Mackie CFX20 MKII, Service Manual

Page: 25 / 125

©1999 Mackie Designs Inc. All rights reserved
SLAVE 4 BOARD 242 REV A
242-5
The CFX•12 has one of these boards, it adds four channels to the
eight channels of the main board 241.
The CFX•16 has two of these boards.
The CFX•20 has three.
MIC
1
BAL/UNBAL
LINE IN
INSERT
BAL/UNBAL
LINE IN
INSERT
BAL/UNBAL
LINE IN
INSERT
BAL/UNBAL
LINE IN
INSERT
MIC
2
MIC
3
MIC
4
1
3
-
4
1
-
2
MUTE
U
+1
5
O
O
U
+1
5
O
O
U
+1
5
O
O
U
+1
5
O
O
1 2
600
1.5k
150
8k
10
0
12
k
HI
MID
FREQ
80Hz LOW
EQ
U
+1
5
-1
5
U
+1
5
-1
5
U
+1
5
-1
5
600
1.5k
150
8k
10
0
12
k
HI
MID
FREQ
80Hz LOW
EQ
U
+1
5
-1
5
U
+1
5
-1
5
U
+1
5
-1
5
600
1.5k
150
8k
10
0
12
k
HI
MID
FREQ
80Hz LOW
EQ
U
+1
5
-1
5
U
+1
5
-1
5
U
+1
5
-1
5
600
1.5k
150
8k
10
0
12
k
HI
MID
FREQ
80Hz
LOW
EQ
U
+1
5
-1
5
U
+1
5
-1
5
U
+1
5
-1
5
ASSIGN
LR
PAN
LR
PAN
LR
PAN
LR
PAN
3
-
4
1
-
2
MUTE
3
-
4
1
-
2
MUTE
3
-
4
1
-
2
MUTE
dB
30 20
10
O
O
40 50
5 5
U 60
10
SOLO
PFL
dB
30 20
10
O
O
40 50 5 5
U
60
10
SOLO
PFL
dB
30 20
10
O
O
40 50 5 5
U
60
10
SOLO
PFL
dB
30 20
10
O
O
40 50 5 5 U 60
10
SOLO
PFL
1
EFX
2
(INT
)
EF
X
1
(EXT
)
PRE FADER
AUX
U
+1
5
O
O
U
+1
5
O
O
U
+1
5
O
O
U
+1
5
O
O
1 2
EFX
2
(INT
)
EF
X
1
(EXT
)
PRE FADER
AUX
U
+1
5
O
O
U
+1
5
O
O
U
+1
5
O
O
U
+1
5
O
O
1 2
EFX
2
(INT
)
EF
X
1
(EXT
)
PRE FADER
AUX
U
+1
5
O
O
U
+1
5
O
O
U
+1
5
O
O
U
+1
5
O
O
1 2
EFX
2
(INT
)
EF
X
1
(EXT
)
PRE FADER
AUX
2
ASSIGN
2
3
ASSIGN
3
4
ASSIGN
4
TRIM
LOW CUT
100 Hz
ZERO LEVEL
M
IC
G
A
IN
6
+50
U
-15dB
+30dB
TRIM
LOW CUT
100 Hz
ZERO LEVEL
M
IC
G
A
IN
6
+50
U
-15dB
+30dB
TRIM
LOW CUT
100 Hz
ZERO LEVEL
M
IC
G
A
IN
6
+50
U
-15dB
+30dB
TRIM
LOW CUT
100 Hz
ZERO LEVEL
M
IC
G
A
IN
6
+50
U
-15dB
+30dB