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: CD SIGNAL LINE
: TUNER/AUX SIGNAL LINE
: USB SIGNAL LINE
FROM/TO AUDIO
TO SYSTEM CONTROL
BLOCK (2/3)
FROM/TO
POWER SUPPLY
DC DET AMP
IC1001
SOC
I2C SDA
76
SDA0
I2C SCL
75
SCL0
GPIO16
108
DSP SDO0
81
DATAO1
LRCKI1
110
FOR AKX660
TUN WCK
83
LRCKO1
IC2006
DSP WCK
IO EXPANDER
BCKI1
111
TUN BCK
82
BCKO1
DSP BCK
DSP RESET
77
USB_SEL
DSP MUTE
72
DSP_MUTE
TUN RST
94
GREEN LED
MPORT DET
2
MPORT DET
TUN SDO
112
DATAI1
TUN INT
TUN_INT
116
ILLUMINATION
40
ILLUMINATION
FOR AKX880
FOR AKX880
IC1006
IO EXPANDER
DC DET PWR
107
GPIO15
USB OVC
USB OVC
117
PDET +36V
74
PDET +36V
SYNC
109
GPIO17
SMPS ID
37
SMPS ID
NRST
1
RESETX
PCONT
105
GPIO13
PCONT2
106
GPIO14
LED P0
13
LED P0
LED P2
14
LED P2
FOR AKX880
LED P3
15
LED P3
SMPS BP
26
SMPS BP
AM BP 22
FOR AKX600
ANA SEL 14
TUN RST 15
MAIN P.C.B.
IC2102
FAN CONTROL
Q2100,Q2103,Q2104,Q2106
Q2108,Q2110,Q2111,Q2112
D6801,D6802
DC DET AMP
+15V
FAN
CONTROL
CIRCUIT
POWER MODE
POPWER MODE 7
TO
POWER SUPPLY
USB B PCONT
11
USB B PCONT
USB A PCONT
12
USB A PCONT
DSP RESET
TO AUDIO
DSP RST 6
FAN C2
4
FAN C1
5
FAN C2
4
QR1201
FAN OUT
SWITCH
FAN C1
5
AM BP 23
AM BP
POPWER MODE 7
POWER MODE
TO
POWER SUPPLY
USB B PCONT
USB B PCONT
27
USB A PCONT
28
USB A PCONT
ANAL SEL
ANAL SEL 10
DSP RST 6
DSP RESET
TO AUDIO
TUN RST 11
TUN RST
33
FAN UNIT (REAR)
CN2102
POSITIVE
+
2
CN2102
-
NEGATIVE
1
FAN UNIT (INTERNAL)
POSITIVE
CN2101
+
2
NEGATIVE
CN2101
-
1
SA-AKX660PN/PS,SA-AKX880PN/PS SYSTEM CONTROL (3/3) BLOCK DIAGRAM
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