Owner's manual

DIGITAL SR AMPLIFIER
12
DSA-100D/DV
Block Diagram
Block Diagram
P
F
C
M
A
IN
P
O
WE
R
(AC
-
D
C)
C
I
R
CUIT
CIRCUIT
SP
K
R
L
Y
C
ONTR
O
L
ST+1
5
V
ST-15V
F
A
N
THE
R
M
AL
SENSOR
2
TH
E
R
M
A
L
SE
NSO
R
1
F
A
N
CO
N
TRO
L
CL
I
P
L
ED
S
I
G
L
E
D
CL
I
P
L
EDS
I
G
L
E
D
SP
E
A
K
E
R
RE
L
AY
B
R
I
-
BR
I
+
C
H
2
SPK
+
CH
2 S
P
K
-
CH1
S
P
K
+
CH1 S
P
K
-
BR
I
D
G
E
2
CH
M
O
D
E
s
w
i
t
ch
-I
N
+IN
c
o
ntr
ol
V
C
A
HPF
s
w
it
c
h
12
0Hz
12d
B/oct
c
o
n
t
r
ol
V
C
A
LP
F
H
PF
s
w
itc
h
12
0Hz
12d
B/
o
ct
-
20d
Bu
(7
7.
5m
v
r
m
s
)
G
A
I
N
swi
t
ch
+4d
B
u
(
1.2
28
3
vr
m
s
)
-
20
d
B
u
(
7
7.5m
v
r
m
s
)
G
AIN
s
w
i
t
c
h
P
R
O
T
CI
R
CU
I
T
(2
0
~3
0
MI
N
)
L
P
F
D
CP
O
TP
P
R
O
T
L
E
D
POWE
R
SE
LE
CT
sw
i
t
ch
R
E
M
O
TE
P
O
W
E
R
POWE
R
C
O
N
TR
O
L
ON
LED
S
TB
Y
L
E
D
ST5
V
B
+
+15V
-1
5
V
B
-
A
C I
N
STBY P
O
W
E
R
C
O
U
NT
E
R
SI
G
N
A
L
S
E
N
SIN
G
D
-A
M
PHPF
D
IFF
AM
P
D
-A
M
PHP
F
D
IFF
AMP
+
-
G
B
AL
ANCED
IN
P
UT
C
H2
IN
+
-
G
BA
L
AN
C
E
D
IN
PUT
C
H
1
IN
+
4d
Bu
(1.
2
2
83v
r
ms)
ST+15V/ST-15V
ST5VS
T
5V
ST
5
V
ST+15V/ST-15V
ST
5
V
DSA-100DV