Symphonic WF803 Service Manual page 32

Audio Block Diagram ( DVC860D )
TU701
SIF 15
WF10
MOD-A 2
JK751
A-OUT (R)
A-OUT (L)
JK756
A-OUT (R)
REAR
A-OUT (L)
JK752
A-IN (R)
A-IN (L)
JK754
A-IN (L)-F
FRONT
JK755
A-IN (R)-F
(DECK ASSEMBLY)
AC HEAD ASSEMBLY
AUDIO
HEAD
AUDIO
ERASE
HEAD
FE HEAD
FULL
ERASE
HEAD
IC751
TP753
(OUTPUT SELECT)
A-OUT (R)
DVD
5
4 VCR
3
DVD
12
14 VCR
13
TP754
SW CTL
A-OUT (L)
9 10 11
Q760
FROM SERVO/SYSTEM
OUTPUT-SELECT
CONTOL BLOCK
DIAGRAM
CL504
4 A-PB/REC
3 A-COM
1 AE-H
2 AE-H/FE-H
CL501
1 AE-H/FE-H
2 FE-H-GND
1-10-5
PB-AUDIO SIGNAL
MAIN CBA
IC301
(AUDIO PROCESS) 80
78
4 1
EQ
AMP
2
SP/LP-ON
3
Q422
BIAS
OSC
AUTO
99 6
BIAS
Q421
P-ON+5V
Q423 (PB=ON)
SWITCHING
D-REC OFF
Q425
P-ON+5V
Q424
(PB=ON)
REC-AUDIO SIGNAL
DVD AUDIO SIGNAL
DVD-A(R)
DVD-A(L)
MOD-A
A-IN (L)-F
A-IN (R)-F
A-OUT (R)
A-IN (R)
A-IN (L)
A-OUT (L)
N-A-OUT
N-A-IN
76
TUNER
REAR
FRONT
ALC
R LINE
MUTE
AMP
100
P
REC
7
AMP
11 12
16
D-PB-L
A-MUTE-H
D-REC-H
1-10-6
Mode : SP/REC
FROM DVD VIDEO/
AUDIO BLOCK
DIAGRAM
<DVD SECTION>
SIF
FROM/TO Hi-Fi AUDIO
BLOCK DIAGRAM
96
98
FROM
SERVO/SYSTEM
CONTROL BLOCK
DIAGRAM
H9400BLA