1-11-7
E9712BLAS
Audio Input/Output Select Block Diagram
REC AUDIO SIGNAL
PB AUDIO SIGNAL
IC901
(A
UDIO D/A CONVER
TER)
DIGIT
AL
A
UDIO OUT
(CO
AXIAL)
D
VD-A
UDIO-MUTE
RGB-THR
OUGH
D
VD-A
UDIO(L)
D
VD-A
UDIO(R)
PB/EE-A
UDIO(L)
PB/EE-A
UDIO(R)
VCR-A
UDIO(L)
VCR-A
UDIO(R)
JK1504
JK1505
REAR
B
UFFER
Q1534
Q1532
Q1539
A
UDIO(L)
-OUT
MAIN CB
A
FR
ONT J
A
CK CB
A
D
VD MAIN CB
A
A
UDIO(R)
-OUT
JK1202
A
UDIO(L)
-IN
A
UDIO(R)
-IN
JK1203
SIF OUT
11
SPDIF
17
17
A
UDIO(L)-OUT
15
15
A
UDIO(R)-OUT
19
19
DVD-A
UDIO-MUTE
13
13
A
UDIO(L)-IN
11
11
A
UDIO(R)-IN
44
TU-A
UDIO(R)
2
2
JK2-A
UDIO-MUTE
22
SIF
55
TU-A
UDIO(L)
44
JK2-A
UDIO(L)-OUT
77
JK2-A
UDIO(L)-IN
66
JK2-A
UDIO(R)-IN
11
JK2-A
UDIO(R)-OUT
(OP AMP
)
IC1506
TO
DIGIT
AL
SIGNAL
PR
OCESS
BLOCK
DIA
GRAM
TU1501 (TUNER UNIT)
A
UDIO D/A
CONVER
TER
22
10
24
6
8
27
33
32
13
15
26
25
1
7
2
6
(A
UDIO INPUT SELECT)
(VCR D
VD DUBBING))
IC1501
3
13
4
5
11
1
12
14
MUTE-ON
DRIVE
Q1540
MUTE-ON
9
10
7
6
8
15
14
16
4
3
5
IC902
(A
UDIO A/D CONVER
TER)
A
UDIO A/D
CONVER
TER
10
11
12
1
2
15
SPDIF
CN501
CN1501
CN601
CN1502
BCK
D
ATA
LRCK
MD
MC
SCK
2
MS
L-CH
R-CH
MUTE
BCK
D
ATA
LRCK
SYSCLK
R-CH
L-CH
VCR
FR
ONT
(L-CH)
VCR
TU/IN1/2
TU/IN1/2
FR
ONT
(R-CH)
SW CTL
SW
CTL
(OP AMP)
IC1513
(SW)
IC1508
OP AMP
OP AMP
2
6
1
7
T
O SER
V
O/SYSTEM
CONTR
OL
BLOCK DIA
GRAM
T
O Hi-Fi A
UDIO
BLOCK DIA
GRAM
WF10
WF8
Q1537
Q1535
Q1536
Q1507
Q1527
+5V
MUTE-ON
Q1538
MUTE-ON
Q2002,
Q2004
MUTE-ON
Q2003,
Q2005
MUTE-ON
IF SINAL
PROCESS
AFV CBA
REAR JACK CBA
CN1506
CN1507
CN2001
CN1
6
6
6
A
UDIO(L)-IN-F
8
8
A
UDIO(R)-IN-F
CN1505
CN1201
JK2001
A
UDIO(R)-IN2
A
UDIO(L)-OUT2
A
UDIO(R)-OUT2
2
A
UDIO(L)-IN2
6
1
3
JK1502
A
UDIO(R)-IN1
A
UDIO(L)-OUT1
A
UDIO(R)-OUT1
2
A
UDIO(L)-IN1
6
1
3
IC1518
(INPUT/OUTPUT SELECT)
AMP
AMP
B
UFFER
DRIVER
DRIVER
16
20
12
14
23
22
21
AMP
AMP
B
UFFER
LOGIC
CONTR
OL
DRIVER
DRIVER
IIC-B
US SCL
T
O SER
V
O/SYSTEM
CONTR
OLBLOCK
DIA
GRAM
IIC-B
US SD
A
OUTPUT
-SELECT
14
15
13
12
1
2
9
10
11
(D
VD
VCR DUBBING))
FR
ONT
DIGIT
AL
A
UDIO OUT
(OPTICAL)
JK1503
FIBER OPTIC
TRANS MODULE
www.freeservicemanuals.info
Digitized in Heiloo Netherland
