1
2
3
4
5
6
7
8
A
B
C
D
8
7
6
5
4
3
2
1
D
C
B
A
R3
30K
R4
30K
D1
1N4148
D3
1N
4148
D2
1N
4148
D4
1N4148
+15V
+15V
-15V
-15V
C5
22P
C6
22P
C7
10U/25V-NP
C1
10U/25V-NP
C3
10U/25V-NP
R15
10K
C15
22P
+15V
-15V
CV8
100U/50V
R9
30K
R10
30K
D5
1N4148
D7
1N
4148
D6
1N
4148
D8
1N4148
+15V
+15V
-15V
-15V
C12
22P
C13
22P
C14
10U/25V-NP
C8
10U/25V-NP
C10
10U/25V-NP
2
3
1
IC2A
JRC4560
6
5
7
IC1B
JRC4560
2
3
1
IC1A
JRC4560
R1
560
R2
560
R7
10K
R8
10K
C9
47P
R16
47
R17
47
C16
10U/25V-NP
C17
10U/25V-NP
1
2
3
CON1
5044
1
2
3
CON2
5044
1
2
3
CON3
5040
RP1-1
RP2-1
8
4
IC3C
JRC4560
8
4
IC1C
JRC4560
CV1
104
CV2
104
CV5
104
CV6
104
8
4
IC2C
JRC4560
CV3
104
CV4
104
R14
10K
R13
10K
RP1-3
RP2-3
C2
47P
R22
10K
OPT1
LCR0202
C22
22P
2
3
1
IC3A
JRC4560
R27
100K
+15V
R23
100K
R26
100
R25
3K3
R24
2K2
-15V
LED3
RED
IN2
Q2
2N5401
Q1
2N5551
C19
10U/25V-NP
R18
10K
C18
10U/25V-NP
R19
10K
IN1
6
5
7
IC2B
JRC4560
C20
10U/25V-NP
R21
10K
6
5
7
IC3B
JRC4560
R20
10K
1
2
3
4
5
CT01
5P*100MM(2.5MM)
-15V
+15V
-15V
GND
SIN-OUT
LIMIT
SIN-OUT
LIMIT
1
2
3
4
5
6
7
8
9
10
J1A
10PIN2.54mm
RP1-1
IN1
+15V
-15V
1
2
3
4
5
6
7
8
9
10
J2A
10PIN2.54mm
RP2-1
IN2
+15V
-15V
RP2-3
RP1-3
D10
IN4148
LED2
GREE
R6
5K1
R29
150K
R12
1K5
C11
473
Q4
2N5551
+15V
D9
IN4148
LED1
GREE
R5
5K1
R28
150K
R11
1K5
C4
473
Q3
2N5551
+15V
1
2
3
4
5
6
CT01A
6P*100MM(2.5MM)
-15V
GND
+15V
LIMIT
SIN-OUT
C21
22P
R3
10K
R1
10K
8
4
IC4C
JRC4560
2
3
1
IC4A
JRC4560
R4
15K
C1
22P
R2
15K
RP
1-1
R7
15K
R8
15K
R10
10K
R9
1M
C4
103
C5
103
C3
472
R5
7K5
R6
7K5
C6
22P
RP2
B50K
RP3
B50K
TREBLE
BASS
6
5
7
IC4B
JRC4560
CV7
104
CV8
104
RP1-1
OUT1
+15V
-15V
-15V
+15V
1
2
3
4
5
6
7
8
9
10
J1
10PIN2.54mm
RP1-3
RP
1-3
RP1
A50K
AC
1
V+
2
AC
3
V-
4
BR1
KBU-806
CV23
6800U/50V
CV24
6800U/50V
CV17
1000U/35V
CV18
1000U/35V
CV19
220U/25V
CV20
220U/25V
CV21
104
CV22
104
-15V
GND
+15V
S-IN
LIMIT
-15V
+15V
JP1
~28V
JP2
~28V
JP3
GND
JP7
HIGH+
JP8
HIGH-
+15V
-15V
+35V
-35V
CV25
470U/50V
CV26
470U/50V
CV27
104
CV28
104
JP5
LOW+
JP6
LOW-
C15
153
C16
153
C17
153
C18
153
C4
123
C5
392
C6
123
C7
392
R26
8K2
R27
6K8
R28
8K2
R29
6K8
R9
15K
R10
15K
R11
15K
R6
10K
R3
10K
C2
22P
C8
1U/50V
R12
15K
R13
47K
D2
1N4148
D1
1N4148
D3
1N4148
R14
10K
R15
10K
R16
1M
R17
1M
R18
10K
C9
1U/50V
R19
2K2
R20
1M
+15V
R30
5K6
R31
47K
D5
1N4148
D4
1N4148
D6
1N4148
R32
10K
R33
10K
R34
1M
R35
1M
R36
10K
C20
104
R37
2K2
C19
104
+15V
D7
1N4148
R8
15K
CV29
470U/50V
CV30
470U/50V
CV31
104
CV32
104
R1
10K
R5
100K
C1
10U/25V-NP
CV1
104
CV2
104
CV3
104
CV4
104
CV5
104
CV6
104
+15V
-15V
JP4
Earth
Vin
1
GND
2
Vout
3
IC6
7815
Vin
2
GND
1
Vout
3
IC7
7915
STB
Y
-GND
1
IN
-
2
IN
+
3
IN
-G
N
D
4
SUR
5
B
OOTSTR
A
P
6
+V
S
7
-V
S
8
STAND-
B
Y
9
MUTE
10
NC
11
NC
12
+P
WV
S
13
OUT
14
-P
WV
S
15
IC4
TDA7294
C10
474
C11
22U/50V
C12
22U/50V
C24
10U
/50V
C25
10U
/50V
R21
20K
R22
1K
R23
22K
R42
20K
R44
10K
R43
51K
D8
1N4148
+35V
-35V
STB
Y
-GND
1
IN
-
2
IN
+
3
IN
-G
N
D
4
SUR
5
B
OOTSTR
A
P
6
+V
S
7
-V
S
8
STAND-
B
Y
9
MUTE
10
NC
11
NC
12
+P
WV
S
13
OUT
14
-P
WV
S
15
IC5
TDA7294
C21
474
C22
22U/50V
C23
22U/50V
R38
20K
R39
1K
2
R40
22K
+35V
-35V
R45
10/1W
R24
10/1W
C13
104
C26
104
R41
5K1
1
2
3
4
5
CZ01
TJC3-5A
2
3
1
IC1A
TL072
6
5
7
IC1B
TL072
12
13
14
IC2D
TL074
10
9
8
IC2C
TL074
5
6
7
IC2B
TL074
3
2
1
IC2A
TL074
12
13
14
IC3D
TL074
10
9
8
IC3C
TL074
5
6
7
IC3B
TL074
3
2
1
IC3A
TL074
8
4
IC1C
TL072
V+
4
V-
11
IC2E
TL074
V+
4
V-
11
IC3E
TL074
Q1
2N5551
Q2
2N5551
R46
440
R47
440
C14
2.2U/100VJP9
HIGH A+
LIMIT
C3
NP-10uF/25V
R7
47K
R2
100K
R4
100K
1
2
3
CZ03A
XP3
1
2
3
CZ02A
XP3
+15V
-15V
INPUT+
INPUT-
DZ1
1N4007
C27
10U/50V
XRS10P
Australian Monitor