TOA Electronics 23. BLOCK DIAGRAM

23. BLOCK DIAGRAM

INTERNAL ADC / MODULE I2S

M-9000

SIGNAL SELECTORS

MIXOUT

AIN

#1

ADC

PRE

H

SLOT#1

I2C

#8

ANALOG

1

1

1

NE5532

AMP

LPF

C

#1

DIGITAL

DIS1

DI1

2

8

DAC

E

OUT 1

DIN

1

VOLUME

H: Hot

#2

1

C: Cold

DOUT 2

2

E: Earth

PRE

MIXOUT

AIN

#2

ADC

H

2

NE5532

AMP

LPF

C

SLOT#2

I2C

#7

ANALOG

3

2

E

OUT 2

#3

DIGITAL

DIS2

DI2

4

7

DIN

#4

DSP

A-9060S/9120S/9240SH

MIXOUT

AIN

#3

ADC

I2C

ANALOG

5

3

A-9060S CU, A-9120S CU

SLOT#3

#6

PRE AMP PWR AMP

SPEAKERS

DIGITAL

DI3

6

6

70 V

OUT 1

IN

DIN

#5

DIS3

RELAY

25 V

70 V

#6

EEPROM

NE5532

POWER

8 Ω

25 V

8 Ω

COM

AMP

COM

I2C

TRANS IN

MIXOUT

AIN

#4

ADC

DIRECT

E

SLOT#4

I2C

#5

ANALOG

7

4

H

PRE

Single-END POWER AMP

I2C

with Output Transformer model

#7

DIGITAL

DIS4

DI4

8

5

NE5532

DIN

C

AMP

#8

at ANALOG INPUT

E

OUT 2

A-9240SH CU

H: Hot

SPEAKERS

MIXOUT

AIN

Remarks

at DIGITAL INPUT

C: Cold

+

Each pair of Inputs 1 and 8, 2 and 7, 3

E: Earth

+

70 V

DI1

VOLUME

–

Dout 1

I2C

and 6, and 4 and 5 is the analog inputs

–

CONTROL

DI2

SLOT#5

FAN

DoutDout 32

DI3

of ADC (Analog-Digital Converter).

+

DI4

Dout 4

So, when a digital input module such as

INPUT SELECT SIGNALS

CONTROL

FAN

–

the D-001T is inserted into Slot 1, for

MIXOUT

AIN

example, the digital input selector DIS1

70 V Hi-Z BTL POWER AMP

is switched over to the DIGITAL position,

CPU

DI1

Output Transformer-less model

Dout 1

I2C

thereby

disabling the

use of analog

DI2

SLOT#6

Dout 2

Inputs 1 and 8.

DI3

DI4

Dout 3

Consequently, Slot 8's analog input

Dout 4

A-9060DH/9120DH/9120DL

(AIN) cannot be used.

MIXOUT

AIN

Likewise, when Slot 2 is occupied by the

KEY&DISPLAY CONTROL

D-001T, Slot 7's analog input cannot be

PRE AMP PWR AMP

DI1

Dout 1

I2C

used; and when Slot 3 is occupied, Slot

OUT 1

IN 1

RELAY

DI2

SLOT#7

I/O

DI3

Dout 2

6's analog input cannot be used.

NE5532

POWER

SPEAKERS

DI4

Dout 3

I2C

TXD RXD

CONTROL

PRE AMP PWR AMP

AMP

Dout 4

+

+

OUT 1

–

MIXOUT

AIN

OUT 2

IN 2

RELAY

–

OUT 2

I2C

NE5532

POWER

AMP

FAN

SLOT#8 TXD

TXDM8

RXD

RXDM8

+

–

70 V Hi-Z BTL POWER AMP:

A-9060DH CU, A-9120DH CU

FAN CONTROL

Low-Z Single-END POWER AMP: A-9120DL CU

1

1

H

REMT-VOL1

POWER SUPPLY

2

E

3

H

REMT-VOL2

Vacuum Fluorescent Display

4

2

E

+VCC

R–>V

5

CI1

POWER AMP

CONVERT

6

–VCC

3

CI2

CONTROL

MAIN_TRANS

7

CI3

8

INPUT

+24 V

4

CI4

ANALOG

9

E

AC IN

–24 V

10

CO1

11

5

CO2

CONTROL

+6 V

DSP/AD/DA

12

CO3

13

OUTPUT

+3.3 VBU CPU

6

CO4

14

ON/OFF ON/OFF

MEMORY

UTILITY

E

SUB_TRANS (EXCEPT M-9000)

–30 V

7

AC5 V

VFD

8

AC5 V

OUTPUT SEL

232RXD RXD

INPUT SELECT

INPUT VOLUME

POWER

RS232

OUTPUT VOLUME

ENTER

PARAMETER

ESC/BACK

232TXD

TXD

MODE

MODE SW

MATRIX/MIXER

117