Panasonic CY-PAD1003N Service Manual page 20

Digital mono amplifier
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9 SCHEMATIC DIAGRAM
9.1.
Main-1/Driver/Servo Block
U1
1
-5
2
1
3
0
4
-5.2
5
-0.5
6
2.2
7
5.3
8
-3.9
J1
B4
33µH
SERVO PCB
AUDIO IN
SGND
DRIVER PCB
TP7
D1,D2
DC offset
C17
09-14148-85
R21
1000p
10k
D2
R23 100
D1
C18
1000p
7
1
3
8
6
2
U1
4
07-04051-85
R10
R13 10k
5.6k
C26
0.1
C3
C42
10/25V
10/25V
R8
C46
330k
10/25V
Q17
-5.2
08-01260-85
-5.7
-31
CA2
R14
R72
R68
0.22
47k
3.3k
22k
U13
C61
07-07805-85
47/25V
1
Vin
Vout
-52.7
R17
100
2
-57.7
U10
07-07809-85
1
3
Vout
Vin
-48.6
-32.2
-57.7
C29
2
C48
10/25V
47/35V
-Vcc
09-00240-85
11-05A17-32-C
CA3
22/25V
PIN5
R2
C1
R1
12k
10/25V
12k
0
6
7
0
PIN1
5
0
U1A
SGND
R3
C4
07-00072-85
R5
10k
0.47
6.8k
PIN4
C6
R4
SGND
10/25V
1.6k
11-05A16-34-C
C8
0.1
R26
1K
R11
10k
Freq adj
4.4
R4
1k
1.9
-54
1.9
-5.2
C53
-5.2
0.01
R44
6.8k
TP8
Z6
09-20056-85
R30A
R81 1.1k
RL1
10k
3
D22
09-00240-86
Z4
09-20056-85
R33,R34,R74
10 K
-56.5
RA7
-56.4
2.2k
-57.5
Z5
Q11
08-03421-00
-15V
+15V
PIN6
PIN3
PIN2
CA1
22/25V
CA4
0.1
CA2
R7
0.1
43k
U1B
SGND
07-00072-85
0.5
3
1
1.4
2
0.8
R6 43k
VR3
1K
C12
470p
R3 1k
C1
R1
220p
47k
+Vcc
C9
07-70008-85
D20
1
09-14148-85
U2
07-70004-85
8
-52.7
-55.2
1
7
-53.9
2
6
-55.2
-55.2
-55.2
3
5
-55.2
-57.7
4
TP3
TP4
D5
09-14148-85
R64
10
D17
09-14148-85
R99
1k
Q16
-50.2
-0.5
08-03908-85
-57.6
-56.4
R71
-57.6
R67
-57.6
47k
1k
Q12
08-05551-85
P2B
1A-0000PC817H
DC
SGND
SGND
C10
R10
R11
C7
470p
1k
1k
22/25V
R8
R13
1k
1.8k
R9
R14
C8
470
1.8k
22/25V
11-06A15-32-G
D26
09-00014-8
U4
R82
10k
-52.6
8
1
-55.2
-5
7
-55.2
2
-52.6
6
-55
3
-55.2
5
4
-57.7
PROTECT
Q
09-00
-57.5
1
2
-44.6
3
-56.5
Q
09-00
-Vcc
PIN8
PIN7
15

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