Emerson EWR10D4 - Page 20

1-7-4
Audio Block Diagram
E6620BLA
IC13 (AUDIO D/A CONVERTER)
DIGITAL AUDIO OUT
A-MUTE
JK4301
JK4104
BUFFER
Q4301
Q4425 Q4424
AUDIO-L OUT1 AUDIO-L OUT2
AV CBA JACK CBA
DVD BE MAIN CBA
JK4105
AUDIO-R OUT1
AUDIO-R OUT2
JK4602
AUDIO-L IN2
AUDIO-R IN2
JK4104
AUDIO-L IN1
JK4105
AUDIO-R IN1
SIF OUT
L-CH R-CH
88
AUDIO(L)-IN2
10 10
AUDIO(R)-IN2
18 18SPDIF 25 25
AUDIO-OUT(L)
27 27
AUDIO-OUT(R)
19 19
DVD-AUDIO-MUTE
23 23
DVD-AUDIO-IN(L)
21 21
DVD-AUDIO-IN(R)
(
MTS/SAP AUDIO
SIGNAL PROCESS
)
IC4041
(
OP AMP
)
IC4165
TO DIGITAL SIGNAL PROCESS BLOCK DIAGRAM
TU4001
MTS/SAP AUDIO SIGNAL PROCESS
OP AMP
AUDIO D/A CONVERTER
OP AMP
14
21
30 29
1 7
2 6
(
OP AMP
)
IC4166
(AUDIO INPUT SELECT)
IC4164
OP AMP OP AMP
1 7
3
13
2 6
24 27
4 2 5
11 15 14
MUTE-ONDRIVE
Q4426
MUTE-ON
9 10
1 2 3
7 8
11
13 14 16
IC12 (AUDIO A/D CONVERTER)
AUDIO A/D CONVERTER
13 14 15
1 5
16
SPDIF
CN6 CN4502 CN7 CN4401
BCK
DATA LRCK
MD
MC SCK
15
ML
L-CH R-CH
MUTE
BCK DATA LRCK
SYSCLK
R-CH L-CH
IN1 TU IN2
(L-CH)
IN1 TU IN2
(R-CH)
SW CTL
AUDIO-SW2 AUDIO-SW1
TO SYSTEM CONTROL BLOCK DIAGRAM
(
OP AMP
)
IC4421
OP AMP OP AMP
2 6
1 7
TO SYSTEM CONTROL BLOCK DIAGRAM
SUB-SCL SUB-SDA
TO SYSTEM CONTROL BLOCK DIAGRAM
CN4104 CN4601
REC AUDIO SIGNAL PB AUDIO SIGNAL
Q4162
Q4161
WF6 WF7