BBK FSA-2800 Schematic
+5V
BBK FSA-2800
2R10
220
Hi-Fi
IC-10
IR/INT1
+5V
2SCW1
INPUT
2D8
红
123
+5V
1S1
STANDBY
2R11
220
QS-5.1
2R2
2D1
红
2R23
2R19
2R22
10K
2R9
220
红
DVD/5.1CH
10K
10K
10K
2C6
473
IC-11
2R8
220
TV
2C7
473
2D6
红
2R7
220
CD
2D52D7
2C4
22P
2R12
1M
XT1
12MHz
2R6
220
AUX
2D4
D+5V
2C3
22P
2R5
220
2D3
静音
红
2C3
104
绿
2R4
220
电源
2R13
10K
+5V
2D2
红
2R3
220
待机
2U1
1
P10/T
2
P11/T
3
P12
4
P13
5
P14
6
P15
7
P16
8
P17
13
INT1
12
INT0
15
T1
14
T0
31
EA/VP
19
X1
18
X2
9
RESET
17
RD
16
WR
87C51
+5V
2C2
10uF
2D11
4148
+5V
P00
P01
P02
P03
P04
P05
P06
P07
P20
P21
P22
P23
P24
P25
P26
P27
RXD
TXD
ALE/P
PSEN
AT24C01
2U2
2D10
2C5
104
VOL-Max
2R14
220
39
38
37
36
35
34
33
32
21
22
23
24
25
26
27
28
10
11
30
29
SDA5SCL
IC-10
IC-11
CE0
CE1
CE2
WC
VOL-Min
2R15
220
6
1
2
3
7
2D9
D+5V
IR/INT1
2C9
104
2L1
47uH
2R24
2R25
2R26 2K
2R27 2K
2R28 2K
+5V
2R18 10K
2R17 10K
10K
2R16
10K
2R20
2R21 10K
2K
2K
2R1
100
+5V
2IR1
1838
VCC1GND
OUT
2
2C1
104
2CN2
1
2
3
4
5
6
7
7P24182
3
SCL
SDA
D+5V
CLK
DATA
LATCH
GND
TV
CD
AUX
1R33
+12V 1D+5V
2K
1VD1
5.1V/0.5W
1R4
R
1K
1R2
L
1K
1R8
R
1K
1R6
L
1K
1R12
R
1K
1R10
L
1K
1R3
1R1
47K
47K
1C50
10μF
1R50 47K
1R51
1R58
47K
-12V
1U5A
4558
+12V
2
3
8 4
1
1R38
5.6K
1C37
154
1C36
154
1R37
5.6K
47K
3
2
1R60
1U9B
1C72
102
4558
22K
1R61
7
47K
5
6
1R59
47K
1U5B
7
6
5
4558
+12V
84
1U9A
4558
-12V
1C73
102
1
1CN3
1
2
3
4
5
6
7
8
9
10
功放板
10P24182
+12V
1C10
1C24
1C25
100μF
104
1C17
1C18
103
103
1R31
1R32
10K
10K
1C4
1C5
822
1C16
822
36
37
38
39
40
QSOUND
41
42
43
44
45
46
47
48
1234567891011
1C15
822
1R30
1R29
10K
10K
822
1C9
1C3
1C8
1C11
102
123
823
272
223
B/4052
A/4052
Qsurround
QS7785CF
1C19
332
1C20
332
1U4
2526272829303132333435
24
23
22
21
NC
20
NC
19
18
NC
17
16
15
14
13
12
1D+5V
1R35
47K
10μF
1C42
1C41 10μF
1C43 10μF
1C44 10μF
1C45
1C22 10μF
1C21
10μF
10μF
1R54
47K
SCL
SDA
1R34
1R36
47K
47K
1R53
47K
1C23
10μF
1U1
12
X0
14
15
11
1
5
2
4
6
10
9
7
4052
-6.2V-A
1C2
1R7
1R5
1R11
1R9
47K
47K
47K
47K
1R27
1R28
47K
47K
104
1R26
47K
13
X1
X
X2
X3
Y0
3
Y1
Y
Y2
Y3
INH
A
B
VEE
+6.2V-A
1C1
104
1R25
47K
1C14
154
10μF
10μF
1C13
1C6
1C7
1C12
224
154
FR
FL
SR
SL
C
SW
DVD/5.1
AC13Vx2
1CN1
1
2
3
3P24182
D+5V
1C52
334
1C53
153
1C66 10
μ
μ
42
F
F
41
40
39
38
37
36
35
34
33
32
31
30
29
1C61
28
10μF
27
26
1C59
10μF
25
24
23
22
+6.2V-A
-6.2V-A
10μF
+6.2V
A/4052
B/4052
AC-3
MUTE
1R41 47K
1R44 47K
47K
1R42
1R43
47K
1R40 47K
D+5V
1C38
1041C39
1C51
1C47
1C48 10μF
1C49 10μF
1C46 10μF
1C40
1R39
47K
10μF
10μF
10μF
1C35
104
1U6
1
OUT4
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
1C58
1C56
334
822
1C57
153
DVDD
OUT3
OUT2
DATA
OUT1
LATCH
AVDD
Dgnd
SWin
Agnd
Sgnd
SWout
SRin
SRout
SLin
SLout
Cgnd
Cout
Cin
Rout
Rgnd
Lout
Rin
AVss
Lgnd
Lin
BYPASSR
BYPASSL
LTRE
RTRE
LBASS3
RBASS3
LBASS2
RBASS2
LBASS121RBASS1
M62446FP
CLK
CL1
CL2
CR1
CR2
AC-3
12
13
11
10
2
1
5
3
6
9
7
1C77
104
MUTE
1U3
X0
X1
Y0
Y1
Z0
Z1
INH
A
B
C
VEE
4053
-6.2V-A
1R47
100
1R48
510
1VD5
6.2V/0.5W
1VD6
6.2V/0.5W
1R49
510
X
Y
Z
5.1V/0.5W
14
SL
15
C
4
SW
+6.2V-A
1C75
104
1VD4
100μF
100μF
1C74
1C76
Vout
Vout
1R62
47K
1U2
12
13
2
1
5
3
6
11
10
9
7
4053
14
X0
X1
Y0
Y1
Z0
Z1
INH
A
B
C
FR
X
15
Y
FL
4
Z
SR
VEE
+12V
3
1R45
220
1C30
100μF
1VD2
6.2V/0.5W
1VD3
1C31
6.2V/0.5W
100μF
1R46
220
3
1C34
100μF
1C33
100μF
+6.2V-B
-6.2V-B
-12V
1R16
1K
1R14
1K
1R20
1K
1R18
1K
1R22
1K
1R24
1K
1R23
1R21
1R17
1R19
1R13
1R15
1C26
1C27
1C28
104
1R63
47K
47K
47K
1U10
7812
1
Vin
GND
2
2
1
GND
Vin
1U11
1C29
7912
104
接口
47K
47K
47K
47K
1C60
104
1D1 1N4004
E
1C55
104
1D2 1N4004
2200μF
1D3 1N4004
E
1C69
2200μF
104
1D4 1N4004
1C68
1C67 10
1C54
822
1C63 10
1C62 10
1C65 10
1C64 10
μ
μ
μ
μ
F
F
F
F
CLK
DATA
LATCH
DGND
-6.2V
1C32
104
SCL
SDA
D+5V
CLK
DATA
LATCH
控制板
1CN2
1
2
3
4
5
6
7
7P24182
Loading...