Block Diagram - Digital Section - Sony STR-DE485 Service Manual
Fm stereo/fm-am receiver
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Also See for STR-DE485:
- Operating instructions manual (88 pages) ,
- Service manual (54 pages) ,
- Product information (2 pages)
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4-4. BLOCK DIAGRAM — DIGITAL SECTION —
L-IN
6
7
2
TUNER/
1
AUDIO
SECTION
AMP
R-IN
R-CH
IC1502
(Page 16)
IC1102
J1101
COAXIAL
WAVE
3
2
5
SHAPER
DVD/LD
IN
DIGITAL
IC1105
OPTICAL
OUT
1
4
VIDEO 2
IN
21
X1101
12.288MHz
22
Q1601
INV.
TUNER/
2
AUDIO
FC MUTE
21
SECTION
(Page 16)
Q1602
99
CODEC
IC1501
L IN-
29
AUDIO
SDTO
ADC
LPF
I/F
L IN+
1
30
(1/2)
+5V-2
MCLKI 39
AVDD
DIR
IC1101
AUDIO 24
CKOUT 13
BCK 14
LRCK 15
DATAO
DATA
INPUT
16
DEMODULATOR
Pa,Pb DETECTION
LOCK
ERROR
34
DETECTION
C bit DETECTION
MICROPROCESSOR
I/F
XOUT
XIN
38
37
36
35
33
47
17
VDD
NC
+3.3V
95
96
97
98
94 100
F.MUTE
DIR
ERROR
DSP
IC1201
SDTI1
9
18
DSI1
SD01
23
6
SDTI2
SD02 24
7
SDTI3
SD03 25
8
SCKOUT
14
GP10 67
LRCKO 19
5
LRCK
BCKO 20
4
BCK
GP8
69
22
KFSI0
MCLK1 9
X1201
29
BCKI2
13.5MHz
MCLK2 12
LRCKI2
28
30
DSI2
CSO 44
6
CS
D1101
WEO 45
17
WE
59
EXLOCK
+2.5V
VDDI
+3.3V
VDDE
68 56
36
32
2 113
35 33 34
1
2
3
4
5
6 7
18 19 20
DSP
SYSTEM
CONTROL
IC1601 (2/4)
17
17
LOUT1
DAC
27
LOUT 3
AUDIO
DAC
23
I/F
(2/2)
ROUT 3
DAC
24
LOUT 2
DAC
25
+5V-1
D5V
17
3
43
42
41
ROM
IC1202
• Signal path
: TUNER (FM/AM)
: CD (ANALOG)
: CD (DIGITAL)
• R-ch is omitted due to
same as L-ch.
8
9
10
12
13
CODEC
STR-DE485/DE485E
DLIN
DCIN
TUNER/
3
AUDIO
SECTION
DSWIN
(Page 16)
DSLIN
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