Table of Contents
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F low Chart of Troubleshooting
HFR_P
MELODY_SEL
AMP_N
SPK_N
16
17
21
NC
22
NC
1
1S2
2
1-2IN
3
2S1
4
D2
5
6
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Typical 3.7V
VBAT
15
14
13
12
D4
11
U602
4S1
10
3-4IN
9
3S2
7
8
7- 18
ANR
LOUD_EN
HPR
R_CONTROL
AFL
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Table of Contents
