Block Diagram - Yamaha YST-FSW100 Service Manual

YST-FSW100

BLOCK DIAGRAM

INPUT
IC4A
7
-
6
+
PJ1
L.P.F.
6dB/oct
U, C, J models
SYSTEM CONTROL
JK1
10
VR1
VOLUME
IC5A
8
6
+
H.P.F.
12dB/oct
REGULATOR
Q3, 4
IC5B
8 4
+
2
L.P.F.
12dB/oct
Q5,6
D4,5,22,23
RY2
F1
T1
POWER
POWR
SW1
SUPPLY
D1
POWER
AMP
+B
RY1
3 10
-
12
2 IC1
+
9
-B
A.N.I.C
IC6
LIMITER
PROTECTION
Q17~20
D7,25
+B
Q9,D2 +15
REGULATOR
Q10,D3
-15
-B
DRIVER
R28
0.1