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9.3.
Main-3 Block
B1
33uH
RCA
L OUT
C1
C2
100p
10/50V
RCA
SGND
L IN
B2
33uH
RCA
R IN
C3
C4
100p
22k
10/50V
RCA
R OUT
SGND
SGND
C11
10/50V
C5
R4
10/50V
220k
L+
R3
C6
R5
470
10/50V
220k
L-
R8
220k
R+
R7
C7
R9
10/50V
470
220k
R-
C8
10/50V
R28
1.2k
C19
GND
2
0.1
1
0
0
3
SGND
0
U3A
R27
07-00072-01
240k
SGND
The following symbols are
shown on the schematic diagram.
AUDIO(L,R)
11-06A15-32-G
TP1
R1
22k
C10
S1
100p
HI/LOW SEL
R12
12k
LOW
R2
R6
22k
2
0
HI
1
0
3
0
U1A
07-00072-01
C9
R11
100p
12k
SGND
SGND
SGND
TP2
R22
100
C18
R26
R23
0.47
750
470k
VR2
SGND
B20K
R25
1k
U1B
R131
07-00072-01
10k
5
VR1
7
0
B20k
6
0
SGND
C14
0
R13
R14
10k
200k
R15
620
SGND
CA2
U2B
0.01
07-00072-01
5
0
7
2
RA1
RA2
6
0
1
0
390
390
0
3
0
0
U4A
CA1
07-00072-01
4700p
R24
18k
SGND
VR3
VR3
C17
R30
150p
C50K
C50K
10k
17
R16
10
OFF
U2A
0.068
07-00072-01
3
ON
0
1
2
0
C15
R19
0
0.068
R17
10
R18
91k
180k
SGND
SGND
U4B
CA4 0.01
07-00072-01
6
RA3
RA4
0
7
390
390
5
0
0
R29
CA3
10
4700p
SGND
C21
0.1
R32
10
6
R31
0
7
10k
5
0
0
U3B
C20
07-00072-01
0.047
SGND
CY-PAD1003N
SW1
SUBSONIC
R20
100k
R20
100
PRE OUT
(AUDIO OUT)
OFF
TP6
LPF
SW2
FILTER
CY-PAD1003N MAIN3/3
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