Microlab M-300II, M-400II Schematics

4321
+VCC
R5 510
R5' 510
LED1
C5
3.3UF
C5'
3.3UF
R14 510
C22 100UF/25V
C12 22UF
5
1
C21
104
Title
C23
104
2
1
2
1
2
U2
U3
+VCC
U4
-VCC
TDA2030
4
3
5
TDA2030
4
3
C22' 100UF/25V
TDA2030 5
4
3
-VCC
R15 22K
R6 22K
R6' 22K
JR1
0.5 C6
CC224
R7
2.2
JR1'
0.5 C6'
CC224
R7'
2.2
C13 CC224
R16
2.2
M300II
Number RevisionSize
A4
Date: 9-Mar-2005 Sheet of File: F:\my file\My Design\TMD-1.ddb Drawn By:
C09 CC102
C08 CC102
C08'
CC102
SP1 6 ohm
SP2 6 ohm
SP3 4 ohm
L.M.An
D
C
B
A
C2
R11 10K
C04
C03
472
R2
8.2K
C2' 472
R2'
8.2K
4xRL205
D4
C3
U1D LM324U1C
C14 3300UF 25V
C14' 3300UF 25V
0.22UF
C3'
0.22UF
C10
0.47UF
R17 560
R17' 560
+VB
R4
6.8K
R4'
6.8K
R13 10K
C15 100UF
C15' 100UF
C4
102
C4' 102
C11
102
R19
3.3K
R3
3.3K
R3'
3.3K
C8 224
C01
CC223
C02
CC223
6
5 7
C9 104
+VCC
-VCC -VB
R12 10K
D1
D2D3
JK1
C07
CC221
VR2
B50K
SW1
VR1A B50K
C1
0.22UF
VR1B B50K
C1'
0.22UF
R8
4.7K
R8'
4.7K
F1
T250mAL250V
R9
8.2K
D
C07' CC221
C
B
AC IN
A
1 2 3 4
R1 47K
R1' 47K
13
12
T1
U1A LM324
14
2
3
9
10
+VB
-VB
LM324
4
11
1
U1B
R10 12K
LM324
8
CC223
CC223
C05
C06
CC223
CC223
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4321
+VCC
R5 510
R5' 510
LED1
C5
3.3UF
C5'
3.3UF
R14 510
C22 100UF/25V
C12 22UF
5
1
C21
104
Title
C23
104
2
1
2
1
2
U2
U3
+VCC
U4
-VCC
TDA2030
4
3
5
TDA2030
4
3
C22' 100UF/25V
TDA2030 5
4
3
-VCC
R15 22K
R6 22K
R6' 22K
JR1
0.5 C6
CC224
R7
2.2
JR1'
0.5 C6'
CC224
R7'
2.2
C13 CC224
R16
2.2
M400II
Number RevisionSize
A4
Date: 9-Mar-2005 Sheet of File: F:\my file\My Design\TMD-1.ddb Drawn By:
C09 CC102
C08 CC102
C08'
CC102
SP1 6 ohm
SP2 6 ohm
SP3 4 ohm
L.M.An
D
C
B
A
C2
R11 10K
C04
C03
472
R2
8.2K
C2' 472
R2'
8.2K
4xRL205
D4
C3
U1D LM324U1C
C14 3300UF 25V
C14' 3300UF 25V
0.22UF
C3'
0.22UF
C10
0.47UF
R17 560
R17' 560
+VB
R4
6.8K
R4'
6.8K
R13 10K
C15 100UF
C15' 100UF
C4
102
C4' 102
C11
102
R19
3.3K
R3
3.3K
R3'
3.3K
C8 224
C01
CC223
C02
CC223
6
5 7
C9 104
+VCC
-VCC -VB
R12 10K
D1
D2D3
JK1
C07
CC221
VR2
B50K
SW1
VR1A B50K
C1
0.22UF
VR1B B50K
C1'
0.22UF
R8
4.7K
R8'
4.7K
F1
T250mAL250V
R9
8.2K
D
C07' CC221
C
B
AC IN
A
1 2 3 4
R1 47K
R1' 47K
13
12
T1
U1A LM324
14
2
3
9
10
+VB
-VB
LM324
4
11
1
U1B
R10 12K
LM324
8
CC223
CC223
C05
C06
CC223
CC223
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4321
C25
+VA
16
U1
TEA2025B
KA2206
8
4,5,9 12,13
1,
C6 47UF
+VA
16
U3
TEA2025B
KA2206
8
4,5,9 12,13
C18
47UF/16V
Title
A4
Date: 9-Mar-2005 Sheet of File: F:\my file\My Design\M-111.ddb Drawn By:
R1
8.2K
R1'
8.2K
C13 MC224
R10 10K
C21
3300UF/16V
C2 MC682
C2' MC682
6
5 7
U2B
C14 MC104
R14
680/0.25W
R19
2.7K
LE2
R2
3.3K
R2'
3.3K
ZD1 9V1
C15
0.47UF
R19
5.1K
R20
4.7K
R3
4.7K
R3'
4.7K
C16
0.47UF
R15
3.3K
C22 470UF/16V
C3
MC472
C3'
MC472
C4
0.22UF
C4'
0.22UF
R18
2.2K
D5
4148
R16
2.2K
C02 CC102
C02' CC102
C05
CC102
+VB+VA
47UF/16V
R11 150
C23
R12 100
C5
R4 270
R4' 270
47UF/16V
47UF/16V
C17
C17'
R17 47K
C5' 47UF
JK1
D
C
C26 CC104
B
AC IN
A
R
L
C01 CC221
C01' CC221
R5 47K
R5' 47K
C11
R7
100UF
15K
C04
C10
1UF
SW1
CC221
+VB
T1
1 2 3 4
R6 47K
2
3
CC223
+VA
C07
VR1A B50K
VR1B B50K
C12
CC104
8
U2A
4
4558
C1
0.47UF
C1'
0.47UF
C08
D3
D4
C010
4 x IN4004
R9 10K
C09
CC223
D1
D2
C011
CC223
+VP
33K
R8
1
CC223
CC223
47UF
100UF/16v
10
11
7
6
10
11
7
6
1
C24 CC104
C7
14
100UF/16v
15
3
2
C24' CC104
14
15
3
2
C7'
100UF/16v
C19
100UF/16v
C19'
100UF/16v
MC8
224
MC8'
224
M-111 SUBWOOFER SYSTEM
Number RevisionSize
C9
470UF/16UF
C03
CC102
C9'
470UF/16V
C03'
CC102
C20 224
R13
5.1K
C20' 224
SP1 4 ohm
SP2 4ohm
SP2
C06
6 ohm/30W
CC102
C06' CC102
WANGZHAO
D
C
B
A
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