Block diagram, Or can be used, P. 134 "remarks – Toa M-9000M2 v.2.00 User Manual
Page 134: While they

134
INPUT SELECT
INPUT VOLUME
Vacuum Fluorescent Display
1
2
3
4
5
6
7
8
OUTPUT SEL
OUTPUT VOLUME
PARAMETER
ESC/BACK
UTILITY
ENTER
MEMORY
ON/OFF
ON/OFF
POWER
DIN
#1
#2
ADC
#1
#8
ADC
#2
#7
DIN
#3
#4
ADC
#3
#6
ADC
#4
#5
DIN
#5
#6
DIN
#7
#8
POWER SUPPLY
AC IN
MAIN_TRANS
+24 V
–24 V
ANALOG
+6 V
DSP/AD/DA
+3.3 VBU CPU
–30 V
AC5 V
VFD
AC5 V
SLOT#1
MIXOUT
DAC
1
DSP
R–>V
CONVERT
REMT-VOL1
REMT-VOL2
RS232
CONTROL
INPUT
CONTROL
OUTPUT
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
ANALOG
DIGITAL
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
SLOT#2
MIXOUT
SLOT#3
MIXOUT
SLOT#4
MIXOUT
SLOT#5
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
SLOT#6
MIXOUT
AIN
AIN
AIN
AIN
AIN
AIN
AIN
AIN
SLOT#7
MIXOUT
SLOT#8
MIXOUT
TXD
RXD
LPF
LPF
VOLUME
CONTROL
TXD
I2C
RXD
CONTROL I/O
INPUT SELECT SIGNALS
KEY&DISPLAY CONTROL
RXD
TXD
232RXD
232TXD
PRE
AMP
OUT 1
H
C
E
H: Hot
C: Cold
E: Earth
PRE
AMP
OUT 2
H
C
E
NE5532
NE5532
VOLUME
ANALOG
DIGITAL
ANALOG
DIGITAL
ANALOG
DIGITAL
I2C
I2C
I2C
I2C
I2C
I2C
I2C
I2C
I2C
1
8
1
2
1
2
2
7
3
6
4
5
at ANALOG INPUT
at DIGITAL INPUT
INTERNAL ADC / MODULE I2S
SIGNAL SELECTORS
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.
21. BLOCK DIAGRAM