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FlowChartofTroubleshooting
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52
BTCX_RXIND
6
G
N
D
7
VCO_VDD
8
LOCK
9
VDD_D
4
5
G
N
D
4
6
G
N
D
4
7
G
N
D
4
8
G
N
D
49
BTCX_WL
5
PLL_VDD
50
BTCX_BT
51
BTCX_PRI
38
SD_DAT1
39
SD_DAT0
4
VDD18
40
SD_CLK
41
SD_CMD
42
SD_DAT3
43
LOADSCR1
44
LOADSCR0
30
UART_RX
31
UART_TX
32
SPI_EXT_INT
33
SPI_MISO
34
SPI_CLK
35
SPI_MOSI
36
SPI_SS_N
37
SD_DAT2
2
3
G
N
D
2
4
G
N
D
2
5
G
N
D
2
6
G
N
D
27
VDD_A
2
8
G
N
D
29
DEBUG_EN
3
VDD33
1
6
G
N
D
17
PA_VDD
1
8
G
N
D
1
9
G
N
D
2
RST_N
2
0
G
N
D
2
1
G
N
D
2
2
G
N
D
1
DCDC_POR_N
1
0
G
N
D
1
1
A
N
T
2
1
2
G
N
D
1
3
A
N
T
1
1
4
G
N
D
1
5
N
C
MOD800
1 2
ANT800
R818
VWLAN30
C817
C809
C806
C807 C808
VWLAN30
R833
R825
R834
VWLAN30
R808
C805
R807
C816
VWLAN30 VWLAN18
C820
VWLAN30
C814 C815
VWLAN30
R820
4
G2
IN
1
OUT
2
MS-156(02)
RFS802
3
G1
C812
L804
L805
SPI_nCS
WLAN_INT
BTCX_WL
BTCX_PRI
BTCX_RXIND
SPI_CLK
SPI_MISO
SPI_MOSI
52
BTCX_RXIND
6
G
N
D
7
VCO_VDD
8
LOCK
9
VDD_D
4
5
G
N
D
4
6
G
N
D
4
7
G
N
D
4
8
G
N
D
49
BTCX_WL
5
PLL_VDD
50
BTCX_BT
51
BTCX_PRI
38
SD_DAT1
39
SD_DAT0
4
VDD18
40
SD_CLK
41
SD_CMD
42
SD_DAT3
43
LOADSCR1
44
LOADSCR0
30
UART_RX
31
UART_TX
32
SPI_EXT_INT
33
SPI_MISO
34
SPI_CLK
35
SPI_MOSI
36
SPI_SS_N
37
SD_DAT2
2
3
G
N
D
2
4
G
N
D
2
5
G
N
D
2
6
G
N
D
27
VDD_A
2
8
G
N
D
29
DEBUG_EN
3
VDD33
1
6
G
N
D
17
PA_VDD
1
8
G
N
D
1
9
G
N
D
2
RST_N
2
0
G
N
D
2
1
G
N
D
2
2
G
N
D
1
DCDC_POR_N
1
0
G
N
D
1
1
A
N
T
2
1
2
G
N
D
1
3
A
N
T
1
1
4
G
N
D
1
5
N
C
MOD800
1 2
ANT800
R818
VWLAN30
C817
C809
C806
C807 C808
VWLAN30
R833
R825
R834
VWLAN30
R808
C805
R807
C816
VWLAN30 VWLAN18
C820
VWLAN30
C814 C815
VWLAN30
R820
4
G2
IN
1
OUT
2
MS-156(02)
RFS802
3
G1
C812
L804
L805
SPI_nCS
WLAN_INT
BTCX_WL
BTCX_PRI
BTCX_RXIND
SPI_CLK
SPI_MISO
SPI_MOSI
VBAT
VWLAN30
C658
C651
VTV29
VWLAN18
7
VOUT4
18
R
E
F
10
TRIM
9
VDD
3
8
VDD
4
V
O
U
T
1
5
V
O
U
T
2
6
V
O
U
T
3
1
EN2
E
N
3
12 11
E
N
4
G
N
D
13 14
G
N
D
G
N
D
15 16
G
N
D
17
NC
NC
U616
2
EN1
VBAT
C648
C660
C646
VTV25
C659
VWLAN_EN
PWR_EN