Toshiba D-VR40SF Service Manual page 51

Audio Input/Output Select Block Diagram
IIC-BUS SCL
TO SERVO/SYSTEM
CONTROLBLOCK IIC-BUS SDA
DIAGRAM
WF8
CN1502
14 AUDIO(L)-OUT
TO DIGITAL 16 AUDIO(R)-OUT
SIGNAL PROCESS
20 AUDIO(L)-IN
BLOCK DIAGRAM
18 AUDIO(R)-IN
(CN701)
12 DVD-AUDIO-MUTE
IC1518 (INPUT/OUTPUT SELECT)
8
27 BUFFER
10
24
AMP
6
AMP
DRIVER 25
DRIVER 26
14
23 BUFFER
16
20
33
LOGIC AMP
12
32 CONTROL
AMP
DRIVER 21
DRIVER 22
13 15
IC1513 (OP AMP)
2 1
OP AMP
OP AMP
6 7
IC1501
(AUDIO INPUT SELECT)
IC1506
( OP AMP )
(L-CH)
TU/IN1/2
1
VCR
7 6 3 4
FRONT
5
(R-CH)
TU/IN1/2
12
VCR
1 2 13 11
FRONT
14
9
SW CTL
10
BOARD
REC AUDIO SIGNAL PB AUDIO SIGNAL
+5V
14 15
9
IC1508
SW
10
(SW)
CTL
11
13 12 1 2
+5V
DRIVE
Q1532
(DVD VCR DUBBING))
DVD-AUDIO(L)
DVD-AUDIO(R)
PB/EE-AUDIO(L)
PB/EE-AUDIO(R)
VCR-AUDIO(L)
VCR-AUDIO(R)
(VCR DVD DUBBING))
MAIN
1-12-7
NOTE: BOARD MEANS PRINTED CIRCUIT BOARD.
BOARD REAR JACK JK2001
CN1507 CN2001
7 JK2-AUDIO(L)-IN 7
6 JK2-AUDIO(R)-IN 6
4 JK2-AUDIO(L)-OUT 4
1 JK2-AUDIO(R)-OUT 1
2 JK2-AUDIO-MUTE 2 MUTE-ON
MUTE-ON
Q2003,
Q2002,
Q2005
Q2004
JK1502
6 AUDIO(L)-IN1
2 AUDIO(R)-IN1
3 AUDIO(L)-OUT1
1 AUDIO(R)-OUT1
Q1507 Q1537
MUTE-ON
Q1538
MUTE-ON
CN1506
4 TU-AUDIO(R)
5 TU-AUDIO(L)
1 TU-AUDIO
2 SIF
TU1501 (TUNER UNIT)
7 SIF OUT
6 AUDIO OUT
JK1505
MUTE-ON
Q1539
MUTE-ON
Q1540
OUTPUT-SELECT
DVD-SCART-AUDIO-MUTE
TO SERVO/SYSTEM
DVD-AUDIO-MUTE2 CONTROL
BLOCK DIAGRAM
DVD-AUDIO-MUTE
TO Hi-Fi AUDIO
BLOCK DIAGRAM
BOARD FRONT JACK
JK1202
CN1505 CN1201
6 AUDIO(L)-IN-F 6 JK1203
6 8 AUDIO(R)-IN-F 8
6 AUDIO(L)-IN2
2 AUDIO(R)-IN2
3 AUDIO(L)-OUT2
1 AUDIO(R)-OUT2
BOARD AFV
CN1
4
5
IF SINAL
1 PROCESS
2
AUDIO(L)
-OUT
REAR
AUDIO(R)
-OUT
AUDIO(L)
-IN
FRONT
AUDIO(R)
-IN
E9BA1BLAS