1-12-7
Audio Input/Output Select Block Diagram
E9BA4BLAS
NOTE: BOARD MEANS PRINTED CIRCUIT BOARD.
REC AUDIO SIGNAL
PB AUDIO SIGNAL
DVD-AUDIO-MUTE2
DVD-SCART-AUDIO-MUTE
DVD-AUDIO(L)
DVD-AUDIO(R)
PB/EE-AUDIO(L)
PB/EE-AUDIO(R)
VCR-AUDIO(L)
VCR-AUDIO(R)
JK1505
REAR
Q1532
Q1539
AUDIO(L)
-OUT
BOARD
MAIN
BOARD
FRONT JACK
AUDIO(R)
-OUT
JK1202
AUDIO(L)
-IN
AUDIO(R)
-IN
JK1203
SIF OUT
4
4
TU-AUDIO(R)
1
1
TU-AUDIO
2
2
JK2-AUDIO-MUTE
2
2
SIF
5
5
TU-AUDIO(L)
4
4
JK2-AUDIO(L)-OUT
7
7
JK2-AUDIO(L)-IN
6
6
JK2-AUDIO(R)-IN
1
1
JK2-AUDIO(R)-OUT
(OP AMP)
IC1506
TU1501 (TUNER UNIT)
7
AUDIO OUT
6
10
24
6
8
27
33
32
13 15
26
25
1
7
2
6
(AUDIO INPUT SELECT)
(VCR DVD DUBBING))
IC1501
3
13
4
5
11
1
12
14
MUTE-ON
DRIVE
Q1540
MUTE-ON
9
10
VCR
FRONT
(L-CH)
VCR
TU/IN1/2
TU/IN1/2
FRONT
(R-CH)
SW CTL
SW
CTL
(OP AMP)
IC1513
(SW)
IC1508
OP AMP
OP AMP
2
6
1
7
TO SERVO/SYSTEM
CONTROL
BLOCK DIAGRAM
TO Hi-Fi AUDIO
BLOCK DIAGRAM
WF8
Q1537
Q1507
MUTE-ON
Q1538
MUTE-ON
Q2002,
Q2004
MUTE-ON
Q2003,
Q2005
MUTE-ON
IF SINAL
PROCESS
BOARD AFV
BOARD REAR JACK
CN1506
CN1507
CN2001
CN1
6
6
6
AUDIO(L)-IN-F
8
8 AUDIO(R)-IN-F
CN1505
CN1201
JK2001
AUDIO(R)-IN2
AUDIO(L)-OUT2
AUDIO(R)-OUT2
2
AUDIO(L)-IN2
6
1
3
JK1502
AUDIO(R)-IN1
AUDIO(L)-OUT1
AUDIO(R)-OUT1
2
AUDIO(L)-IN1
6
1
3
IC1518
(INPUT/OUTPUT SELECT)
AMP
AMP
BUFFER
DRIVER
DRIVER
16
20
12
14
23
22
21
AMP
AMP
BUFFER
LOGIC
CONTROL
DRIVER
DRIVER
DVD-AUDIO-MUTE
IIC-BUS SCL
TO SERVO/SYSTEM
CONTROLBLOCK
DIAGRAM
IIC-BUS SDA
OUTPUT-SELECT
14
15
13 12
1 2
9
10
11
+5V
+5V
(DVD VCR DUBBING))
FRONT
TO DIGITAL
SIGNAL PROCESS
BLOCK DIAGRAM
(CN701)
CN1502
14
16
20
18
AUDIO(R)-OUT
AUDIO(L)-IN
AUDIO(R)-IN
12
DVD-AUDIO-MUTE
AUDIO(L)-OUT
