Text preview for : Bbk-FSA7800 amp.pdf part of BBK FSA7800 integrated amplifier
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BBK FSA-7800
1 2 3 4 5 6 7 8
D D
3
R3 R2
2 U1 1K 22K
-
JACK2
V
-
4
2 O
+V
1 C8 C16 R4 1
104 104 + R1
GND-OUT 22K TD A 2030A 560E
C6 R6
5
50V / 3uF 22K
3. JACK1
1
J N2
OI 2
R31
2 C-
OUT
1 3K 3/ 25W
0.
5
C18
LBD1-
OUT 50V /
1uF R8 1
+ U3
1K
+V
Q4 R11 O 4
R13 Q3 22K
V
J N1
OI
-
2K2 C1815 2
2 1N 4148 - TD A 2030A
1
3
LBD2-
OUT C2
104
22K
JACK5 QD1 C1 R7
C3 1 3
C AC + 25V /
4700uF C
3 104 50V / 3uF 1K
3.
2 RBV -606 R5
1 2 4 C12
AC -
24182-3P C5
C4 25V /
4700uF
104
JACK3
2
3 8 I
NA+
2
1 U2 C10 CH-
A
VCCA
LM 78L06A 16V /
47uF
GNDA
24396-3P 3 1 6 3
Vi
n V out M U TEA
R22
A dj
JACK6 L1 U6
9
2E2/ 25W
0.
3 C11 R17 NC
47uH 7
5
2 104 I
NA-
C27
25V /
1K
C36
2
1 104 Q10
C1815 C25 C38
100uF
24182-3P 103 102 R19 JACK8
684
R10 104
22K 1
1E Q1 Q2 Q5 Q6 1 Vi
n V out 3 22K R15 2
JACK5 R24 R18
GND
C19 C15 U4 R29 24396-2P
3 104 1000uF
16V / LM 7809 2K2 22K
1K / 25W
0. C37
2 1N 4001*4 2 _
15
B 3K 3/ 25W
0. U7A R16 R14 684 B
1 C13 1 13 C?
JRC4558 I
NB+
2
104 R29 3 104 R25
24182-3P + 1K 1K
R9 1E C34 2E2/ 25W
0.
V EE V CCB
C21 472 C32 CH -B
1
8
R26
GNDB
104 LM 7909 Q7 11 M U TEB 1
C1815 1K
16V /
1000uF U5
GND
104
14
C19
2 3 NC
Vi
n V out 12
10
C35 I B-
N
4
47P
LM 1876T
20K
R12 R21
C22 1K
104
8
7
6
5
4
3
2
1
8
7
6
5
4
3
2
1
JACK7 J N3
OI C23
24182-8P 24182-8P 25V /
22uF
A A
Ti l
te
E-
BENCH KH-
2800/ SCH
A.
Size N um ber Revi i
s on
A3 ONE Y K 0001- -
A 00
D ate: 31- ug-
A 2002 Sheet of
Fie:
l \ A\ f dek_1\ i
E: LZQFI LZQ\ i f dek1 1.ddb D r n By: LUZHI ANG
aw QI
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