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STR-DE697
4-5. BLOCK DIAGRAM — VIDEO SECTION —
J301 (1/2)
Y
-4
P
C
B-Y
VIDEO 2
B/
B/
-5
IN
P
C
R-Y
R/
R/
-6
COMPONENT
-1
VIDEO
Y
-2
P
C
B-Y
B/
B/
DVD
IN
-3
P
C
R-Y
R/
R/
J201 (1/2)
-1
VIDEO
VIDEO 1
IN
J200 (1/2)
-2
VIDEO
VIDEO 2
IN
-1
VIDEO
DVD
IN
J298 (1/2)
-1
VIDEO
VIDEO 3
IN
• Signal path
: VIDEO
J253 (1/2)
Y
-2
G
S-VIDEO
VIDEO 1
IN
G
C
J252 (1/2)
-1
Y
G
S-VIDEO
DVD
IN
G
C
J252 (2/2)
-2
Y
G
S-VIDEO
VIDEO 2
IN
G
C
COMPONENT VIDEO SELECTOR
VIDEO AMP
IC301
IC302
6dB AMP
0X
12
XCOM
VIN2
1X
14
3
13
DRIVER
6dB AMP
0Z
5
ZCOM
VIN3
1Z
4
5
3
DRIVER
6dB AMP
0Y
2
YCOM
VIN1
1Y
15
1
DRIVER
1
Q301
INH
6
B
C
A
INV.
10
9
11
VIDEO
SELECTOR
IC203
6dB AMP
V1
13
DRIVER
V2
5
6dB AMP
DVD
3
DRIVER
V3
9
NC
7
10
4
6
14
2
OR
D203,204
Y SWITCH
IC251
6dB AMP
V1.IN
13
75Ω
DRIVER
DVD
3
V2
6dB AMP
5
NC
75Ω
1
DRIVER
V3
9
10
4
6
14
2
C SWITCH
IC252
6dB AMP
V1
13
75Ω
DRIVER
DVD
5
6dB AMP
V2
3
NC
75Ω
7
DRIVER
V3
9
10
4
6
14
2
OR
D251,252
18
EXCEPT AEP,UK MODEL
VCC
+5V-3
J301 (2/2)
VOUT2
75Ω
11
Y
-7
MONITOR
VOUT3
75Ω
9
P
B/
C
B/
B-Y
OUT
-8
VOUT1
75Ω
P
C
R-Y
13
R/
R/
-9
VEE
-5V-3
SW4
SW3
IC807
+5V
+15V
+5V-3
3
1
REG
IC804
VCC
-5V
+5V-3
-5V-3
-15V
3
2
REG
V1.OUT
75Ω
15
M.OUT
75Ω
1
VEE
-5V-3
EXCEPT AEP,UK MODEL
J254
CTRL A1
VCC
+5V-3
V1.OUT
15
M.OUT
1
VEE
-5V-3
VCC
+5V-3
V1.OUT
15
M.OUT
1
VEE
-5V-3
18
COMPONENT
VIDEO
J200 (2/2)
-3
VIDEO
VIDEO 1
OUT
J201 (2/2)
-2
VIDEO
MONITOR
OUT
SW1
V SW1
SW2
V SW2
SW3
V SW3
SW4
KEY/DISPLAY
V SW4
E
SECTION
(Page 19)
CTRL A1
J253 (2/2)
Y
-1
G
S-VIDEO
VIDEO 1
OUT
G
C
J251
Y
G
S-VIDEO
MONITOR
OUT
G
C
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