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NEX-3A/3D/3K/5A/5D/5CD/5K/5CK/5H_L3
6-12
29
1
2
3
4
5
6
7
8
9
10
11
12
A
B
C
D
E
F
G
H
A
B
C
D
E
F
G
H
D_GND
SP_GND
REG_GND
MIC_GND
R1909
2200
OR_SO_BB
R1912
10k
10u
C1911
C1914
1u
I2S_SI
R1913
XX
CL1903
I2S_SO
1
MPWR
2
VCOM
3
AVSS
4
AVDD
5
VCOC
6
NC
7
PDN
8
CSN
9
CCLK
10
CDTIO
11
SDTI
12
SDTO
13
LRCK
14
BICK
15
DVDD
16
DVSS
18
MCKO
19
SPN
20
SPP
21
SVDD
22
SVSS
23
NC
24
NC
25 NC
17
MCKI
26 ROUT
28 MIN
32 RIN1/IN1+
29 RIN2/IN2-
30 LIN2/IN2+
31 LIN1/IN1-
27 LOUT
C1912
0.01u
L1901
100uH
OR_SCK_BB
C1909
2.2u
R1903
XX
D_3.15V_AUDIO
C1913
XX
SP-
R1904
XX
R1910
33k
XOR_CS_AUDIO
SP+
I2S_LRCK
A_3.15V_AUDIO
R1908
2200
REG_GND
ORPAN_L_AUOUT
I2S_SCK
C1908
XX
C1910
10u
R1901
XX
R1902
XX
EX_MIC_R
EX_MIC_L
REG_GND
D_GND
REG_GND
MIC_GND
CL1901
CL1902
R1911
XX
R1907
XX
R1905
XX
R1906
XX
EX_MIC_GND
LND191
INT_MIC_L
LND192
MIC_GND
R1914
XX
INT_MIC_R
MIC_GND
REG_GND
SP_GND
CL1904
EX_MIC_GND
MIC_GND
MIC902
(MICROPHONE UNIT)
IC1901
AK4646EZ
AUDIO AMP
0.1u
C1907
0.1u
C1906
0.1u
C1905
0.1u
C1904
C1903
0.01u
C1901
XX
C1902
XX
Note: MIC902 is not included in SY-258 complete board (service).
XX MARK:NO MOUNT
AUDIO AMP
SY-258 BOARD (10/21)