Microlab A-6332 Schematics

654321

4

TDA2030A1

4

C8'
100UF/25V

C21

R19
22K

C18
22uF

R18
680

R19
22K

C18'

22uF

R18'

680

+VCC

SP1

JR1

R7
39K

R7'
39K

-VCC

C22
100UF/25V

R21
22K

Title

Date: 10-Sep-2004 Sheet of
File: F:\my file\My Design\A-6330.ddb Drawn By:

0.5/0.5W

C6
CC224

R8

3.3/0.25W

JR1'

0.5/0.5W

C6'
CC224

R8'

3.3/0.25W

JR2

0.5/1W
C19
CC224

R20

3.3

JR2'

0.5/1W
C19

CC224

R20

3.3

Number RevisionSize

B

8 ohm

SP2
8 ohm

SP3
8 ohm

A-6332 SUBWOOFER

D

C

B

A

SYSTEM

WANGZHAO

+VB

SW1

R
RCA

L

RCA

JK1

FUSE1

1A 250V

R01

22K

R01'
22K

VR1A
B50K

C1
1UF

VR1B
B50K

C1'
1UF

R9'

4.7K

R9

4.7K

R11

8.2K

C9

1UF

T1

+VB

2

3

R10
100K

-VB

D3 D2

C11

CC104

8

U4A

4

4558

4xIN5404

R12

1

47K

C12
CC104

D1D4

D

C

B

AC IN

A

1 2 3 4 5 6

U1A
4558

2

1

3

R1
47K

-VB

U1B
4558

6

7

5

R1'
47K

C13
MC224

R13
10K

R14
10K

+VCC

R22

150/0.5W

C23
4700UF
25V

C24
4700UF
25V

R23

-VCC -VB
150/0.5W

6

5 7

C14
MC104

ZD1

9.1V

ZD2

9.1V

U4B

+VB

C2
MC682

R2

8.2K

C2'
MC682

R2'

8.2K

C16

0.47UF

C25
100UF/25V

C26
100UF/25V

R15
1K

R01

1K/0.25W

R02

1K/0.25W

R3

3.3K

R3'

3.3K

VR2
B10K

LED1

LED2

R4

6.8K

R4'

6.8K

VR3A
B50K

VR3B
B50K

C15

0.47UF

C4

0.22UF

C3
MC333

C4'

0.22UF

C3'
MC333

R17
22K

R5
22K

R5'
22K

C07
CC102

22K

-VCC

R17'

C02
CC102

C02'
CC102

C7
CC104

R6
510

R6'
510

C5

3.3UF

C5'

3.3UF

CC104

C21

1

2

1

2

C8
100UF/25V

+VCC

TDA2030A
5

U5

3

U5

TDA2030A
5

3

1 TDA2030A

2

2

C7'
CC104

4

4

C22
100UF/25V

5

U2

3

5

U3

3

CC104

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