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
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