Read Sony STR-DE497 Service Manual online
STR-DE497
18
18
4-5. BLOCK DIAGRAM — VIDEO/DISPLAY SECTION —
12
10
5
3
1
2
4
13
88
83
61
7
14 - 29
42 - 31
82
34
33
5
6
88
90
11
8
14
62
8
63
46
60
59
54
38
9
1
2
4
SW NETWORK S131-135,151
39
SW NETWORK S100-107
40
SW NETWORK S120-125
41
SW NETWORK S110-116
RV102
MASTER
VOLUME
VOLUME
56
28
27
51
49
77
2
3
1
3
VIDEO
IN
VIDEO 1
VIDEO
OUT
MONITOR
VIDEO
OUT
VIDEO 1
VIDEO
IN
VIDEO 2
VIDEO
IN
DVD
+3.3V
(STBY)
RESET
IC1602
VOUT1
VOUT2
+5V
V3
V2
V1
X1
X0
SW2
SW3
SW1
SDA
EEPROM
VIDEO SW
SCL
POWER KEY
FLASH1
FLASH2
MD2
MD0
RSTX
-5V
IC807
IC804
+5V
REG
-5V
REG
+V
-V
J201 (2/2)
J200 (2/2)
FL101
FLUORESCENT
INDICATOR
TUBE
F1
F2
DIN
CLK
STB
SW1
SW2
3
SW3
SW4
VIDEO AMP
IC203
S2
M2
S1
M1
J201 (1/2)
J200 (1/2)
SDA
SCL
EEPROM
IC1604
X1601
16MHz
DIN
FL DRV/
LED DRV
BUFFER
IC101
CLK
FL_STB
BLUE LED
SIRCS
VOL(A)
VOL(B)
VOL(B)
A/D0
A/D1
A/D2
A/D3
5
+5V
4
1
1
2
10
9
6
3
8
3
1
FL DISPLAY
DRIVER
IC100
SEG1-16 GRID1-12
LED DRIVER
Q100
1
REMOTE
CONTROL
RECEIVER
IC102
OUT
SIRCS
SYSTEM
CONTROL
IC1601 (3/4)
CNS3
FLASH1
FLASH2
MD2
MD0
RESET
RESET
1
2
7
6
6
5
FLASH
PROGRAMMING
S152
+5V
1
2
I
/ I
D101
MULTI CHANNEL
DECODING
D102
D103
D104
D105
MUSIC
MOVIE
A.F.D.
2CH
-2
-1
-1
-2
-3
• Signal path
: VIDEO
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