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RS-A9/EW
10
1234
1234
C
D
F
A
B
E
3. BLOCK DIAGRAM AND SCHEMATIC DIAGRAM
3.1 BLOCK DIAGRAM
18
15
18
18
41
41
41
Ach
OPT-IN1
CN508
22
22
33
CN507
CN304
OPT1 1
INB OUTY
OPT IN1 DIN
MID OUT
LOW OUT
SW OUT
CN308 CN2101
REG
I
NJ
M
I
NJ
M
I
NJ
M
I
NJ
M
4
Q304
USB
CONNECTOR
CN514
CN513
CN651
X651
12MHz
D- 41
USBD-
USBD+
PA5/FRD
PA4/FWR
PC0/RXDO
PC1/TXDO
PC3/INT1
PC4/TO
XIN
XOUT
40
US+5V
USB SO
14
15
17
18
USB SI
USB BUSY
USRST
39
42
8
9
D+
OPT AUDIO IN1
IC 304
TC7SH32FU
USB
RESET
MUTE
CN801 CN2401
IP BUS
Q971
Q974 Q982 Q983
Q984
MUTE1
MUTE2
MUTE
UMUTE
DIR UNLOCK
Q973
ASENS
IC 752
TC7SET04FU
IC 701
HA12240FP
VDD3.3
2
1
3
4
6
1
TX
D+3.3V
D+5V
A+5V
A-5V
D+3.3V
D+5V
A+5V
A-5V
A+18VR
A+18VL
A-18VR
A-18VL
+18V_R
+18V_L
-18V_R
-18V_L
-18V_R
3
3
1
1
-18V_L
+18V_R
+18V_L
RX
IPPW
AMUTE
BMUTE
2
8
5
RMUTE
IC 651
AN2135S
Q700
VDD3.3
Q699
VDD OUT
IN_A
OUTY
BUS+
DINI
ROUT
STBY
BUS-
IC 751
S-80827CNUA
-B8M
IP-IN
UNIT
IP-OUT
UNIT
CN510
CN512
CN511
CN702
IP-BUS
IN:BLUE
IP-BUS
OUT:BLACK
CN509
CN701
BUS+
BUS-
BMUTE
ASENSB
ASENSB
BMUTE
BUS-
BUS+
1
5
4
8
1
5
4
8
8
4
5
1
8
4
5
1
BSENS
BU
6
5
4
CONTROL PCB
USB PCB
SW PCB
LOW PCB
MID PCB
Ach PCB
DSP UNIT
2
2
3
1
5
4
8
8
4
5
1
1
2
3
6
6
5
4
1
12
11
10
8
9
7
6
5
4
3
4
5
6
8
7
9
10
11
12
13
OUTPU
T
OUTPU
T
OUTPU
T
OUTPU
T
JTAG
JRST
JTD1
JTMS
JTCK
JTD4
JEMU
TDI1
TMS1
TDO1
TCK1
ASENS
BSENS
SW
OPT-OUT1
22
22
22
OUTY
INB
OPT IN2/OPT OUT1
OPT OUT2
OPT OUT3
OUTY
INB
OUTY
INB
4
4
4
1
1
1
CN502 CN501
CN301
OPO1
LOW
OPT-OUT2
CN504 CN503
CN302
OPO2
Q301
Q302
MID
OPT-OUT3
CN506 CN505
CN303
OPO3
Q303
OPT AUDIO OUT1
IC 301
TC7SET32FU
IC 302
TC7SET32FU
IC 303
TC7SET32FU
OPT AUDIO OUT2
OPT AUDIO OUT3
2
2
2
DIN
BCK0
LRCK0
SCK0
20
10
4
87
11
DIRRST
21
5, 9, 12
6, 8, 11
DIR
IC 2001
DIR1703E
TX+
SDATA
MCLK
SYNC
6
12
SCLK
11
13
DIT MID
X2001
11.2896MHz
IC 2101
DIT4096IPW
DIT MCK
IC 3007
TC74VHCT125AFT
5, 9, 12
6, 8, 11
DIT LRCK
IC 3009
TC74VHCT125AFT
5
6
TC
7
IC 2102
TC7SET32FU
IC 2132
TC7SET32FU
IC 2162
TC7SET32FU
6
12
11
11
13
6
12
6
5
4
2
42
1
13
12
10
9
3
11
8
13
TX+
SDATA
MCLK
SYNC
SCLK
DIT LOW
IC 2131
DIT4096IPW
TX+
SDATA
MCLK
SYNC
SCLK
DIT SW
IC 2161
DIT4096IPW
31 2 6 8 1019252721234
17
62
JTTD4
IC4951
TC7WZ34FU
JTEMU
JTTCK
JJJMS
JTTD1
JTTRST
IC4952
TC74VHC08FT
IC4953
TC7SH04FU
C
N
JTAG
JGND2
DITRST
RST
RST
RST
15
DITRST
15
DITRST
IPIN PCB
IPOUT PCB
C
B
G
K
J
I
E
F
H