C306
BT_CLK_REQ
BT_PCM_CLK
BT_PCM_OUT
BT_PCM_IN
BT_PCM_SYNC
BT_RTS
BT_CTS
BT_TXD
BT_RXD
BT_CLK
BT_HOST_WAKE
BT_nRST
ANT301
TP_BT_RST
1
C310
1
2
2
3
3
BT, WIFI Combo
VREG_MSMP_2.6V
C312
C313
BT_CLK
3
4
VREG_MSMP_2.6V
C314
WLAN_CLK
OUT
VDD
GND
SW
2
1
VCO300
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V_BAT
VREG_BT_1.8V
VREG_MSMP_2.6V
SDIO_CLK
SDIO_CMD
SDIO_DATA_0
38
BT_CLK_32K
SDIO_DATA_1
5
BT_CLK_EN
SDIO_DATA_2
30
BT_CLK_REQ_IN
SDIO_DATA_3
35
BT_CLK_REQ_OUT
TXDO
45
BT_PCM_CLK
RXDO
43
BT_PCM_IN
46
BT_PCM_OUT
LF_XTALI
44
BT_PCM_SYNC
XTALI
XTALO
25
BT_UART_CTS
26
BT_UART_RTS
CLK_REQ
24
BT_UART_RX
23
BT_UART_TX
GPIO5
WOW
31
BT_XTALI
CHIP_PWD_L
32
BT_XTALO
SYS_RST_L
27
BT_HOST_WAKE
NC
39
BT_RESETB
NC
NC
41
RF_IN_OUT_1
NC
NC
NC
MOD300
VREG_MSME_1.8V
U302
5
1
BT_CLK_REQ
VCC
B
4
Y
2
WLAN_CLK_REQ
A
GND
3
BT, WIFI TCXO
9-73
Flow Chart of Troubleshooting
13
WLAN_SD_CLK
17
WLAN_SD_CMD
10
WLAN_SD_DATA(0)
15
WLAN_SD_DATA(1)
16
WLAN_SD_DATA(2)
3
WLAN_SD_DATA(3)
55
1
19
SLEEP_CLK_WIFI
7
R302
6
WLAN_CLK
2
WLAN_CLK_REQ
50
8
WAKE_ON_WLAN
TP_WLAN_nSLEEP
9
WLAN_nSLEEP
11
nWLAN_RST
TP_WLAN_RST
22
34
37
48
49
36
VWLAN_1.2V
U301
4
VOUT 1
VDD
R306
2
3
CE
GND
5
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