Block Diagram - Video/Display Section - Sony STR-DE497P Service Manual

STR-DE497P/K4800P/K5800P
Q Q
3 7 6 3 1 5 1 5 0
T E
L 1 3 9 4 2 2 9 6 5 1 3
w w w
STR-DE497P/K4800P/K5800P
4-4. BLOCK DIAGRAM — VIDEO/DISPLAY SECTION —
J201 (1/2)
-1
V3
VIDEO
12
VIDEO 1
IN
J200 (1/2)
-2
V2
VIDEO
3
VIDEO2
IN
-3
V1
VIDEO
1
DVD
IN
83 X1
X1601
16MHz
X0
82
EEPROM
IC1604
5 34 SDA
SDA
EEPROM
SCL SCL
6 33
S152
/ I
I
56 POWER KEY
CNS3
FLASH1
1
28 FLASH1
FLASH2
2 27 FLASH2
MD2
FLASH
7 51 MD2
PROGRAMMING MD0
49 MD0
6
RESET
5
RESET
+3.3V
IC1602
(STBY)
2 1 77 RSTX
x a o
y
. i
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VIDEO AMP
IC203
VOUT1
10
VOUT2
5
8 3
+5V
-5V 14 3
2 13 4 11
88 90 88
DIN 61
FL DRV/
LED DRV
VIDEO SW
62
CLK
FL_STB 63
LED DRIVER
BLUE LED
46
Q100
Q Q
3 7 6
SYSTEM
SIRCS
54
CONTROL
IC1601 (3/4)
60
VOL(A)
VOL(B)
59
A/D0 38
A/D1 39
A/D2 40
A/D3 41
u 1 6 3
.
18 18
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2 4
8 9 9
J201 (2/2)
J200 (2/2)
IC807 +V
+5V
1
REG
-V
FL101
VACUUM
-5V
2
FLUORESCENT
REG
DISPLAY
IC804
BUFFER
IC101
+5V
14 - 29 42 - 31
5
SEG1-16 GRID1-12
6 SW1
7 DIN
4
1
SW2
3
2 8 CLK
10 FL DISPLAY
SW3
8 DRIVER
9 9 STB
IC100
SW4
+5V
D101
3 1 5 1 5 0 8 9 2
MULTI CHANNEL
DECODING
SIRCS
RV102
3
MASTER
1
VOLUME
SW NETWORK S131-135,151
SW NETWORK S100-107
SW NETWORK S120-123,125
SW NETWORK S110-116
m
c o
2
8 9 9
-2
VIDEO
MONITOR
OUT
-1
VIDEO
VIDEO 1
OUT
F1
F2
D102
1 2CH
2 D103 MUSIC
MOVIE
3 D104
A.F.D.
D105
4
4 9 8 2 9 9
REMOTE
CONTROL
1 OUT
RECEIVER
IC102
• Signal path
: VIDEO