Emerson EWR20V4 - Page 32

1-10-8
E9400BLAS
Audio Input/Output Select Block Diagram
IC13
(AUDIO D/A CONVERTER)
DIGITAL AUDIO OUT
A-MUTE
OUTPUT-SELECT
JK1202
JK805
BUFFER
Q1351
Q804 Q806
AUDIO-L OUT1
MAIN CBA JACK CBA
DVD BE MAIN CBA UNIT
AUDIO-R OUT1
JK801
AUDIO-L IN2
AUDIO-R IN2
JK800
JK804
AUDIO-L IN1
AUDIO-R IN1
SIF OUT
PB/EE-AUDIO(R)
MOD-A
VCR-AUDIO(R)
PB/EE-AUDIO(L)
VCR-AUDIO(L)
DVD-AUDIO(R)
DVD-AUDIO(L)
L-CH R-CH
66A(L)-IN2 88A(R)-IN2
18 18SPDIF 27 27A-OUT(L) 29 29A-OUT(R) 21 21
DVD-A-MUTE
25 25AUDIO(L) 23 23AUDIO(R)
(
MTS/SAP AUDIO
SIGNAL PROCESS
)
IC900
(
OP AMP
)
IC803
TO DIGITAL SIGNAL PROCESS BLOCK DIAGRAM
TU900 (TUNER UNIT)
MTS/SAP AUDIO SIGNAL PROCESS
OP AMP
AUDIO D/A CONVERTER
OP AMP
15
AUDIO-IN2
21
30 29
1 7
2 6
(
OP AMP
)
IC802
(AUDIO INPUT SELECT)
VCR PB
IC801
OP AMP OP AMP
1 7
3
13
2 6
24 27
4 2 5
11
1
12 15 14
MUTE-ONDRIVE
Q805
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 CN202 CN7 CN201
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 IN1 IN1 TU IN2
(R-CH)
SW CTL
INSEL-1 INSEL-0
TO SUB SYSTEM CONTROL BLOCK DIAGRAM
9 10
SW CTL
11
(OP AMP)IC804
(OUTPUT SELECT)
IC1406
OP AMP OP AMP
2 6
1 7
JK751
AUDIO-L OUT2
AUDIO-R OUT2
TO SERVO/SYSTEM CONTROL BLOCK DIAGRAM
TO SUB SYSTEM CONTROL BLOCK DIAGRAM
TO Hi-Fi AUDIO BLOCK DIAGRAM
SUB-SCL SUB-SDA
TO SUB SYSTEM CONTROL BLOCK DIAGRAM
CN1609 CN1605
REC AUDIO SIGNAL PB AUDIO SIGNAL
12 13
5 3
14
4
(DVD VCR DUBBING)
(VCR DVD DUBBING)
TP754
A-OUT-L
TP753
A-OUT-R
WF10
WF11
WF9