Mackie CFX20 - Block Diagram Overview

5
Block Diagram
MAIN OUT LEFT MAIN OUT RIGHT
STEREO EFX RETURN 1 RIGHT STEREO EFX RETURN 1 LEFT
SOLO CONTROL (ACTIVE LOW)
RUDE SOLO
LIGHT
SOLO
OFF
SOLO
ON
UTILITY OUT LEFT
EFX SEND 2
EFX SEND 2
EFX SELECT
STEREO EFX RETURN 2 RIGHT STEREO EFX RETURN 2 LEFT
EFX TO MAIN MIX
AUX SEND 1 AUX SEND 2
EFX TO AUX 1 EFX TO AUX 2
TO LEFT MAIN TO RIGHT MAIN
PFL
SIGNAL
TO PHONES
PFL
UTILITY LEVEL
PHONES LEVEL
PHONES
UTILITY OUT RIGHT
PFL
SIGNAL
TO LEFT
METER
22 10 7 4 2 0 2 4 7 10 20 30
100 Hz HPF
MID FREQHI
80 12K
LO
1-2
3-4
AUX 1 AUX 2
EFX 1 EFX 2
PRE-P0ST
PA N
FADER
TRIM
LINE IN STEREO CHANNELS MIC/LINE IN MONO CHANNELS
LOW CUT
INSERT
LEVEL
SET
SOLO
3-4
MID HI
80 800 12K
LO MID
3K
MID HI
80 800 12K
LO MID
3K
AUX 1 AUX 2
EFX 1 EFX 2
PRE/POST
PA N
MAIN
TRIM
LEFT
RIGHT
SOLO
1-2
MUTE
EFX RETURN 1
SUBWOOFER
OUT
1
2 3
63 125
250
500 1K
2K
4K
8K 16K
TAPE OUT RIGHT
BREAK
MAIN LEVEL
MAIN INSERT
LEFT ASSIGN RIGHT ASSIGN
SUB 1 OUT
63 125
250
500 1K
2K
4K
8K 16K
TAPE OUT LEFT
BREAK
TAPE LEVEL
MAIN LEVEL
MAIN INSERT
TAPE IN LEFT TAPE IN RIGHT
EFX 2
EFX 1
SOLO
SOLO
CONTROL
AUX 2
AUX 1
SUB 1
SUB 2
SUB 3
SUB 4
LEFT
MAIN
RIGHT
MAIN
EFX SEND 1 AUX SEND 2 AUX SEND 1
EFX SEND 1
FROM EFX TO MAIN MIX
75 Hz
LPF
MUTE
PHANTOM POWER
+48 VDC
+5 VDC
2 3
1
1
2 3
1
2 3
DAMPING/DEPTH
TIME/RATE
EFX WIDE
EFX BYPASS
EFX BYPASS
EFX FOOT SWITCH
+5 VDC
G
L
O
B
A
L
P
H
A
N
T
O
M
P
O
W
WOODINVILLE
EXIT
BOTHELL MONROE
EMAC
DSP
EFX LEVEL SET
L R
SOLO CONTROL (ACTIVE LOW)
SOLO
OFF
SOLO
ON
SUB 2 OUT
LEFT ASSIGN RIGHT ASSIGN LEFT ASSIGN RIGHT ASSIGN LEFT ASSIGN RIGHT ASSIGN
SUB 4 OUT
SUB 3 OUT