Read Sony STR-DE475 Service Manual online
9
9
STR-DE475
3-2. BLOCK DIAGRAM – MAIN SECTION –
TUNER UNIT
• Signal Path
• R-CH is omitted due to same as L-CH.
: FM
: CD
FM
AM
R-CH
S DATA
PLL DATA
S CLK
S LAT
STEREO
AUTO STOP
S DATA
DATA OUT
S CLK
S LAT
SIGNAL
STEREO
TUNED
T MUTING
T MUTING
FM
AM DET OUT
R OUT
L OUT
CD IN
MD/TAPE OUT
DVD/LD
AUDIO IN
VIDEO
AUDIO OUT
VIDEO
AUDIO IN
FRONT
SURROUND
CENTER
SUB WOOFER
J501
2
4
14
16
13
X301
4.33MHz
RDS
IC301
AEP,UK MODEL
PROC.
IC201
IN G2
63
IN B2
70
REC OUT 2A
61
IN C2
69
IN E2
67
REC OUT 2B
62
49
L OUT
IN D2
68
43
SL OUT
37
C OUT
28
SW CH OUT
MUTING
Q361
DATA
32
CLOCK
31
LATCH
33
DATA
CLOCK
S CE
MUTING
Q362
MUTING
Q363
MUTING
Q364
J1004
J1006
VIDEO
VIDEO IN
MONITOR
VIDEO OUT
MOUT
10
V1
12
OUT
5
V2
3
V3
1
2
S1
13
S2
4
M2
11
M1
VIDEO SELECT
IC1015
66
AUTO STOP
S1
75
S2
76
VIDEO MUTING
74
65
67
STEREO
62
TUNER DATA IN
60
TUNER DATA OUT
61
TUNER CLK
59
TUNER LAT
53
RDS CLK
48
RDS DATA
79
M CLK
80
M CE
78
M DATA
AUTO STOP
T MUTING
T MUTING
STEREO
DATA
S DATA
S CLK
S LAT
CLOCK
S CE
DATA
SYSTEM CONTROL
IC102(1/2)
TV/SAT
AUDIO IN
J401
J402
MD/TAPE IN
J403
3
1
IC401(1/2)
DIGITAL
DVD/LD IN
J1001
IR LINK
DET
IC1002
DIGITAL
TV/SAT IN
3
5
6
2
IC1003
DIGITAL AUDIO
I/F RECEIVER
IC1004
L
DIN0
3
DIN1
4
DO
35
DI
36
CLK
38
CE
37
ERROR
34
XSTATE
17
XMODE
48
12.288M
22
DIR DO
DIR DI
DIR CLK
DIR CE
DIR ERROR
DIR XSTATE
DIR MODE
13
MCLK
14
BCK
15
LRCK
16
DATAO
IC1003
1
7
IC1005
X1101
12.288MHz
6
2
IC1005
AUDIO DSP
IC1006
SDIA1
85
SDIA0
84
SO
67
SI
68
SCK
69
CS
66
CSB
65
IC
62
XI
8
DSP SO
47
SBOB0
46
SBOB1
45
SBOB2
SDBCK0
83
SDWCK0
82
DSP SI
DSP CLK
DSP CS
DSP CSB
DSP IC
3
5
IC1005
IC1007
SRAM
AUDIO CODEC
IC1008
MCLK
39
CDT1
43
CCLK
42
DIF0/CSN
41
DFS
11
PDN
17
SMUTE
3
CODEC CDT1
27
L OUT1
BCK
4
LRCK
5
SDTO
9
SDTI1
6
SDTI2
7
SDTI3
8
CODEC CLK
CODEC CS
CODEC DFS
CODEC MUTING
CODEC PD
5
7
IC402
3
L OUT2
3
1
IC403
23
L OUT3
3
1
IC404
24
R OUT3
5
7
IC404
LIN+
30
LIN-
29
2
1
IC1201
6
7
IC1201
ANALOG SOUND
IN F2
66
SW CH N IN
27
SL
50
44
38
SEL OUT2
60
TIN2
58
45
39
26
L CH N IN
SL CH N IN
C CH N IN
SL
C
SW
DOUT2
59
SL CH D IN
C CH D IN
SW CH D IN
A
44
RDS SIGNAL
89
VIDEO
VIDEO OUT
DVD/LD
VIDEO IN
TV/SAT
VIDEO IN
-5V
REG
3
2
-5V
IC1014
-12V
AEP, UK MODEL
90 92 91 95 96 93
94
DIR DO
DIR D1
DIR CLK
DIR CE
DIR ERR
DIR XSTATE
DIR XMODE
DIR DATA0
24
DSP SO
DIR DO
DIR D1
DIR CLK
DIR CE
DIR ERR
DIR XSTATE
DIR XMODE
22
DSP SI
21
DSP CLK
25
DSP CS
99
DSP CSB
100
DSP IC
69
CODEC CDT1
DSP SO
DSP SI
DSP CLK
DSP CS
DSP CSB
DSP IC
68
CODEC CLK
73
CODEC CS
70
CODEC DFS
71
CODEC PD
72
CODEC MUTING
98
ANA/DIG
CODEC CDT1
CODEC CLK
CODEC CS
CODEC DFS
CODEC PD
CODEC MUTING
MUTING
CONT
Q103,104
88
SYSTEM MUTING
MUTING
SWITCH
Q379
49
MD0
50
MD1
51
MD2
19
FLASH 1
20
FLASH 2
MD0
VDD
MD2
FLASH 1
FLASH 2
RESET
+5.6V
CNS105
B
US MODEL
+5V
REG
3
1
+5V
IC1009
+9.2V
+5V
REG
3
1
+5V
IC1011
+5V
REG
3
1
+5V
IC1013
+3.3V
REG
3
1
+3.3V
IC1010
MULTI CH IN
ANTENNA
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