Electro-Voice P3000RL owner manual Block Diagram RCM-24, Channel B

	DSP DIGITALBOARD
	80477		SRAM			CLOCK
			512k x 8			12.288 MHz
CHANNEL A	NRS 90208
INPUT		A						D
		D						A
	MONITOR	A						LPF	+15V
								D
PARALLEL	IN A
		D						A	-15V
		GAINRANGING			24 BIT			DUAL
		24 BIT ADC						24 BIT DAC
CHANNEL B	NRS 90208				DSP
				CONTROL / SUPERVISION:				LPF
			INPUT / OUTPUT LEVEL METER
INPUT		A						D
				PILOT SIGNAL GENERATOR
				PILOT SIGNAL DETECTION				A
		D	IMPEDANCE MEASUREMENT
	MONITOR				SIGNAL PROCESSING:			DUAL ADC
		A			FILTERS, X-OVER			D
PARALLEL	IN B				DELAY
					COMPRESSOR, LIMITER
		D						A
				ROUTING, LEVEL, POLARITY
		GAINRANGING						DUAL ADC
		24 BIT ADC
SLAVE OUT A	VU INPUT A
SLAVE OUT B	VU INPUT B
	MONITOR
	OUT A
35	MONITOR	RESET
		WATCHDOG
	OUT B	EEPROM
								+5V	POWER
								+3.3V	SUPPLY
	4				SPI			INPUT LEVEL CH. B
						D
STATUS								INPUT LEVEL CH. A
GPIO							A
CONTROL			I/O
PORT
					CPU +				8
DEVICE	8				FLASH
					RAM
ADDRESS									GROUND
		CLOCK				I/O			FAULT
	NRS 90227								DETECTION
			CAN
			UART
	CAN / RS-485
	TRANSCEIVER
MONITOR BUS
CAN / RS-485
	RJ-45
	DC
	+5V
	DC

AMPLIFIER

INTERFACE

AMP INPUT CH. A (SIGNALA / SENSINA)

ANALOG

POWER

SUPPLY

AMP INPUT CH. B (SIGNALB / SENSINB)

OUTPUT CURRENT CH.A (OUTCURA+/-)

OUTPUT CURRENT CH.B (OUTCURB+/-)

OUTPUT VOLTAGE CH.A (OUTVOLA+/-)

OUTPUT VOLTAGE CH.B (OUTVOLB+/-)

CHASSIS

+5V	STANDBY POWER SOURCE
GND

LIMITER CH. A (LIMOUTA)

LIMITER CH. B (LIMOUTB)

AMP TEMPERATURE (TEMP)

AMP TYPE CODE (AMP_ID1-8)

STANDBY/ON SIGNAL (STANDBY) AMP PROTECT (PROTECT)

GROUND FAULT CH. A (GNDFLTA)

GROUND FAULT CH. B (GNDFLTB)

AMP OUTPUT RELAYS (TIMER)

MAINS POWER ON/OFF (POWER_ON)

BLOCK DIAGRAM RCM-24