RY1
T1
INPUT 1
+
+
-
-
L
R
+
+
-
-
L
R
OUTPUT
INPUT 2
L/
MONO
R
IC9B
INPUT 3
LFE
IC6B
L.P.F
12dB/oct
HIGH CUT
VR1
IC7B
IC9A
IC6A
IC7A
7
5
6
2
3
1
7
5
6
SW1
PHASE
OFF
LOW
HIGH
7
4
6
8
3
AUTO STANDBY
SW2
OFF
LOW
HIGH
+
AUTO STANDBY CIRCUIT
Q43C,Q45A
PS Amplifier
Q43A,Q45C
PS Amplifier
+B
-B
R180
0.1
Power Drive
Q33A,Q33C
Pre Drive
Q25-Q32
+
-
DRIVER
SUBWOOFER
A.N.I.C
Limitter
Q11,12,14,15
Q51
Q52
Regulator
Regulator
SW5
RY2
F1
+15
-15
D21
Power
Supply
Sub-Power
Supply
+
C61
+
+
+
C62
RY2
STANDBY/ON
SW6
(R, S models)
(U, T, A, B, G, L, H, J models)
D14
Protection
Protection
Q17,19
STATUS
Indicator
D1
R
G
Control
Q2,4
SYSTEM
CONNECTOR
DCIN
AC IN
Power
transformer
Sub-
transformer
Q40,42
Q22,24
Q16,18,20,21
C85
C86
D41
2
3
1
T2
7
5
6
3
2
1
2
3
VR1
VOLUME
6
5
7
H.P.F
12dB/oct
IC8A
NORM
REV
IC8B
POWER
ON/OFF
MAIN
• See page 30
→
SCHEMATIC DIAGRAM
A
B
C
D
E
F
G
H
I
J
1
2
3
4
5
6
7
18
NS-SW300/NS-SW200
NS-SW200
Summary of Contents for NS-SW300
Page 4: ... REAR PANELS U model R model T model K model NS SW300 4 NS SW300 NS SW200 NS SW300 NS SW200 ...
Page 5: ...B G models A model L H models S model 5 NS SW300 NS SW200 NS SW300 NS SW200 ...
Page 6: ...NS SW200 U model R model J model 6 NS SW300 NS SW200 NS SW300 NS SW200 ...
Page 7: ...A model T model B G models L H models 7 NS SW300 NS SW200 NS SW300 NS SW200 ...
Page 46: ...NS SW300 NS SW200 ...