Block Diagram - Digital Section - Sony STR-DH520 Service Manual

4-2. BLOCK DIAGRAM – DIGITAL Section –
TUNER/
L-IN
AUDIO A
SECTION
R-IN
(Page 12)
CN2004
7
6
H
PROGRAMMING
5
1
IC2303
J2301
COAXIAL
3 IN2 OUT3 2 33
BD/DVD IN
DIGITAL
DIGITAL OPTICAL
RECEIVE
IC2351
OPTICAL
OUT 1 32
IN
DIGITAL OPTICAL
RECEIVE
IC2352
OPTICAL OUT 1 31
TV
IN
40
X2801
24.576MHz
39
CN2513
1
7
8
9
10
HDMI RE PC
D
11
SECTION
12
(Page 15)
13
14
16
18
TH251
26
TH252 27
STR-DH520
+3.3V
DIGITAL AUDIO
INTERFACE RECEIVER
IC2006
48 47 20
RXIN2/
DATA
INPUT
DEMODULATOR
RXIN3/
LRCK
LOCK
DETECTION
I/F
RXIN4/TV OPT IN
XTO
XTI
28
29 25 24 6, 8 -10 3 - 5
VDD
+3.3V
CEC DATA
Q2702 - Q2705
MUTE
Q2706
88 89
GENERATOR
IC2801 (1/2)
IC2034
2 VDD OUT 1 173
88
TDO 73
151
94
TDI
158
86
144
146 EMU
CLKIN 24
3
X2800
25MHz
XTAL2 25
3
92
98
99
18
49
50
+1.2V
VDDI
39
38
+3.3V
40
VDDE
135 134
136
MUTING
IC2804
Y0 4
Y3 12
Y1
3 B0 7
1
47 43 69 70 71 68
CONTROL
IC2105 (2/5)
13 13
D/A CONVERTER
IC2501
IC2805
DIN3 VO3L
25
13 A3 Y0 3 9
DAC
VO3R
26 R-CH
A2
10
DIN4/DNC VO4L
19
Y3 11 10
DAC
A1 VO4R
4
20 R-CH
Y1 6
1 A0 Y2 8
2 B0 VO1L
21
DIN2
DAC
8
VO1R
22 R-CH
VO2L
IC2009
23
DIN1
DAC
Q 7
5
VO2R
24
1 2
2 MCK
3 BCK
LRCK
4
IC2032 (1/2)
6 2B
9 3Y
11 1 14 13 12 11
59 60 62 95 94 61
55
DAC
56
57
EEPROM
IC2802
STR-DH520
FL OUT
TUNER/
AUDIO
C
SECTION
(Page 12)
C OUT
+5V REG
IC2421
+5V VOUT VIN
+7V
IC2010
+3.3V
+3.3V 4 2 +3.9V
REG
IC2005
+9V
+9V +15V
REG
CN2602 (1/2)
4
5 H
PROGRAMMING
6
CN2000
4
5 H
PROGRAMMING
6
: TUNER (FM/AM)
: DVD (DIGITAL)