A
B
C
D
E
F
G
H
I
1
2
3
4
5
6
7
YST-MS201
VOLUME
Right Speaker
TO RIGHT
SPEAKER
TO LEFT
SPEAKER
BASS
DC IN
15V
PSW
VCC
OR
IR
E
IL
OL
RSP+
RSPG
PSW
VCC
OR
IR
E
IL
OL
RSP+
RSPG
SP+
SP-
DC+
DC-
SP-
SP+
DC-
DC+
E
OUT
IN
E
OUT
IN
PSW
VCC
OR
IR
E
IL
OL
RSP+
RSPG
SP+
SP-
Subwoofer
CON2
CON4
4
5
PIN CONNECTION DIAGRAM OF TRANSISTORS, DIODES AND ICS.
2SC1815
2SA1015
µ
PC4570HA
1SS133
Anode
Cathode
E
C B
NJM78L06A
TDA7370BV
OUT
COM
IN
1
9
1
8
V
IN
V
OUT
GND
A1
A2 INV.
A4 INV.
A3
+
–
+
–
+
–
+
–
OUT1
Vcc
Vcc
OUT2
OUT3
OUT4
CLIP DET
PW-GND
SVR
INPUT1
INPUT2
INPUT3
INPUT4
STAND-BY
S-GND
12
11
5
7
4
13
3
9
8
6
1
2
15
14
19
Vcc Vo
1
-Vm
1
+Vm
1
V
EE
+Vm
2
-Vm
2
Vo
2
Vcc
1
2
3
4
5
6
7
8
9
+
+
-
-
1
2
■
IC BLOCK DIAGRAM
／ICブロック図
µ
PC4570HA
TDA7370BV
Dual OP-Amp.
Quad Power Amp.
NJM78L06A
Regulator
■
PRINTED CIRCUIT BOARD (Parts side)
／シート図
（部品側）
