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Flow Chart of Troubleshooting
9-33
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FM RADIO
1
0
V
1
0
0
n
F
C
3
2
0
1
0
0
5
1000nF
C319
1005
5
6
_SEN
RFGND
3
ROUT 13
S
C
L
K
7
8
S
D
IO
VA
16
VD 11
V
IO
10
_RST
18
G
P
IO
2
G
P
IO
3
17
LOUT
14
NC
1
N
C
20
N
C
23
22
N
C
9
R
C
L
K
SI4703-C19-GMR
FMIP
2
GND 15
GND 12
GND
4
G
N
D
21
19
G
P
IO
1
VREG_MSMP_2.6V
U303
V_BAT
R305
82K
1005
100PF
C315
1005
1000nF
C316
1005
I2C_SCL
I2C_SDA
FM_LOUT
FM_ROUT
FM_ANT
nFM_RST
F
M
_
IN
T
SLEEP_CLK_WIFI
Pleae place near Connector
C
6
1
8
C
6
2
0
C
6
2
3
C
6
1
7
C
6
0
7
R605
R610
C612
C611
C614
C613
C
5
P
V
D
D
B4
RXIN+
D4
RXIN-
C3
SCL
SDA
B3
V
D
D
B
1
A
3
V
S
S
INA1
INA2
D1
INB1
C2
C1
INB2
1
NC
NC
2
OUT+
B5
OUT-
D5
P
G
N
D
C
4
B2
BIAS
C1N
A4
A5
C1P
G
N
D
D
3
HPL
A2
A1
HPR
D2
U600
V_BAT
C
6
1
9
Z
D
6
0
3
Z
D
6
0
2
EAR_L
EAR_R
EARSPK_L
EARSPK_R
AMP_POUT
AMP_MOUT
I2C_SCL
I2C_SDA
SPK_L
SPK_R
Summary of Contents for GT-B7320L
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