Block Diagram - Digital Section - Sony STR-DE897 Service Manual

Q Q
3 7 6 3 1 5 1 5 0
4-4. BLOCK DIAGRAM — DIGITAL SECTION —
AMP
IC1402
L-IN
3 1
TUNER/
A
AUDIO
SECTION
(Page 16) R-IN R-CH
IC1353
MD/TAPE
DIN 3
OUT
(OPTICAL)
IC1303
J1301
WAVE
DVD -1
3 2
SHAPER
IN
(COAXIAL)
IC1103
J1301
WAVE
SA-CD/CD -2
3 2
DIGITAL SHAPER
IN
(ASSIGNABLE)
(COAXIAL)
SELECTOR
IC1354
IC1302
SA-CD/CD
IN OUT 1 3 7
5
T E
(OPTICAL) L 1 3 9 4 2 2 9 6 5 1 3
X1301
6
IC1351 12.288MHz
4
TV/SAT
OUT 1 8
IN
A B
(OPTICAL)
14 2
IC1352
MD/TAPE
IN OUT 1
(OPTICAL)
IC2010
VIDEO 3 DIGITAL
OUT 1
INPUT (OPT)
D1105
Q1103
INV.
TUNER/
B
AUDIO SYSTEM MUTE
D1106
SECTION
(Page 16)
Q1104
GATE
D1103
w w w
.
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A/D
CONVERTER
IC1401
AINL AUDIO
ADC LPF
2
I/F
+5V-2
A.5V
11
DIGITAL AUDIO
I/F RECEIVER
IC1301
20
DOUT
2 AUDIO 24
DIN2
CKOUT 13
5
BCK 14
LRCK 15
DATAO
DATA
INPUT 16
DEMODULATOR
DIN1
4
Pa,Pb DETECTION LOCK ERROR
34
DETECTION
C bit DETECTION
DIN0
3
MICROPROCESSOR
I/F
21
XOUT
22 XIN
38 37 36 35 33 47 17 48
VDD
NC
+3.3V
Q1105
INV.
95 96 97 98 94 100 93 91 90
24 SYSTEM_MUTE
99 ERROR
25
ANA/DIG
x a o u 1 6 3
y
i
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8
DSP
IC1501
SDTO
9 18 SDI1 SD01 23
SD02 24
SD03 25
LRCK 10
SWITCH
SCLK 12
IC1504
SD04 26 2
1
13
MCLK
SCKOUT 14
LRCKO
LRCKO 19
BCKO
BCKO
20
GP8
69
MCLK1 9
X1502
22 KFSI0
13.5MHz
MCLK2 12
29 BCKI2
LRCKI2
28
CSO 44 6 CS
30 SDI2
WEO 45 17 WE
15 LRCKI1
BCKI1
D1301 17
59 EXLOCK
Q Q
3 7 6 3 1
+2.5V
VDDI
+3.3V
VDDE
SWITCH
IC1503
37 GP12
2
56 5
BST
1
6
68 36 32 2 113 35 33 34
9 1 8 2 4 5 6 7 18 19 20 92
SYSTEM
CONTROL
IC1101 (2/4)
c o
.
17 17
2 4
9 9 8
6CH DAC
IC1452
LOUT3-
17
LOUT3+
18
SDTI3
8 DAC
ROUT3-
15
ROUT3+
16
LOUT1-
5 25
LOUT1+
26
SDTI1
DAC
6
6
ROUT1-
23
ROUT1+
24
LOUT2-
21
LOUT2+
22
SDTI2
SDRAM
7 DAC
ROUT2-
IC1502
19
ROUT2+
20
MCLK
MCLK
4
LRCKO
9 LRCK
BCKO
5 BICK
CSN-1
10 CSN
PDN-1
3 PDN
CLK
11 CCLK
CDTI
CDTI
12
2CH DAC
5 1 5 0 8 IC1451 9 2 4 9
OUTL-
11
OUTL+
12
SDTI
3
DAC
OUTR-
9
OUTR+
MCLK
10
1 MCLK
LRCKO
4 LRCK
BCKO
2 BICK
CSN-2
6 CSN
PDN-2
LRCKO 5 PDN
• Signal path
CLK
CLK
7
CDTI
8 DTI
• R-ch is omitted due to
same as L-ch.
85 3 10 14 12 13 15 21
m
STR-DE897
2
9 9
AMP
IC1403
2
1
L OUT
3
6
7 R-CH
5
AMP
IC1405
2
1 SL OUT
3
6
7 R-CH
5
AMP
IC1404
TUNER/
C
AUDIO
2
1
C OUT
3 SECTION
(Page 16)
6
7 SW OUT
5
AMP
IC1406
8 2 9 9
2
1 SBL OUT
3
6
7 R-CH
5
: VIDEO (AUDIO)
: CD (ANALOG)
: CD (DIGITAL)