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Flow Chart of Troubleshooting
10-13
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<AUDIO AMP (SAPA2)>
T
P
_
R
C
V
_
N
T
P
_
R
C
V
_
P
R503
VREG_MSMP_2.6V
R502
R506
R504
C501
C502
C505
C514
C513
VREG_MSME_1.8V
R501
C504
C509
C506
C515
R507
R508
C512
TA500
VBATT
C507
R500
C503
VDR
6
5 VMID
7 VSR
VREG_MSMP_2.6V
PVDDR
8
S
C
K
1
31
S
C
K
2
26
4 SCL
3 SDA
32
S
D
I1
S
D
I2
27
24
SYSCLK
O
U
T
R
A
O
U
T
R
B
11
23
PDN
P
G
N
D
L
15
P
G
N
D
R
10
21
PLLAVDD
22
PLLDVDD
19
PLLGND
17
PVDDL
5
2
0
3
L
R
C
K
2
1 MCK|TEST
N
C
34 35
N
C
2
NC
36
16
O
U
T
L
A
O
U
T
L
B
14
9
29
D
G
N
D
28
D
V
D
D
20
FILTER
3
3
GND
13
H
P
O
U
T
L
12
H
P
O
U
T
R
2 IOVDD
L
R
C
K
1
VREG_MSME_1.8V
U500
18
AGND
C516
C510
C500
TA501
L501
C511
R505
TP500
C508
TA502
L502
L503
L500
SPK_P_OUT
SPK_N_OUT
I2C_SCL
BUFF_TCXO
EAR_SW_R
EAR_SW_L
P
C
M
_
C
LK
I2
S
_S
S
C
K
I2C_SDA
P
C
M
_
D
O
U
T
I2
S
_S
S
D
O
P
C
M
_
S
Y
N
C
I2
S
_S
W
S
<SPK/RCV/MTR CONNECTOR>
R722
C719
R723
R721
C721
V
R
7
20
C722
R724
V
R
71
8
C720
11
NC NC
12
10
2
2
3 3
4
4
5 5
6
6
7 7
8
8
9 9
HDC703
1 1
10
V
R
71
7
TA700
D701
3
1
2
VMOT_3.3V
V
R
7
19
C718
SPK_P_OUT
SPK_N_OUT