Sony NEX-3A Service Manual page 20

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