33
SA-AKX600LM,SA-AKX800LM SYSTEM CONTROL (3/3) BLOCK DIAGRAM
TO SYSTEM CONTROL
BLOCK (2/3)
: CD INPUT SIGNAL LINE
: USB SIGNAL LINE
: TUNER/AUX INPUT SIGNAL LINE
FROM/TO
POWER SUPPLY
TO
POWER SUPPLY
TO AUDIO
P15 5
SOC
IC1001
MAIN P.C.B.
GPIO11
94
DSP RESET
77
GPIO7
72
MPORT DET
2
DC DET AMP
SMPS BP
P12 2
15V REG BP
P3 24
ANA SEL1
P4 25
ANA SEL2
P7 28
USB A PCONT
P6 27
USB B PCONT
P16 6
POWER MODE
DSP WCK
TUN RST
DSP RESET
DSP MUTE
MPORT DET
IO EXPANDER
IC8006
FAN OUT
DC DET AMP
FAN CONTROL
IC2102
Q2100,Q2103,Q2104,Q2106
Q2108,Q2110,Q2111,Q2112
+15V
FAN UNIT (REAR)
POSITIVE
NEGATIVE
CN2102
CN2102
+
-
2
1
FAN UNIT (INTERNAL)
POSITIVE
NEGATIVE
CN2101
CN2101
+
-
2
1
FAN
CONTROL
CIRCUIT
GPIO16 108
USB B OVC
FROM/TO AUDIO
0
4
6
N
I
D
A
ILLUMINATION
PCONT
GPIO12
95
PDET +36V
GPIO10
13
SYNC
TUN INT
TUN SDO
LRCKO1
83
BCKO1
82
DATAO1
81
TUN WCK
GPIO18
116
DATAI1
112
LRCKI1
110
TUN BCK
DSP BCK
DSP SDO0
DATAO2
84
DSP SDO1
BCKI1
111
GPIO13
105
GPIO17
109
DC DET PWR
DC DET PWR
GPIO15
107
PCONT2
GPIO14
106
SMPS ID
8
3
4
N
I
D
A
NRST
RESETX
1
I2C SCL
I2C SDA
6
7
0
A
D
S
5
7
0
L
C
S
QR1201
SWITCH
P13 3
P14 4
FOR AKX800