Block Diagrams; Da Section - Sony SDP-EP9ES Service Manual

5-2. BLOCK DIAGRAMS

—DA SECTION—

DIGITAL 1
DIGITAL DIGITAL AUDIO
INPUT SELECTOR INTERFACE RECEIVER
IC306 IC302 IC301
DIN2
OUT 3 5 7 2
D1 Y
1
DIN1
DIGITAL 2
DIGITAL
INPUT
IC305
INPUT
OUT 3 4
D2
DIGITAL 3
DIGITAL
INPUT
IC304
OUT 3 3
D3
DOLBY
AC-3
SECTION
C
DAO 6
D0
A0 A1
(Page 20)
14 2
AVOCK
DSELA0
D
DSELA1
CONTROL
SECTION
J301 3 2
(Page 21)
INPUT 4
BUFFER
IC307
DIRCLK 14 SCLK
DIRLAT 15 XLAT
DIWDAT 16 SWDT
E
DIRDAT 17 SRDT
DIRERR 24
EROR
CONTROL
SECTION
DIRRST 10 XMODE
(Page 21)
ANADIG
EXTAL
SRCINI
ATT
DF-DAT
SHIFT
DF-CLK
LATCH
DF-LAT
INIT
DF-INI
ST
DA-LAT
CK
DA-CLK
DT
DA-DAT
F
F. 8DB
CONTROL
R. 8DB
SECTION
C/S.8DB
(Page 22)
F. 4DB
R. 4DB
C/S. 4DB
MUT
RY-OFF
09
(Page 21)
CONTROL
SELECTOR
SECTION
IC404
(1/2) A
DATAO DATAI
23 10 B2 Y2 9 DATA 1
LRCKI
BCKO 2
BCKI
3
LRCKO
3 1 VIN
(Page 22)
E/D OUT
CONTROL
SECTION
DIGITAL
FI128
7
OUTPUT
B
IC303
SOA
REC OUT
OUTPUT
SOB
SOC
CENTER
SUPER WOOFER
RV301
VIN 6
PLL
SELECTOR
IC404 (2/2)
11
BCK
LRCK 22 3 B0 Y0 4
LRCK
BCK 21 6 B1 Y1 7
128FS
FS128 20 13 B3 Y2 12
S A0 A1
1 2 5
DATAI
1
LRCKI
2
BCKI
3
FI128
7
— 17 —
SAMPLING RATE
CONVERTER DIGITAL FILTER, D/A CONVERTER
IC401 IC405
DATAO DATAI
30 40
SAMPLING
D/A
LRCKO LRCKI DIGITAL
RATE
32
39
CONVERTER
FILTER
CONVERTER
BCKO BCKI
31
38
SAMPLING
MODE
RATE
COUNTER
XI
FLAME 512FSO CLOCK
13 45
COUNTER
GENERATOR
10 10 34 35 36
FILTER
F404
IC425
8
9
13
BUFFER
2
IC408
12
1
1
2
13
FILTER
F401
12
10 11
X401
49.152MHz
6 5 3
4
FILTER
9
F402
8
SAMPLING RATE
CONVERTER
DIGITAL FILTER, D/A CONVERTER
IC403 IC407
DATAO DATAI
30 40
SAMPLING
D/A
LRCKO
LRCKI DIGITAL
RATE 32
39 CONVERTER
FILTER
BCKO BCKI
CONVERTER
31
38
SAMPLING
MODE
RATE
COUNTER
XI 512FSO
FLAME CLOCK
13 45
COUNTER GENERATOR
10 34 35 36
DIGITAL VOLUME
IC410
IC416
R1(+) IN1+
IO1- +
21 25 4 L.P.F.
R1(-) IN1- IO2+
23 24 5
ECL
R2(+) IO2-
IN2+ +
SW
18 27 L.P.F.
2
IN2- IO1+
R2(-)
16 28 1
VOLUME
CONTROL
12
5
4
15
1
MUT
37 1
D/A
RY-OFF
CONVERTER
SHIFT
REGISTER
REAR L-CH
LEVEL
SHIFT
D/A
8
CONVERTER
IC421
1 3
2 7
1
MUT
RY-OFF
CENTER
8
MUT
1
R1(+)
21
R1(-)
23 REAR
RY-OFF
R2(+)
L-CH
18
R2(-)
16
XIN
10
37
•
R-CH, SUPER WOOFER is omitted.
• REAR L-CH and CENTER part was omitted.
(Same as FRONT L-CH)
• Signal path
:Digital in
:Digital out
:RF (AC-3)
— 18 —
SDP-EP9ES
IC602 IC607
MIX
H.P.F. BUFFER
AMP
RY608
RY607
3 5 J601
3
4
F
FRONT
L
1
RY610
RY609
6 8 J601
6
7
R
OUT
REAR
L PUT
1
RY612
RY611
6 8 J602
6
7
C CENTER
1
J603
F
FRONT
L
R
REAR BYPASS
L
C
CENTER