MACKIE M3000 - Manual (Page 26)

26
M-Series
M-Series
M-Series Block Diagram
C
H
1
B
A
LA
N
C
E
D
LI
N
E
IN
P
U
T
(T
R
S
)
C
H
1
B
A
LA
N
C
E
D
LI
N
E
IN
P
U
T
(X
LR
-F
)
LI
M
IT
E
R
O
N
O
F
F
H
IG
H
P
A
S
S
F
IL
T
E
R
+ –
VD
C
++ –
–
VD
C
++
+
–
–
–
VD
C
(M
•3
00
0/
M
•4
00
0
O
N
LY
)
TO
R
O
ID
AL
P
O
W
ER
TR
AN
SF
O
R
M
ER
M
IL
LE
N
IU
M
S
PA
C
E
ST
AT
IO
N
LA
M
P
M
AC
KI
E
M
•2
00
0/
M
•3
00
0/
M
•4
00
0
BL
O
C
K
D
IA
G
R
AM
(#
02
21
06
D
F)
A
M
P
M
O
D
E
S
W
IT
C
H
LO
W
P
A
S
S
F
IL
T
E
R
C
H
1
G
A
IN
S T
E R
E
O
M
O
N
O
B
R
ID
G
E
C
H
2
G
A
IN
IN
V
E
R
T IN
G
U
N
IT
Y
G
A
IN
A
M
P
LI
F
IE
R
15
0H
z
X
-O
V
E
R
H
P
F
LP
F
F
U
LL
N
C
P
O
W
E R
A
M
P LI
F IE
R
V
O
LT
A
G
E
A
M
P
LI
F
IE
R
C
LA
S
S
-H
S
W
IT
C
H
IN
G
C
O
N
T
R
O
L
M
E
T
E
R
D
R
IV
E
O
L
–3 –6 –9 –2
0
S
IG
C
H
1
S
IG
+V
S
IG
(T
O
C
H
1
M
E
T
E
R
D
R
IV
E
)
T
E
M
P
S
E
N
S
O
R
(O
N
H
E
AT
S
IN
K
)
C
H
2
A
M
P
O
U
T
P
R
O
G
R
A
M
D
E
T
E
C
T
A
N
D
O
R
H
I F
A
N
S
P
E
E
D
D
E
T
E
C
TO
R
65
ºC
T
R
IP
LO
F
A
N
S
P
E
E
D
D
E
T
E
C
TO
R
50
ºC
T
R
IP
FA
N
S
P
E
E
D
C
O
N
T
R
O
L
H
I D
C
V
LO
D
C
V
O
F
F
BR
EA
KE
R
AC
IN
-R
U
SH
LI
M
IT
ER
PO
W
ER
SW
IT
C
H
TR
AN
SF
O
R
M
ER
O
VE
R
TE
M
P
(T
O
C
H
1
/C
H
2
PR
O
TE
C
TI
O
N
)
TH
ER
M
AL
PR
O
TE
C
T
U
N
D
ER
-V
O
LT
(T
O
C
H
1/
C
H
2
PR
O
TE
C
TI
O
N
)
SU
PP
LY
U
N
D
ER
VO
LT
AG
E
D
ET
EC
TO
R
(6
5%
O
F
N
O
M
IN
AL
)
T
H
R
U
(X
LR
-M
)
C
H
1
S
C
R
E
W
T
E
R
M
IN
A
L
LI
N
E
IN
P
U
T
+ –
G
N
D
FA
N
2 3
1
2 3
1
C
H
2
B
A
LA
N
C
E
D
LI
N
E
IN
P
U
T
(T
R
S
)
C
H
2
B
A
LA
N
C
E
D
LI
N
E
IN
P
U
T
(X
LR
-F
)
T
H
R
U
(X
LR
-M
)
C
H
2
S
C
R
E
W
T
E
R
M
IN
A
L
LI
N
E
IN
P
U
T
+ –
G
N
D
2 3
1
2 3
1
S
IG
(T
O
C
H
2
M
E
T
E
R
D
R
IV
E
)
(T
O
C
H
2
P
R
O
T
E
C
T
IO
N
)
LI
M
IT
E
R
O
N
O
F
F
H
IG
H
P
A
S
S
F
IL
T
E
R
LO
W
P
A
S
S
F
IL
T
E
R
15
0H
z
X
-O
V
E
R
H
P
F
LP
F
F
U
LL
++
V
++
+V
(M
•3
00
0/
M
•4
00
0
O
N
LY
)
–V –
–V
–
–
–V
(M
•3
00
0/
M
•4
00
0
O
N
LY
)
V
O
LT
A
G
E
A
M
P
LI
F
IE
R
P
O
W
E R
A
M
P
LI
F IE
R
C
LA
S
S
-H
S
W
IT
C
H
IN
G
C
O
N
T
R
O
L
M
E
T
E
R
D
R
IV
E
O
L
–3 –6 –9 –2
0
S
IG
T
E
M
P
S
E
N
S
O
R
(O
N
H
E
AT
S
IN
K
)
C
H
1
A
M
P
O
U
T
P
R
O
G
R
A
M
D
E
T
E
C
T
A
N
D
O
R
H
I F
A
N
S
P
E
E
D
D
E
T
E
C
TO
R
65
ºC
T
R
IP
LO
F
A
N
S
P
E
E
D
D
E
T
E
C
TO
R
50
ºC
T
R
IP
FA
N
S
P
E
E
D
C
O
N
T
R
O
L
H
I D
C
V
LO
D
C
V
O
F
F
FA
N
(T
O
C
H
1
P
R
O
T
E
C
T
IO
N
)
C
H
2
S
IG
+V
PR
O
TE
C
TI
O
N
SH
O
R T
OVE R T EM P
SH OR T
PR OTE CT
D
C
F
AU
LT
X-
FO
R
M
ER
O
VE
R
TE
M
P
H
EA
TS
IN
K
O
VE
R
TE
M
P
O
VE
R
-V
O
LT
PR
O
TE
C
TI
O
N
SH
O
R T
OVE R T EM P
SH OR T
PR OTE CT
D
C
F
AU
LT
X-
FO
R
M
ER
O
VE
R
TE
M
P
H
EA
TS
IN
K
O
VE
R
TE
M
P
O
VE
R
-V
O
LT
++
V
++
+V
(M
•3
00
0/
M
•4
00
0
O
N
LY
)
–V –
–V
–
–
–V
(M
•3
00
0/
M
•4
00
0
O
N
LY
)
1+
1–
2–
2+ 1+
1–
2–
2+
C
H
A
N
N
E
L
1
S
P
E
A
K
E
R
O
U
T
B
R
ID
G
E
D
S
P
E
A
K
E
R
O
U
T
1+
1–
2–
2+
C
H
A
N
N
E
L
2
S
P
E
A
K
E
R
O
U
T
+ –
+ – + –
+ – + –