Page 1
D
XL R shieid
C
B
A
X3
B1
0ohm
AC45V
AC45V
AC33V
AC33V
4321
R5
4K32ohm
C2
100N
X4
R70
10ohm
4
3
2
1
X2
AC33V
X1
R71
10ohm
3
2
1
3
2
1
B3
0ohm
B2
0ohm
4
4
51234
R2
1Kohm
R1
33K2ohm
R4
1Kohm
R3
22K1ohm
C5
100N
D10
RS404
2
1
3
D11
36MB120A
2
1
3
1 2 3 4
C3
100P
CG
470UF/63V
R76
10ohm/0.5W
C1
4700UF/63V
C22
4700UF/63V
R77
10ohm/0.5W
C30
6800UF/63V
C34
6800UF/63V
CG
470UF/63V
Q1
BC639
3
B
3
B
C4
4700UF/63V
C25
4700UF/63V
C31
6800UF/63V
C38
6800UF/63V
R11
7K5ohm
R7
21
C
E
E
Q3
BC640
C
2 1
R9
4K32ohm
1
C14
100N
C20
100N
2
C32
6800UF/63V
C41
6800UF/63V
D2
J510
U6
LM7812
Vin
D7
0R
Vin
U7
LM7912
C33
6800UF/63V
C42
6800UF/63V
R6
4K32ohm
R12
7K5ohm
Vout
GND
2
D61N5258
D8
0R
D9
1N5258
1
Vout
ADJ
C6
Q2
BC639
D1
J510
C7R8
+45V
-45V
C
E
C
3
C13
100N
C19
100N
3
R42
1K5ohm
R78
3K3ohm
R79
3K3ohm
R47
1K5ohm
21
Q4
12
BC640
R10
4K32ohm
C12
100N
C18
100N
B
C8
Q5
BC640
3
R19
121ohm
3
R17
500R
3EB
3
Q7
BC639
D16
1N5252
D17
1N5252
B
C10
B
+48V
-48V
C43
10UF
C45
10UF
E
C
2 1
21
C
E
+48V
R14
332ohm
3
B
R16
750R
D3
BYV29-200
D4
BYV29-200
D5
BYV29-200
R18
121ohm
3
R13
332 ohm
R16
475ohm
R15
100Kohm
R
51Kohm
R62
20Kohm
1
C14
100N
C20
100N
2
C9
10P
B
C11
10P
U3
LM7815
U4
LM7815
21
TO-126
C
Q6
BD139
E
E
C
Q8
2 1
BD140
TO-126
-48V
C15
470P
1
B
R20
243ohm
R23
56.2ohm
R24
56.2ohm
R22
243ohm
1
B
C17
470P
C16
27P
6
TO-220F
Q9
2SC4832
23
C
E
R25
100ohm
R21
100ohm
E
Q10
C
2SA1668
2 3
TO-220F
C24
100N
C26
100N
1
B
2SC4832
TO-220F
Q17
BC639
1
B
47
C21
470P
Q13
C
E
R45
1K5
C23
470P
+15V
2
3
-15V
R40
39K2ohm
R28
10ohm
R34
22.1ohm
23
C
E
31
R44
243
E
C
TO-220F
2 3
R35
22.1ohm
R33
10 ohm
C2
2U2
U2
OP07
B
Q15
2SA1668
1
C27
R43
1K5
2
C28
1
R46
392Kohm
B
R38
0.47ohm/5W
B
CE
2U2
R48
39K2ohm
R36
0.47ohm/5W
Q14
E
2SA1216
C
2 3
R37
0.47ohm/5W
R41
10ohm/0.5W
23
C
E
Q16
2SC2922
R39
0.47ohm/5W
R67
100Kohm
C29
100N
UnRegistered
Vin
Vin
3
Vout
GND
2
1
Vout
ADJ
C44
10UF
C46
10UF
3
C12
100N
C18
100N
+15V
-15V
D14
1N4007
D15
1N4007
2
2
+45V
CB
2200UF/63V
C35
330P
3
1
3
1
CB
2200UF/63V
-45V
R50
10Kohm
SW1
SW6
R49
10Kohm
3
B
Q18
BC327
+15V
C39
100N
D
C
B
R80
100Kohm
D22
1N4148
+45V
21
R51
C
10Kohm
E
3
Q20
R58
680Rohm
L1
L3
Q21
AC33V
D19
1N4007
2 1
D18
R72
1N4148
10Kohm
C36
100N
21
3
3
C47
220UF
B
B
R66
3K92ohm
3
21
2 1
D20
1N4007
C
Q25
BC337
E
C48
1UF
E
Q26
BC327
C
R60
562Kohm
R81
100Kohm
R52
100Kohm
R53
47K5ohm
3
B
C37
4U7
1
2
3 4
U5
4N25
+45V
R63
18Kohm
21
Q24
C
3
B
BC337
E
R64
3K92ohm
R65
8K25ohm
C
E
21
Q22
BC337
21
C
E
Q19
BC639
6
5
B
3
3
3
B
R73
47K5ohm
B
R61
15Kohm
D21
1N4148
E
Q28
BC327
C
2 1
R74
1K5ohm
21
C
Q27L
BC337
E
D13
LED
6
R59
U1
OP07
C
E
D12
LED
21
+15V
-15V
4 7
B
Q27R
BC337
3
3
2
R55
15Kohm
R73R
47K5ohm
R54
KTY81-120
C40
100N
R56
1K4ohm
R57
15Kohm
933MK2 AMPLIFIER
2011-05-28
Title
Number RevisionSize
B
Date: 28-May-2011 Sheet of
File: H:\柏林之声933MK2纯后级（2011-04-13）\933MK2 AUDIO.ddbDrawn By:
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