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Flow Chart of Troubleshooting
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7-9
Microphone
16
G 17
18
G
7
88
9
9
G
11 12
GG
13 14
G
15
G
G
1
1
10 10
22
3
3
44
5
5
66
7
0-1674432-
1
CN400
C461
100nF
C465
33PF
C46
9
15pF
C459
9pF
VBATT
1K
R417
NC
C493
C491
27pF
VDD_L
P
1
2
3
4
5
6
7
8
C481
15pF
GMF05LC-HS3
ZD403
MIC_BIAS
U40 1
R1180Q181B-TR
1
CE
2 GND
4
VDD
VOUT 3
MIC_BIAS
1.2K
R416
R413
1K
L403
BLM10B750SBPT
1.2K
R414
1UF
C45
6
C480
33PF
15pF
C467
C492
C490
100nF
27pF
VDD_LP
C455
9pF
C476
15pF
C454
9pF
C453
15pF
C462
15pF
22
V+
14
4S2
13
16
D1
D2
4
8
D3
12
D4
GND
6
GND
17
21
NC
NC
1S1
15
1S2
1
3
2S1
2S2
5
10
3-4I N
7
3S1
3S2
9
4S1
11
STG3699AQTR
U404
1-2I N
2
C458
15pF
VBATT
6.3V
100UF
C471
2.2UF
C457
33UF
C460
4V
4
5
6
7
8
ZD404
GMF05LC-HS3
1
2
3
16
R420
C468
9pF
C464
NC
C496
NC
9pF
C470
COM
5
GND
3
IN
1
4
NC
6
NO
2
V+
U402
DG2011
15pF
C477
9pF
C452
C463
9p F
100K
R415
100K,1%
R412
C494
27pF
27pF
C495
C466
100nF
L402
BLM10B750SBPT
C475
100UF
6.3V
MIC2P
MIC2N
MIC_BIAS_ON
KEY_3
VOICE_AUDIO_MODE
EAR_L
EAR1OP
EAR1ON
EAR_R
JACK_I
N
SCAN_5