17
4 Channel Amplifier - Applications
SX-480 / SX-4120
3 Channel Mode with Stereo Front Speakers and Mono/Subwoofer
P
O
W
E
R
I
N
P
U
T
P
O
W
E
R
I
N
P
U
T
+
1
2
V
R
E
M
G
N
D
+
1
2
V
R
E
M
G
N
D
F
U
S
E
F
U
S
E
S
P
E
A
K
E
R
O
U
T
P
U
T
S
P
E
A
K
E
R
O
U
T
P
U
T
-
+
-
+
-
+
-
+
-
+
-
+
-
+
-
+
C
H
4
C
H
4
C
H
2
C
H
2
C
H
1
C
H
1
C
H
3
C
H
3
B
R
ID
G
E
D
B
R
ID
G
E
D
B
R
ID
G
E
D
B
R
ID
G
E
D
X
-O
V
E
R
X
-O
V
E
R
1
0
H
z
1
0
H
z
1
.2
k
H
z
1
.2
k
H
z
1
0
H
z
1
0
H
z
1
.2
k
H
z
1
.2
k
H
z
3
0
H
z
3
0
H
z
1
5
0
H
z
1
5
0
H
z
3
0
H
z
3
0
H
z
1
5
0
H
z
1
5
0
H
z
0
d
B
0
d
B
1
2
d
B
1
2
d
B
0
d
B
0
d
B
1
2
d
B
1
2
d
B
4
V
4
V
0
.2
V
0
.2
V
4
V
4
V
0
.2
V
0
.2
V
L
P
F
/B
P
L
P
F
/B
P
H
P
F
H
P
F
F
U
L
L
F
U
L
L
L
P
F
/B
P
L
P
F
/B
P
H
P
F
H
P
F
F
U
L
L
F
U
L
L
T
W
IN
S
U
B
T
W
IN
S
U
B
IN
P
U
IN
P
U
TT
MM
OO
D
E
D
E
C
H
1
/2
C
H
1
/2
C
H
3
/4
C
H
3
/4
O
N
C
H
4
O
N
C
H
4
O
F
F
O
F
F
2
C
H
C
H
3
2
C
H
C
H
3
4
C
H
4
C
H
LL
RR
R
E
M
O
T
E
R
E
M
O
T
E
C
O
N
T
R
O
L
C
O
N
T
R
O
L
B
A
S
S
B
A
S
S
B
O
O
S
T
B
O
O
S
T
L
O
W
L
O
W
P
A
S
S
P
A
S
S
IN
P
U
T
IN
P
U
T
L
E
V
E
L
L
E
V
E
L
H
IG
H
H
IG
H
P
A
S
S
P
A
S
S
••
••
••
••
••
••
••
••
••
••
••
••
••
••
••
••
X
-O
V
E
R
X
-O
V
E
R
IN
P
U
T
IN
P
U
T
O
U
T
P
U
T
O
U
T
P
U
T
P
O
W
E
R
P
O
W
E
R
P
R
O
T
E
C
T
P
R
O
T
E
C
T
C
H
4
C
H
4
C
H
3
C
H
3
C
H
2
C
H
2
C
H
1
C
H
1
B
A
S
S
B
A
S
S
B
O
O
S
T
B
O
O
S
T
L
O
W
L
O
W
P
A
S
S
P
A
S
S
IN
P
U
T
IN
P
U
T
L
E
V
E
L
L
E
V
E
L
H
IG
H
H
IG
H
P
A
S
S
P
A
S
S
C
O
N
T
R
O
L
S
C
H
3
/
4
C
O
N
T
R
O
L
S
C
H
3
/
4
C
O
N
T
R
O
L
S
C
H
1
/
2
C
O
N
T
R
O
L
S
C
H
1
/
2
Front-Speakers 2 - 8 Ohm
Subwoofer 4 - 8 Ohm
Connect RCA outputs from
head-unit with RCA inputs
(INPUT CH1/2 and CH3/4).
BASS REMOTE