Toshiba DVR610 - DVDr/ VCR Combo Service Manual page 48

Audio Input/Output Select Block Diagram
SPDIF
AUDIO(L)-OUT
AUDIO(R)-OUT
DVD-AUDIO-MUTE
TO DIGITAL
SIGNAL
PROCESS
BLOCK
DIAGRAM
IC802
(AUDIO A/D CONVERTER)
LRCK
7
BCK
8
DATA
9
MD
AUDIO A/D
10
CONVERTER
MC
11
AIMS
12
SYSCLK
6
DVD MAIN BOARD
CN101 CN2204 Q2351
3 SPDIF 3 AMP
WF10
WF9
CN701 CN2201
17 AUDIO(L)-OUT 17
15 AUDIO(R)-OUT 15
18 DVD-AUDIO-MUTE 18
11 AUDIO(L)-IN 11
13 AUDIO(R)-IN 13
IC2803
( OP AMP )
1
L-CH
13
R-CH
14
7
TO SYSTEM CONTROL
BLOCK DIAGRAM
IC2406
12
13
5
JK2202 (REAR)
3
DIGITAL
AUDIO OUT
(COAXIAL)
IC2804
(OP AMP)
OP
2 1
AMP
OP
6 7
AMP
VCR PB
(VCR DVD DUBBING)
IC2801
(INPUT SELECT)
(L-CH)
EE
1
OP
2 3
IN1
AMP
4
IN2
5
(R-CH)
EE
12
OP
6 13
IN1
AMP
11
IN2
14
SW CTL
9 10
AUDIO-SW2
AUDIO-SW1
OUTPUT-SELECT2
BOARD MAIN
1-12-8
NOTE: BOARD MEANS PRINTED CIRCUIT BOARD.
REC AUDIO SIGNAL
TP754
(OUTPUT SELECT)
A-OUT-L
14
4
SW CTL
9 10 11
OUTPUT-SELECT TO SYSTEM CONTROL
BLOCK DIAGRAM
Q2804 Q2806
DRIVE MUTE-ON
Q2805
MUTE-ON
DVD-AUDIO(L)
DVD-AUDIO(R)
DVD PB (DVD VCR DUBBING)
LINE(L)-IN
LINE(R)-IN
LINE(L)-OUT
LINE(R)-OUT
IC2101 (SW)
13 Q2101
14
12 BUFFER
3 Q2102
4
5 BUFFER
SW CTL
9 10 11
BOARD FRONT JACK
CN2609 CN1231
3 AUDIO(L)-IN2 3
5 AUDIO(R)-IN2 5
PB AUDIO SIGNAL
JK2751 (REAR)
AUDIO(L)
-OUT2
AUDIO(R)
-OUT2
JK2805 (REAR)
AUDIO(L)
-OUT1
AUDIO(R)
-OUT1
TO Hi-Fi AUDIO
BLOCK DIAGRAM
JK2804 (REAR)
AUDIO(L)
-IN1
AUDIO(R)
-IN1
JK1232
AUDIO(L)
-IN2
JK1233
AUDIO(R)
-IN2
E9KGABLAS