Sony SLV-478 - Audio Block Diagram

SLV-478/677HF/678HF/688HF/L47/L48/L57/
L58/L67HF/L68HF/L77HF/L78HF/X50/X60HF
3-4. AUDIO BLOCK DIAGRAM
3-7 3-8
CH2
ERASE
MA-317 BOARD
CN260
DRUM
AUDIO
HEAD
16
24
20
18
17
CH1
3
2
1
5
REC ON
HA
HA
VCC
CA
NORM IN
NORM OUT
INPUT SEL
SDA SCL
PB ON
AGC
DET
AGC
AMP
9
3
FM PB
14
VCC
SW 5V
L341
AFM
REC/PB
IC340
AMP
37
12
15
16
1
4
5
FM REC
36
40
REC
AF SWP
50
IC160
19
IC160
TO/FROM
SYSCON
BLOCK
REC P
49
IC160
AF ENV
I2C CLOCK
9
IC160
17
IC160
I2C DATA
22
IC160
TU AUDIO R
IC733
4
IC733
FROM
TUNER
BLOCK
TU AUDIO L
3
CN341
1
HF ADJ
CJ570
L
R
AUDIO
LINE 1 IN
L1 L
L1 R
CN423
3
5
CJ801
L
R
L2 L
L2 R
3
5
AUDIO
LINE 2 IN
JK-161
BOARD(2/2)
FM
BPF
AUDIO
PROCESSOR
IC360
(HIFI)
AUDIO
PROCESSOR
IC201 (2/2)
(MONO)
AF SWP
LEVEL
DET
39
41
42
1 2
5 6
4
3
+
MODEM
PNR
L
PNR
R
MODEM
MUTE
MUTE
OUTPUT
SEL
35
14
13
17
21
20
SW 12V
EQ
CN301
CN302
SW 5V
FULL
AUDIO
REC/PB
ERASE
HEAD
ERASE
HEAD
AUDIO
HEAD
2
1
4
1
5
4
2
HEAD SW
BIAS
OSC
IC301
JS322
JS321
JS324
75
71
73
5
6
7
4
3
2
1
80
A-H SW
DECODER
SERIAL
REC
PB
PB
76
A VCC
SW 5V
AUTO
BIAS
LINE
AMP
ALC
CTL
SW
BIAS
Q301
REC:
EP,LP
PB:EP
REC
PB:
LP,SP
79
64
63
77
70
10 11
9
8
MUTE
MUTE
JS325
JS326
CJ570
L
R
AUDIO
LINE OUT
A MUTE
I2C DATA VIDEO
I2C CLOCK VIDEO
RF AUDIO
1
TU701
48
IC160
TO
TUNER
BLOCK
52
IC160
51
IC160
FROM
SYSCON
BLOCK
X
X
X
REC
EXCEPT
L57,L58,X50 MODEL
EXCEPT
MONO MODEL
MONO
ONLY
MONO
ONLY
MONO
ONLY
HIFI MODEL
(
688HF,L57,L58,L77HF
L78HF,X50 MODEL
)
(SEE PAGE 4-24)
(SEE PAGE 3-5)
(SEE PAGE 3-10)
(SEE PAGES 4-6, 15)
(SEE PAGE 3-9)
(SEE PAGE 3-5)
MUTE
Q387
EP
SP
13
REC
MUTE REC
H SW
3
FM PB
EXCEPT
L57,L58,X50 MODEL
JS323
+
+
SW 12V
CN801
T331,Q331
MUTE
w w w . x i a o y u 1 6 3 . c o m
Q Q
3
7
6 3
1 5 1 5
0 9 9
2
8 9
4 2
9 8
T E L 1 3 9 4 2 2 9 6 5 1 3 9 9 2 8 9 4 2 9 8 0 5 1 5 1 3 6 7 3
Q Q
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