Block Diagram - Video Section - Sony STR-DE597 Service Manual

STR-DE597
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
IN
-1
VIDEO
DVD
IN
• Signal path
: VIDEO
COMPONENT VIDEO SELECTOR VIDEO AMP
IC301 IC302
6dB AMP
0X
12 XCOM
VIN2 75Ω
1X 14 3
13 DRIVER
6dB AMP
0Z
5 ZCOM VIN3
75Ω
1Z 4 5
3 DRIVER
6dB AMP
0Y
2 YCOM VIN1
75Ω
1Y 15 1
DRIVER
1
Q301
INH 6
B C A
INV.
10 9 11
VIDEO
SELECTOR
IC203
6dB AMP
V1
13
75Ω
DRIVER
V2
5
6dB AMP
DVD
75Ω
3
DRIVER
V3
9
NC
7
10 4 6 14 2
OR
D203,204
18
EXCEPT AEP,UK MODEL
VCC
+5V-3
J301 (2/2)
VOUT2
11 Y
-7
MONITOR
VOUT3
9
P B/ C B/ B-Y OUT
-8
VOUT1
P C R-Y
13 R/ R/
-9
VEE
-5V-3
V-SW4
V-SW3
IC807
+5V
+15V
+5V-3 3 1
REG
IC804
VCC
-5V
+5V-3
-5V-3 -15V
3 2
REG
V1.OUT
15
M.OUT
1
VEE
-5V-3
V-SW1
V SW1
V-SW2
V SW2
V-SW3
V SW3
V-SW4
V SW4
18
COMPONENT
VIDEO
J200 (2/2)
-3
VIDEO
VIDEO 1
OUT
J201 (2/2)
-2
VIDEO
MONITOR
OUT
KEY/DISPLAY
E
SECTION
(Page 19)