Page 1
654321
+VB
D
C
B
A
R
RCA
L
RCA
JK1
VR1A
B50K
C1
1UF
VR1B
B50K
C1'
R01
22K
R01'
22K
SW1
AC IN
1 2 3 4 5 6
1UF
T1
2
3
R1
47K
-VB
6
5
R1'
47K
C05
221
4x1N5404
D3 D2
U1A
082
U1B
082
1
7
R9
4.7K
R9'
4.7K
R11
8.2K
C9
1UF
D1D4
+VB
C11
104
8
2
3
U4A
4
4558
R10
100K
-VB
+VCC
150/0.5W
C23
4700UF
25V
C24
4700UF
25V
-VCC -VB
JK4
47K
R12
1
C12
104
R22
R23
150/0.5W
R13
10K
ZD1
9.1V
ZD2
9.1V
+VB
C13
224
R14
10K
1.8K/0.25W
C25
100UF/25V
C26
100UF/25V
R24
6
5 7
C14
104
LED1
U4B
C2
682
R2
8.2K
C2'
682
R2'
8.2K
C16
0.47UF
PDF created with FinePrint pdfFactory trial version http://www.fineprint.com
TDA2030A
4
TDA2030A
4
C8'
100UF/25V
R19
22K
C18
22uF
R18
R19
22K
C18'
22uF
R18'
680
-VCC
C22
100UF/25V
Number RevisionSize
+VCC
JR1
0.5/0.5W
C6
224
R8
3.3
JR1'
0.5/0.5W
C6'
224
R8'
3.3
JR2
0.5/1W
C09
C19
221
224
R20
3.3
JR2'
0.5/1W
C09'
C19
221
224
R20
3.3
R21
22K
R7
39K
R7'
39K
A-6331 SUBWOOFER
SP1
8 ohm
SP2
8 ohm
SP3
8 ohm
SYSTEM
D
C
B
A
WANGZHAO
C7
C8
100UF/25V
C4
VR3A
B50K
VR3'B
B50K
0.22UF
C3
333
C4'
0.22UF
C3'
333
R17
22K
R5
22K
R5'
22K
C07
102
R17'
22K
-VCC
R3
3.3K
R4
6.8K
R3'
3.3K
R4'
6.8K
R15
1K
C06
221
LED2
VR2
B10K
C15
0.47UF
104
5
1
U2
2
C02
C5
3.3UF
102
R6
510
C5'
C02'
3.3UF
102
R6'
510
+VCC
TDA2030A
5
1
U5
2
3
C08
221
TDA2030A
5
1
C07'
221
C08'
221
U5
2
3
C22
C21
100UF/25V
104
3
5
1
U3
2
3
C7'
104
C21
104
4
680
4
Title
B
Date: 16-Apr-2003 Sheet of
File: F:\WANG\A-6302.ddb Drawn By:
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