1-7-4
Audio Block Diagram
E6502BLA
IC13
(A
UDIO D/A CONVER
TER)
DIGIT
AL
A
UDIO OUT
A-MUTE
JK4301
JK4104
B
U
FFER
Q4301
Q4425
Q4424
A
UDIO-L
OUT1
A
UDIO-L
OUT2
A
V
CB
A
J
A
CK CB
A
D
VD BE MAIN CB
A
JK4105
A
UDIO-R
OUT1
A
UDIO-R
OUT2
JK4602
A
UDIO-L
IN2
A
UDIO-R
IN2
JK4104
A
UDIO-L
IN1
JK4105
A
UDIO-R
IN1
SIF OUT
L-CH
R-CH
88
A
UDIO(L)-IN2
10
10
A
UDIO(R)-IN2
18
18
SPDIF
25
25
A
UDIO-OUT(L)
27
27
A
UDIO-OUT(R)
19
19
DVD-A
UDIO-MUTE
23
23
DVD-A
UDIO-IN(L)
21
21
DVD-A
UDIO-IN(R)
(MTS/SAP A
UDIO
SIGNAL PR
OCESS
)
IC4041
(OP AMP
)
IC4165
T
O
DIGIT
A
L
SIGNAL
PR
OCESS
BLOCK
DIA
GRAM
TU4001
MTS/SAP
A
UDIO
SIGNAL
PR
OCESS
OP
AMP
A
UDIO D/A
CONVER
TER
OP
AMP
14
21
30
29
1
7
2
6
(OP AMP
)
IC4166
(A
UDIO INPUT SELECT)
IC4164
OP
AMP
OP
AMP
1
7
3
13
2
6
24
27
4
2
5
11
15
14
MUTE-ON
DRIVE
Q4426
MUTE-ON
9
10
1
2
3
7
8
11
13
14
16
IC12
(A
UDIO A/D CONVER
TER)
A
UDIO A/D
CONVER
TER
13
14
15
1
5
16
SPDIF
CN6
CN4502
CN7
CN4401
BCK
D
ATA
LRCK
MD
MC
SCK
15
ML
L-CH
R-CH
MUTE
BCK
D
ATA
LRCK
SYSCLK
R-CH
L-CH
IN1
TU
IN2
(L-CH)
IN1
TU
IN2
(R-CH)
SW CTL
A
UDIO-SW2
A
UDIO-SW1
T
O
SYSTEM CONTR
O
L
BLOCK DIA
GRAM
(OP AMP
)
IC4421
OP AMP
OP AMP
2
6
1
7
TO
SYSTEM CONTR
O
L
BLOCK DIA
GRAM
SUB-SCL
SUB-SD
A
T
O
SYSTEM CONTR
O
L
BLOCK DIA
GRAM
CN4104
CN4601
REC AUDIO SIGNAL
PB AUDIO SIGNAL
Q4162
Q4161
WF6
WF7