Block Diagram - Video Section - Sony STR-DE598 Service Manual

Q Q
3 7 6 3 1 5 1 5 0
4-4. BLOCK DIAGRAM — VIDEO SECTION —
COMPONENT VIDEO SELECTOR
J301 (1/2)
CH1 IN2
Y 3
-4 CH1 IN3
5
P C B-Y
VIDEO 2 B/ B/
-5 CH2 IN2
IN
9
CH2 IN3
P C R-Y 11
R/ R/
-6
COMPONENT CH3 IN2
14
-1
VIDEO
CH3 IN3
12
Y
-2 SW1
P C B-Y
B/ B/
DVD
IN -3 COMP SW1
P C R-Y
R/ R/
VIDEO
SELECTOR
IC203
J201 (1/2)
-1
V1
VIDEO
VIDEO 1
13
IN
J200 (1/2)
-2
V2
VIDEO
VIDEO 2 5
IN
-1
DVD
3
VIDEO
DVD
IN
J298 (1/2)
-1
V3
VIDEO 3 VIDEO
9
INPUT
NC
7
T E
L 1 3 9 4 2 2 9 6 5 1 3
DE698/DV10
J253 (1/2) V1.IN
13
Y
-2
G
S-VIDEO DVD
VIDEO 1
3
IN
V2
5
G
C
NC
1
V3
9
J252 (1/2)
-1 Y
G
10
S-VIDEO
DVD
IN
G
C
J252 (2/2)
V1
-2 Y
G
13
S-VIDEO
VIDEO 2
IN
DVD
5
G
C
V2
3
NC
7
V3
9
• Signal path
10
: VIDEO
• Abbreviation
w w w
CND : Canadian model
E2 : AC 120V area in E model
AUS : Australian model
AR : Argentina model
STR-DE598/DE698/DV10
IC304
V+1,+2
+5V-3
6dB AMP
J301 (2/2)
CHI OUT
75Ω
22 Y
DRIVER
-7
6dB AMP
CH2 OUT
75Ω
20
P B/ C B/ B-Y
DRIVER
-8
6dB AMP
CH3 OUT
75Ω
P C R-Y
18 R/ R/
DRIVER
-9
V-1,-2
-5V-3
SW2
2 4
COMP SW2
6dB AMP
V1.OUT
75Ω
15
DRIVER
6dB AMP
M.OUT
75Ω
1
DRIVER
10 4 6 14 2
OR
D203,204
Y SWITCH
IC251
6dB AMP
V1.OUT
75Ω
15
DRIVER
6dB AMP
M.OUT
75Ω
1
DRIVER
4 6 14 2
C SWITCH
IC252
6dB AMP
V1.OUT
75Ω
15
DRIVER
6dB AMP
M.OUT
75Ω
1
DRIVER
4 6 14 2
OR
D251,252
x a o
y
. i
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EXCEPT DE598: AEP,UK MODEL
MONITOR COMPONENT
OUT VIDEO
IC807
+5V
+15V
+5V-3 1 3
REG
IC804
-5V
-15V
-5V-3 3 2
REG
VCC
+5V-3
J200 (2/2)
-3
VIDEO
VIDEO 1
OUT
J201 (2/2)
-2
VIDEO
MONITOR
OUT
SW1
V SW1
SW2
V SW2
SW3
V SW3 KEY/DISPLAY
D
Q Q
SW4
V SW4
3 7 6 SECTION
VEE
-5V-3 COMP SW1
COMP SW2
VCC
+5V-3
J253 (2/2)
Y -1
G
S-VIDEO
VIDEO 1
OUT
G
C
VEE
-5V-3
IC253
RELAY
SYNC
1 2
DRIVER
SEPARATION
Q250,251
VCC J251
+5V-3
Y
G
S-VIDEO
MONITOR
OUT
G
C
DV10
VEE
-5V-3
u 1 6 3
17 17
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2 4
8 9 9
(Page 18)
3 1 5 1 5 0 8 9 2
Y/C SEPARATION
IC370
YC
Q327
IN
7 ADC
DYNAMIC
COMB
FILTER
I LINE
MEMORY
I2C
BUS
SYSTEM
PLL
CLOCK
15 16
RY250
CLOCK GENERATOR
SCL IC371
E
SDA
13
NTSC/PAL 12
KEY/DISPLAY
US,CND,E2,
X371
3 4
SECTION AR MODEL 3.58MHz
(Page 18)
AEP,UK,AUS X370
1 2
MODEL 4.43MHz
m
c o
.
STR-DE598/DE698/DV10
Ver. 1.1
2
8 9 9
4 9 8 2 9 9
DE698
Y/C AMP
IC372
YOUT
Y PROCESS
DAC 25 1 4
Q371
COLOR
KILLER
COUT
C PROCESS
DAC 27 8 5
Q373
FSC
19
US,CND MODEL
NTSC/PAL
SWITCHING
IC373
12
NTSC
13
3
PAL
10
AEP,UK,AUS MODEL