Schematic Diagram - Video Board - Sony STR-DA1ES Service Manual

5-14. SCHEMATIC DIAGRAM – VIDEO Board – •
C354
(CHASSIS) 0.1
J303
CONTROL
A1
J302
1P
MONITOR
OUT VIDEO
J305
TV/SAT
3P
IN VIDEO
DVD/LD
IN VIDEO
OUT VIDEO
VIDEO 2
J304
3P
IN VIDEO
OUT VIDEO
VIDEO 1
IN VIDEO
J301
9P
P R /C R /R-Y
MONITOR OUT P B /C B /B-Y
Y
P /C /R-Y
R R
COMPONENT
P /C /B-Y
TV/SAT IN B B
VIDEO
Y
P /C /R-Y
R R
DVD/LD IN P /C /B-Y
B B
Y
(CHASSIS)
(CHASSIS)
(EXCEPT DB780:AEP,UK)
See page 45 for IC Block Diagrams.
R342
75
C335
47p
R338 C346
VIDEO
75 10 50V
Q5
SELECTOR
C342
C347
47p
10 50V
R339 75 Q6
IC308
NJM-2595D
C343
R344
47p
75
Q1
C336
47p
R340 C344 C348
75 47p 10 50V
Q2
R346
75
Q3
C337
C349
47p
10 50V
Q4
C345 47p
R341 75
R303 75
RR3
R302
75
RR2
R301
75
RR1
C309
10 50V
RR6
R309 C308
75 10 50V
RR5
R306 C313
75 10 50V
RR4
R304 C312
75 10 50V
RR9
R310 C311
75 10 50V
RR8
R307 C310
75 10 50V
RR7
R305 75
EB301
(DB780:AEP,UK)
C301
2200p
C363
10
50V
JW305 SW3 SW4 C373 0.1
C374 0.1
SW3
VIDEO AMP
IC301
NJM2581D
27 27
STR-DA1ES/DB780
SW4
SW3
SW2
SW1
C377
0.1
+5.6V
SW1 JW311
SW2 JW312
SW3 JW313
SW4 JW314
C358
0.1
SW4
VIDEO
SELECTOR
IC303
TC74HC4053AF
C379 C380
0.1 0.1
Q302
BA1A4M
INVERTER C382 C381
0.1 0.1
(EXCEPT DB780:AEP,UK)
CN301
11P
NC
VIDEO3
SW4
SW3
SW2
SW1
GND
GND
(Page 29)
+5V
-5V
(BACK UP)
CN303
11P
NC
CTL A1 GND
CTRL A1
V SW1
V SW2
V SW3
V SW4
-5V
+5V (Page 22)
GND
GND
CN302
2P
V GND
V GND
(Page 32)
C352
2200p
C353 (CHASSIS)
2200p
C351 (CHASSIS)
2200p
(CHASSIS)