Mackie user service Specifications, SP1200 Block Diagram

5. Specifications

SP1200 Block Diagram

DIRECT L OUTPUT R

L

INPUT 1

R

L

INPUT 2

R

L

INPUT 3

R

L

INPUT 4

R

BUS
ASSIGN
	+
	TO EXPANSION I/O
	—		LOCAL/REMOTE
+		+
	FROM		DIGITALLY
+
EXPANSION			CONTROLLED
—	I/O	—	ATTENUATORS
—
+		+	LOCAL/REMOTE
	FROM
+
EXPANSION
—	I/O

——

+

BUS	— TO EXPANSION I/O
ASSIGN	+
+	—	+	LOCAL/REMOTE
	FROM
+
EXPANSION
—	I/O

——

+		+	LOCAL/REMOTE
+	FROM
EXPANSION
—	I/O

——

+

BUS	— TO EXPANSION I/O
ASSIGN	+
+	—	+	LOCAL/REMOTE
+	FROM
EXPANSION
—	I/O

——

+		+	LOCAL/REMOTE
	FROM
+
EXPANSION
—	I/O

——

+

BUS	— TO EXPANSION I/O
ASSIGN	+
+	—	+	LOCAL/REMOTE
	FROM
+
EXPANSION
—	I/O

——

+		+	LOCAL/REMOTE
+	FROM
EXPANSION
—	I/O

——

+

TO EXPANSION I/O

—

		3
		0
		3
WOODINVILLE	REDMOND	6
		9
	FROM ∝P
		15
	MACKIE	30
	INDUSTRIAL
		55

	PROGRAM EQ		J6		ADC	TO ∝P
			EQ
	LO	MID FREQ HI	BYPASS		J4
					INSERT
	80	12K		DIGITALLY	(INTERNAL
					FOR OPTIONAL
				CONTROLLED
					DSP CARD)
				ATTENUATOR
						ZONE A
						PRE OUT
VOX	TO ∝P
ACTIVATION
				V+
		ZONE A
		AMP IN
				FROM		LEFT/ZONE A
			OVERLOAD	TEMP

+24VDC

GAIN

PHANTOM	+40dB
2
1
PAGING MIC 3
1	GAIN
	+40dB
3
+24VDC	GAIN
PHANTOM	+40dB
1
MIC/LINE
INPUT A
3
	GAIN
+24VDC	+40dB

GAIN

+

—

VOX

GAIN

LO HI

80 12K

BUS

ASSIGN

TO EXPANSION I/O
MIC
+ —		(TO ∝P)
		PAGING
		MIC VOX
	LO	HI
	80	12K
ZONE A	PAGE MIC
ALL CALL	SWITCH
GND	CONTROL

TO EXPANSION I/O

SENSOR				OUTPUT
(ON HEATSINK)
V—			+
	PROTECTION
				—
V+
	70V/100V
V—			8Ω
	EXPANSION IN
	25	13		+15VDC (w/J3 INSTALLED)
–15VDC (w/J2 INSTALLED)
				PAGING MIC CONTROL
N/C
				PAGING MIC (–)
PAGING MIC (+)
				INPUT 4 RIGHT (–)
INPUT 4 RIGHT (+)
				INPUT 4 LEFT (–)
INPUT 4 LEFT (+)
				GROUND
INPUT 3 RIGHT (–)
				INPUT 3 RIGHT (+)
INPUT 3 LEFT (–)
				INPUT 3 LEFT (+)
GROUND
				INPUT 2 RIGHT (–)
INPUT 2 RIGHT (+)
				INPUT 2 LEFT (–)
INPUT 2 LEFT (+)
				GROUND
INPUT 1 RIGHT (–)

PHANTOM

AMBIENT MIC 1

(ZONE A)

3

INTERNAL

TRIM

ADC TO ∝P

INPUT 1 LEFT (–)		INPUT 1 RIGHT (+)
		INPUT 1 LEFT (+)
14	1
25	13	+15VDC (w/J3 INSTALLED)
–15VDC (w/J2 INSTALLED)
		PAGING MIC CONTROL
N/C
		PAGING MIC (–)
PAGING MIC (+)
		INPUT 4 RIGHT (–)
INPUT 4 RIGHT (+)
		INPUT 4 LEFT (–)
INPUT 4 LEFT (+)
		GROUND
INPUT 3 RIGHT (–)
		INPUT 3 RIGHT (+)
INPUT 3 LEFT (–)
		INPUT 3 LEFT (+)
GROUND
		INPUT 2 RIGHT (–)
INPUT 2 RIGHT (+)
		INPUT 2 LEFT (–)
INPUT 2 LEFT (+)

ATTENUATOR

CONTROL

(FROM ∝P)

MACKIE INDUSTRIAL	INPUT 1 RIGHT (–)			GROUND
SP1200				INPUT 1 RIGHT (+)
	INPUT 1 LEFT (–)
				INPUT 1 LEFT (+)
	14		1
BLOCK DIAGRAM
(#01.02.01.DF)		EXPANSION OUT

SP1200 – 23