Block Diagram - Digital Section - Sony STR-DE485 Service Manual

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
1 4
VIDEO 2 OUT
IN
21
X1101
12.288MHz
22
Q1601
INV.
TUNER/
2
AUDIO
FC MUTE 21
SECTION
(Page 16)
Q1602 99
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CODEC
IC1501
L IN-
29
AUDIO
ADC LPF
I/F
L IN+
1 30 (1/2)
+5V-2
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
SDTO
9 18 DSI1 SD01 23
SD02 24
SD03 25
MCLKI 39 14 SCKOUT
GP10 67
LRCKO 19
BCKO 20
GP8
69
22 KFSI0
MCLK1 9
X1201
BCKI2
29
13.5MHz
MCLK2 12
28 LRCKI2
30 DSI2
CSO 44
D1101
WEO 45
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
17 17
SDTI1 LOUT1
6 DAC 27
SDTI2
7
LOUT 3
AUDIO
DAC 23
I/F
SDTI3
8
(2/2)
ROUT 3
DAC 24
LOUT 2
DAC
5 LRCK 25
4 BCK
+5V-1
D5V
17 3 43 42 41
ROM
IC1202
6 CS
17
WE
• Signal path
• R-ch is omitted due to
same as L-ch.
8 9 10 12 13
CODEC
SYSTEM
CONTROL
IC1601 (2/4)
STR-DE485/DE485E
DLIN
DCIN
TUNER/
3
AUDIO
SECTION
DSWIN
(Page 16)
DSLIN
: TUNER (FM/AM)
: CD (ANALOG)
: CD (DIGITAL)