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CIRCUIT DIAGRAM - WOOFER OUTPUT BOARD
VGV-15P
CN503
16
GND
15
GND
14
GND
13
L-SP
12
R-SP
11
16.5v1
10
16.5v2
9
VF1
8
VF2
7
-28V
6
MUTE
5
CPU+VCC
4
ECO POWER/STBY
3
GND
2
R
1
L
1M
R545
R546
R501
47K
47K
C501
102p
1uf/50V
C502
Q509
R541
9014
2.2K
R502
1k
ECO POWER/STBY
16
GND-1
GND-1
15
AGND1-1
AGND1-1
14
AGND2-1
-28V-1
13
R-SP-1
ECO POWER/STBY
12
L-SP-1
CPU+VCC-1
11
~16.5v1-1
~16.5v1-1
10
~16.5v2-1
AGND2-1
9
VF1-1
VF1-1
8
VF2-1
VF2-1
7
-28V-1
L-1
~16.5v2-1
6
R603
MUTE2-1
0
5
CPU+VCC-1
R-SP-1
0
4
ECO POWER/STBY
L-SP-1
R601
3
GND1-1
MUTE2-1
2
R-1
GND1-1
1
L-1
R-1
R602
CN601
0
VGV-15P
9-3
TDA7264
IC504
TDA7264
C580
R547
22K
333(M)
0
R561
L
FL
R
FR
R548
R562
C581
0
22K
333(M)
R564
18k
R563
18k
L-SP
R-SP
+Vcc
100uf/16v
C508
C506
10uf/25v
473M
C503
334M
+12V
C509
R507
R505
R503
220uf/25v
8.2K*
1K
2.2K
C512
R511
C513
2.2K
R508
8.2K*
10K
104p
-
R506
C505
+
683M
IC501
+
-
NE4558
2.2K
473M
R510
C507
+VCC
C511
R566
R509
104p
22K
240K
C510
220uf/25v
LED501
GND
POWER
R536
+12V
1K
3P/2.0
CN506
CN505
2P/2.0
16
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
CN602
VGV-15P
-Vcc
-VCC
SW-IN
MUTE
Q506
-Vcc
BUK7535-55A
DZ503
BZX79-B22V
R514
R517
R520
680
47K
10K
10k
R522
47K
R512
-VCC
Q505
BC857B
R534
Q503
BC857B
330
C566
R528
22uf/25v
4.7K
Q507
BUK7535-55A
+Vcc
-28v
+28v
2.7K
DZ502
R521
BZX79-B22V
R516
R518
680
10K
Q504
R531
BC847B
330
9-3
IC503
11
2
R555
R554
C522
36K
4.7/0.25
10
4.7uf/25v
R556
C523
560
C524
104(M)
9
GND
R557
560
562(M)
104(M)
C526
8
R558
R559
36K
4.7/0.25
4
R544
7
10K
C527
104p
TDA7265
MUTE1
+Vcc
R537
22K
9014
R540
Q508
10K
47K
R523
C579
R538
47uf/16v
4.7K
R565
R539
100K
D501
6.8K
C1
Q510
C?
4148
9014
DGND
PGND
Q502
R524
6801/4W
8550
22 1/2W
+12V
R560
+VCC
R525
47K
C515
104
C104
R529
C504
4.7K
DZ504
12V
C558
R533
C559
220uf/35v
Q501
47K
104P
BC847B
470uf/35v
C531
D502 4001
C516
104p
C525
C517
470uf/35v
D505
104p
VF2
VF1
Transformer
~24V
7
0
~120V/~230V
6
~24V
5
~16.5V
4
~16.5V
!
3
~6.5V
2
~6.5V
1
AC IN
!
~16.0V
3
0
2
~16.0V
1
!
L502
2uH
OUT2
2
L501
OUT1
1
2uH
CN507
3P/2.0
DB501
KBL808G
3P/3.95
3C:4AL250V
CN501
F4AL250V
~16.8V-2
F501
1
F502
2
~16.8V-1
3
F4AL250V
3C:4AL250V
104(M)
C528
C519
C104(M)
R515
4001
2.2/0.25W
D503
4001
D504
~24v
1
4001
0
2
~24v
3
~6.5v
4
R513
~6.5v
5
2.2/0.25W
16.5v1
6
16.5v2
7
CN502
7P/2.5
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