Block Diagrams; Dolby Surround Section - Sony STR-D760Z Service Manual

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3 7 6 3 1 5 1 5 0

5-2. BLOCK DIAGRAMS

— DOLBY SURROUND SECTION —
L
FRONT
R
REAR
L
5.1 INPUT REAR
R
CENTER
CENTER
FM/AM TUNER
TU401
ANTENNA
STEREO 22
A STOP 21
FM 75Ω
2 (75) T MUT 20
COAXIAL
IFD 9
AM
4 AM ANT CLOCK 8
DATA 7
CE 6
L ch 17
R ch 19
L
CD IN
EQ AMP
R
IC302 (1/2)
2
1
L 3
PHONO IN
R
EQ AMP
IC302 (2/2)
5 2
1 7
3 6
DAT/MD L
REC OUT
R
T E
L 1 3 9 4 2 2 9 6 5 1 3
L
VIDEO 3 INPUT
AUDIO
R
DAT/MD L
IN
R
L
TAPE
REC OUT
R
TAPE L
IN
R
TV/DBS L
AUDIO IN
R
L
LD/DVD
AUDIO IN
R
L
VIDEO 2
AUDIO OUT
R
VIDEO 2 L
AUDIO IN
R
www
VIDEO 1 L
AUDIO OUT
R
L
VIDEO 1
AUDIO IN
R
.
09
http://www.xiaoyu163.com
A
STEREO 5V
AUTO STOP
Q416 Q415
T MUTE
PANEL SECTION
IF DATA IN
3 (Page 35)
2
1
AUDIO IN/OUT SELECTOR
IC301
19 20
3
1 4 72 L IN
C OUT
2
S OUT
28
30 27 73 R IN
29
5 L OUT
6 8
7 R OUT
OUT
26
IN
25 23
24
15 16 17
9
11
2 3 5
10
21
20
22
1
S LAT 13
2
S DATA 14
3
S CLK 15
AUDIO SELECTOR
IC303
1
4
2
30
27
29
6
8
7
24
23
25
9
11
10
x a o
y
21
20
22
1
i S LAT 13
2
14
S DATA
3
S CLK 15
— 29 —
http://www.xiaoyu163.com
8
REAR
CENTER
IC404
6
7
5
3
1
2
IC401
AUDIO
IC403
PROCESSOR
6
7
5 5
3
7
1
2
IC402
RY401
6
7
2 5
Q Q
3 3
1 3 7 6 3 1
2
22
21
X401
4MHz
DIR. PASS SW
Q410
TONE CONTROLLER
11
12
14
15
6
5
3
2
u 1 6 3
.
2 4
9 9 8
AUDIO SELECTOR
IC406
L
2
R
29
L
10
L OUT
R
3
21
R OUT
28
C C OUT
5 6
MUTE
Q403
MUTE
Q451
MUTE
PSR
Q401
23 9
SL OUT
11
SP OUT
20
PSL
8 22
MUTE
Q452
MUTE
C
Q402
4
SL
7
SR
24
L
1
5 1 R 5 0 8 9 2 4
30
13 14 15
1 2 3
IC502
+12V
VOLTAGE AMP BIAS
13
Q552
Q551
BIAS
VOLTAGE AMP
4
Q502
Q501
–12V
BOOST SW
8 9 10
Q414
3 2 4
m
c o
— 30 —
STR-D760Z/DE815G
2
9 9
L
R
CENTER
C
B
PANEL SECTION
(Page 36)
L/R/C MUTE SW
Q411
SL
REAR
SR
REAR
F/C/W MUTE
MUTE-SW A
SR MUTE
Q413
PANEL SECTION
(Page 35)
MUTE-SW
SL MUTE
Q412
9 8 2 9 9
• Signal path
: FM
: AM
: CD
: TAPE
: DAT/MD
: TAPE (REC)
: DAT/MD (REC)
: PHONO
: AUDIO
: SURROUND
D PASS
BASS BOOST
A
3
S CLK
2
S DATA
1
S LAT
PANEL SECTION
4
(Page 35)
T LAT
5
D LAT