Electro-Voice P900RL ユーザーズマニュアル

32

A

D

A

D

D

A

D

A

A

D

A

D

24 BIT

DSP

SRAM

512k x

 8

GAINRANGING

24 B

IT ADC

GAINRANGING

24 B

IT ADC

LP

F

LP

F

DUAL

24 B

IT DA

C

INPUT

PARALLEL

-15V

+15V

AMPL

IFIER

INTERFACE

CONTROL / S

UPERVISION:

INPU

T / OUTPU

T L

EVEL METE

R

PILOT S

IGNAL G

ENERATOR

PILOT S

IGNAL DETECTION

IMPEDANCE MEASUREMEN

T

AMP INP

UT  CH. A (SIGNALA / SENSINA

)

AMP INP

UT  CH. B (SIGNALB / SENSINB)

ANALOG

POW

ER

SUPPL

Y

CLOCK

12.288 MHz

POWER

SUPPLY

 CPU 

+

FLASH

RAM

A

D

CAN

UART

RESET

WATCHDOG

EEPR

O

M

AMP TEMPERATURE 

(TEMP)

OUT

PUT CURRENT CH.A (OUTCURA+/-)

OUT

PUT CURRENT CH.B (OUTCURB+/-)

AMP OU

TPUT RELAYS (TIMER)

OUT

PUT VOLTAGE 

CH.A (OUTVOLA+/-)

STANDBY POWER SOURCE

+5V

+3.3V

DC

DC

RJ-45

MONITOR BUS

CAN / RS-485

+5V

CAN / RS-485

TRANSCEIVER

MONITOR

OUT 

B

MONITOR

IN 

A

MONITOR

IN 

B

MONITOR

OUT 

A

SLAVE OUT  

A

SLAVE OUT  

B

CLOCK

SPI

D

A

D

A

DUAL AD

C

DUAL AD

C

I/O

DEVICE

ADDRESS

STATUS

SIGNAL PROCESSING:

FILTERS, X-OVER

DELAY

COMPR

ESSOR, LIMITER

ROUTING, LEVEL, POLARITY

I/O

MAINS POWER ON/OFF (POWER_ON)

AMP TYPE 

CODE (AMP_ID1-8)

LIMITER CH. A (LIMOUTA) LIMITER CH. B (LIMOUTB)

GPIO

CONTROL

PORT

8

OUT

PUT VOLTAGE 

CH.B (OUTVOLB+/-)

INPUT

 LEVEL CH. 

B

INPUT

 LEVEL CH. 

A

+5V GND

GROUND

FAULT

DETECTION

AMP PR

OTECT (PROTECT)

CHASSIS

8

STANDBY/ON SIGNAL (STANDBY)

4

CHANNEL 

A

INPUT

CHANNEL 

B

PARALLEL

GROUND 

FAULT CH. A (GNDFLTA)

GROUND 

FAULT CH. B (GNDFLTB)

VU INPUT 

A

VU INPUT 

B

DSP DIGITALBOARD

80477

NRS 90227

NRS 90208

NRS 90208