134
1
2
3
4
5
6
7
8
DIN
#1
#2
ADC
#1
#8
ADC
#2
#7
DIN
#3
#4
ADC
#3
#6
ADC
#4
#5
DIN
#5
#6
DIN
#7
#8
MIXOUT
DAC
1
DSP
R–>V
CONVERT
REMT-VOL1
REMT-VOL2
RS232
MODE SW
MATRIX/MIXER
1
2
3
4
5
6
7
8
9
10
11
12
13
14
H
E
H
E
CI1
CI2
CI3
CI4
E
CO1
CO2
CO3
CO4
E
DI1
DIS1
DI2
DIS2
DI3
DIS3
DI4
DIS4
EEPROM
I2C
CPU
DI1
DI2
DI3
DI4
DI1
DI2
DI3
DI4
DI1
DI2
DI3
DI4
TXDM8
RXDM8
I2C
DOUT
1
2
3
4
5
6
7
8
2
MIXOUT
MIXOUT
MIXOUT
MIXOUT
Dout 1
Dout 2
Dout 3
Dout 4
Dout 1
Dout 2
Dout 3
Dout 4
Dout 1
Dout 2
Dout 3
Dout 4
MIXOUT
AIN
AIN
AIN
AIN
AIN
AIN
AIN
AIN
MIXOUT
MIXOUT
TXD
RXD
LPF
LPF
TXD
I2C
RXD
CONTROL I/O
RXD
TXD
MODE
232RXD
232TXD
I2C
I2C
I2C
I2C
I2C
I2C
I2C
I2C
I2C
1
8
1
2
1
2
2
7
3
6
4
5
INTERNAL ADC / MODULE I2S
AC IN
MAIN_TRANS
SUB_TRANS (FAN)
+24 V
–24 V
+6 V
DSP/AD/DA
+3.3 VBU CPU
–30 V
AC5 V
VFD
AC5 V
NE5532
POWER
AMP
POWER
AMP
SPEAKERS
CH 1
FAN
RELAY
NE5532
RELAY
–
DIGITAL AMP MODULE
AC
AC
+
CH 2
SLOT#1
SLOT#2
SLOT#3
SLOT#4
SLOT#5
SLOT#6
SLOT#7
SLOT#8
INPUT SELECT
INPUT VOLUME
Vacuum Fluorescent Display
OUTPUT SEL
OUTPUT VOLUME
PARAMETER
ESC/BACK
UTILITY
MEMORY
ON/OFF
ON/OFF
POWER
ENTER
SIGNAL SELECTORS
ANALOG
DIGITAL
ANALOG
DIGITAL
ANALOG
DIGITAL
ANALOG
DIGITAL
at ANALOG INPUT
at DIGITAL INPUT
VOLUME
CONTROL
INPUT SELECT SIGNALS
KEY&DISPLAY CONTROL
VOLUME
CONTROL
INPUT
CONTROL
OUTPUT
POWER SUPPLY
ANALOG
Remarks
Each pair of Inputs 1 and 8, 2 and 7, 3
and 6, and 4 and 5 is the analog inputs
of ADC (Analog-Digital Converter).
So, when a digital input module such
as the D-001T/R is inserted into Slot 1,
for example, the digital input selector
DIS1 is switched over to the DIGITAL
position, thereby disabling the use of
analog Inputs 1 and 8.
Consequently, Slot 8's analog input
(AIN) cannot be used.
Likewise, when Slot 2 is occupied by
the D-001T/R, Slot 7's analog input
cannot be used; and when Slot 3 is
occupied, Slot 6's analog input cannot
be used.
22. BLOCK DIAGRAM