Baldwin Boxall M2120E Operating Instructions Manual - page 7
Issue 2
Page 7 of 8
M2120E BLOCK DIAGRAM
60
0u
V
M
IC
80
m
V
L
IN
E
IN
P
U
T
1
2
3
1
0V
PH
A
N
T
O
M
P
O
W
E
R
M
IC
/L
IN
E
1
1
+2
0
V
BA
SS
T
R
E
B
L
E
M
IXER
EA
R
T
H
VI
R
T
U
A
L
0V
OU
T
PH
O
N
O
OP
T
IO
N
SO
C
K
ET
0V
80
0m
V
IN
POW
E
R
AM
P
L
IF
IE
R
12
0W
OU
T
P
U
T
MU
T
E
RE
L
A
Y
OU
T
P
U
T
LE
VEL
IN
DI
CA
T
O
R
10
0V LI
N
E
OU
T
P
U
T
OU
T
P
U
T
TR
A
N
S
F
O
R
M
E
R
10
0%
50
%
25
%
5%
0V
VOLU
M
E
M
AST
ER
VOLU
M
E
IN
P
U
T 1
BA
SS
T
R
E
B
L
E
0V
PH
A
N
T
O
M
P
O
W
E
R
M
IC
/L
IN
E
2
2
+
20V
60
0u
V
M
IC
80
m
V
L
IN
E
IN
P
U
T
2
XL
R
2
3
1
IN
P
U
T
3
XL
R
0V
PH
A
N
T
O
M
P
O
W
E
R
M
IC
/L
IN
E
3
+
20V
VOLU
M
E
IN
P
U
T 2
BA
SS
T
R
E
B
L
E
0V
P
R
IO
R
IT
Y
L
OGI
C
C
ASC
AD
E
OR
M
IX
IN
G
IN
P
U
T G
A
TI
N
G
&
B
U
S
Y
P
R
O
V
ID
IN
G
SP
EAK
O
N
CO
NN
E
C
TO
R
1+
1
-
2+
2
-
LOW
Z
0V
OU
T
P
U
T
AC
C
ESS
IN
P
U
T
1
IN
P
U
T
2
IN
P
U
T
3
1
2
3
VOLU
M
E
IN
P
U
T 3
0V
3
+
20V
60
0u
V
M
IC
80
m
V
L
IN
E
XL
R
2
3
1
0V
60
0u
V
M
IC
80
m
V
L
IN
E
IN
P
U
T
4
XL
R
2
3
1
0V
PH
A
N
T
O
M
P
O
W
E
R
M
IC
/L
IN
E
4
4
IN
P
U
T 4
BA
SS
T
R
E
B
L
E
4
CH
IM
E
BU
SY
0V
CH
IM
E
C
O
MMO
N
IN
P
U
T
4
+2
4
V
BU
SY
CO
M
+2
4
V
MA
IN
S
PS
U
OP
T
3
3
CH
IM
E
VOLU
M
E
BA
SS
T
R
E
B
L
E
5
0V
PH
A
N
T
O
M
P
O
W
E
R
M
IC
/L
IN
E
5
5
+
20V
60
0u
V
M
IC
80
m
V
L
IN
E
IN
P
U
T
5
2
3
1
0V
XL
R
PH
O
N
O
AU
X
0V
0V
VO
L
U
M
E
IN
P
U
T
5
0V
C
H
IM
E I
S
O
N
L
Y
SE
LEC
T
ED
W
H
EN
P
R
IO
R
IT
Y
I
S
SEL
EC
T
E
D
0V
-3
3V
+3
3
V
MA
IN
S
SW
IT
C
H
FU
S
E
L
E
N
AC
50
H
z
-
60
H
z
2
3
0
V
M
A
IN
S
I/P