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Audio Selector Block Diagram
BOARD AV
IIC-BUS SDA
TO SERVO/SYSTEM
CONTROL
IIC-BUS SCL
BLOCK DIAGRAM
IC1508
(OP AMP)
6
2
W F 9
CN1502
17 AUDIO(L)-OUT
TO DIGITAL
SIGNAL
15 AUDIO(R)-OUT
PROCESS
18 DVD/HDD-AUDIO-MUTE
BLOCK
11 AUDIO(L)-IN
DIAGRAM
(CN701)
13 AUDIO(R)-IN
IC1506
( OP AMP )
7
1
TO Hi-Fi
VCR-AUDIO-OUT(L)
AUDIO
BLOCK
VCR-AUDIO-OUT(R)
DIAGRAM
IC1509(AUDIO SELECTOR)
42
IIC
I/F
43
OP
7
77
AMP
OP
1
76
AMP
SW
SW
SW
80
OP
6
AMP
70
SW
OP
2
79
SW
AMP
SW
69
REC AUDIO SIGNAL
PB AUDIO SIGNAL
CN1506
72
SW
71
SW
74
SW
73
SW
68
SW
67
SW
90
87
85
92
82
(VCR DVD/HDD DUBBING)
94
(DVD/HDD VCR DUBBING)
89
86
84
91
81
93
1-15-6
NOTE: BOARD MEANS PRINTED CIRCUIT BOARD.
BOARD REAR JACK
JK2001
CN2001
6
AUDIO(L)-IN2
6
5
AUDIO(R)-IN2
5
3
AUDIO(L)-OUT2
3
1
AUDIO(R)-OUT2
1
2
AUDIO-MUTE
2
MUTE-ON
MUTE-ON
Q2003
Q2002
JK1504
6
AUDIO(L)-IN1
2
AUDIO(R)-IN1
3
AUDIO(L)-OUT1
AUDIO(R)-OUT1
1
Q1537
Q1538
MUTE-ON
MUTE-ON
Q1547
DRIVE
Q1534
IC1902
DRIVE
(IF SIGNAL PROCESS)
L-CH
31
IF SIGNAL
2
R-CH
PROCESS
30
43
MUTE-ON
Q1539
MUTE-ON
Q1540
Q1536
DRIVE
VCR-AUDIO-IN(L)
TO Hi-Fi AUDIO
VCR-AUDIO-IN(R)
BLOCK DIAGRAM
DVD-SC2-AUDIO-MUTE
AUDIO-MUTE
TO SUB SYSTEM
CONTROL
SC-AUDIO-MUTE
BLOCK DIAGRAM
DVD/HDD-AUDIO-MUTE
DTV-AUDIO(L)
TO DTV MODULE
DTV-AUDIO(R)
BLOCK DIAGRAM
6
AUDIO(L)-IN2
2
AUDIO(R)-IN2
3
AUDIO(L)-OUT2
AUDIO(R)-OUT2
1
TU1800
(TUNER UNIT)
6
SIF-OUT
7
AUDIO-OUT
JK1502
(REAR)
AUDIO(L)
-OUT
AUDIO(R)
-OUT
E3TK0BLAS
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