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Flow Chart of Troubleshooting
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9-7
ZD300
TA300
MIC_BIAS
C301
MIC300
C311
C305
R301
R312
ZD301
C304
C308
C316
C313
R306
C312
R302
MIC_P
MIC_N
R403
L404
L405
L403
R405
L400
9
9
21
NC
NC 22
NC 23
24
NC
NC 25
26
NC
27
NC
2
2
20
20
3
3
4
4
5
5
6
6
7
7
8
8
12
12
13
13
14
14
15
15
16
16
17
17
18
18
19
19
IFC400
1
1
10
10
11
11
L401
C403
R404
ZD400
C406
R402
R407
R400
L402
C402
C401
R406
VBAT
C405
VCHG_5V
R408
R411
D400
ZD401
ZD402
C404
EARP_CTS
JIG_ON_IF
VCM_RTS
EAR_N
AUX_DET
EAR_SW
UART0_RD
JIG_ON
EAR_MIC_N_IF
EAR_MIC_P_IF
UART0_TD
FM_ANT
UART1_RD
UART1_TD
UART1_RD_IF
UART1_TD_IF