SLV-777HF/778HF/788HF
3-4. AUDIO BLOCK DIAGRAM
3-7
3-8
BOARD
JK-162
3
CJ801
CN801
L2 R
CN423
LINE 2
IN
CJ570
LINE
OUT
AUDIO
R
L
MA-327 BOARD
2
1
3
3
CN260
DRUM
AUDIO
HEAD
CH1
CH2
17
4
REC MUTE
IC340
AFM
REC/PB
AMP
L341
18
24
20
AGC
DET
13
14
16
VCC
SW5V
3
9
1
H SW
5
REC
CA
HA
HA
REC ON
EP
SP
AGC
AMP
PB ON
VCC
VCC
1
CN341
FM PB
HF ADJ
FOR
CHECK
36
37
AGC
AMP
VCO
HF
LPF
PNR
L
MUTE
OUTPUT
SEL
INPUT SEL
LEVEL
DET
VCO
HF
LPF
PNR
L
15
14
MUTE
16
17
MUTE
12
13
NORMAL IN
NORMAL OUT
21
20
35
SW12V
SW12V
SW12V
FM PB
FM REC
IC360
AUDIO
PROCESSOR
(HIFI)
39
5
6
3
4
SCL
42
SDA
41
AF SWP
40
AGC
R
L
AUDIO
CJ570
LINE 1
IN
R
L
AUDIO
5
L2 L
3
5
BIAS
ERASE
OSC
T331,Q331
CN301
1
2
4
FULL
ERASE
HEAD
AUDIO
REC/PB
HEAD
NOMAL
AUDIO
HEAD
SW
4
2
IC301
1
FULL
HEAD
CN302
HEAD
SW5V
SEL
1
2
IC201
AUDIO
PROCESSOR
(MONO)
MUTE
CTL
MUTE
LINE
AMP
77
PB
PB
ALC
10
11
8
9
PB:
LP,SP
EQ
76
AVCC
REC
SW5V
REC
REC
79
1
5
REC:EP,LP
PB:EP
4
3
AUTO
BIAS
BIAS
SW
Q301
6
70
7
80
AUTO
A-H SW
75
73
71
MUTE
MUTE
SW
MUTE
Q387
Q386
Q379
RF AUDIO
TU701 1
FROM/TO
TUNER
BLOCK
TU AUDIO L
IC733
3
TU AUDIO R
IC733
4
(2/2)
FROM/TO
SYSCON
BLOCK
16
A MUTE
IC160 48
I2C DATA1
IC160 22
I2C CLOCK1 IC160 17
AF ANV
IC160
9
AF SWP
IC160 19
AF REC P
IC160 49
AF REC
IC160 50
(SEE PAGE 4-28)
(SEE PAGE 4-5, 17)
BLOCK
(SEE PAGE 3-11, 12)
(SEE PAGE 3-6)
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