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Flow Chart of Troubleshooting
3-14
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R146
150K
R174
R176
C141
C180
C179
R175
C142
C181
C138
VCCD_2.9V
9
F
E
R
V
S
S
V
8
3
Q
RI/
4
T
S
R/
28 /WR
29 SDIN
32 SDOUT
17
1
T
U
O
P
S
18
2
T
U
O
P
S
15
SPVDD
S
S
V
P
S
16
SYNC
30
7
D
D
V
34 G
G 35
G 36
HPOUT-L/MONO 10
11
HPOUT-R
L
E
S
FI
5
6
C
L
L
P
31 SCLK
6
D
7
D
20
EQ1
12
13
EQ2
EQ3
14
2
1
T
X
E
2
T
X
E
19
G
33
U106
1
I
K
L
C
D0
27
26
D1
2
D
25
3
D
24
23
4
D
5
D
22
21
VBAT
N_
K
P
S_
A
P_
OI
D
U
A
P_
K
P
S_
A
P_
OI
D
U
A
)4
(
D
)3
(
D
D(1)
D(0)
CP_WEN
CP_OEN
A(0)
YMU_EN
N
E_
BI
V
CLK13M_YMU
)2
(
D
YMU_IRQ
MEM_RST
)5
(
D
)6
(
D
)7
(
D
R140
C137
R144
NO2
1 V+
9
GND 6
GND
11
4 IN1
IN2 8
5 NC1
7
NC2
2 NO1
10
U104
COM1
3
COM2
VBAT
R141
AUDIO_PA_SPK_N
AUDIO_PA_SPK_P
AOUTAN
AOUTAP
AUDIO_SEL
SPK_P
SPK_N