Sony STR-DA1ES / STR-DB780 Service Manual ▷ View online
STR-DA1ES/DB780
25
25
5-12. PRINTED WIRING BOARDS – DIGITAL (Conductor Side)/V-3 OPT Boards –
•
See page 20 for Circuit Boards Location.
DIGITAL BOARD
(CONDUCTOR SIDE)
IC1906
IC1905
IC1902
IC1901
IC1903
IC1503
IC1107
IC1106
IC1105
IC1104
1-685-497-
12
(12)
1
3
1
3
DC 2 BOARD
CN901
E
7
1
FOR
CHECK
IC1904
1
3
1
3
3
1
3
1
(DB780: AEP, UK)
3
1
1
3
5
2
4
DISPLAY
BOARD
CNS663
B
MAIN BOARD
CN806
C
MAIN BOARD
CN807
G
1
3
EXCEPT
DB780: AEP, UK
1
3
1
8
DC 2 BOARD
CN903
A
VIDEO BOARD
CN303
F
(DB780: AEP, UK)
MAIN BOARD
CN811
D
FM 75Ω
COAXIAL
AM
ANTENNA
∗
TUNER UNIT
SUPPLIED AS THE
ASSEMBLED BLOCK
ASSEMBLED BLOCK
∗
TU301
3
1
3
1
3
1
3
1
DVD/LD
OPTICAL
IN
IC1104
TV/SAT
OPTICAL
IN
IC1105
MD/TAPE
OPTICAL
IN
IC1106
MD/TAPE
OPTICAL
OUT
IC1107
J1101
DIGITAL
ASSIGNABLE
COAXIAL IN
DVD/LD
CD/SACD
IC289
1-683-873-
11
(11)
V3-OPT BOARD
DIGITAL
(OPTICAL)
IC289
3
1
3
1
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
A
B
C
D
E
F
G
H
I
J
K
L
• Semiconductor
Location
Ref. No.
Location
D1501
I-12
D1502
I-12
IC289
B-2
IC1104
D-14
IC1105
E-14
IC1106
F-14
IC1107
H-14
IC1503
J-10
IC1901
G-6
IC1902
E-6
IC1903
F-4
IC1904
D-4
IC1905
D-6
IC1906
D-5
(Page 26)
(Page 42)
(Page 30)
(Page 42)
(Page 38)
(Page 30)
(Page 30)
STR-DA1ES/DB780
26
26
5-13. PRINTED WIRING BOARD – VIDEO Board –
•
See page 20 for Circuit Boards Location.
VIDEO BOARD
IC308
IC303
IC301
MONITOR
OUT VIDEO
J302
(CHASSIS)
CONTROL
A1
II
J303
TV/SAT
IN VIDEO
DVD/LD
IN VIDEO
OUT VIDEO
IN VIDEO
VIDEO 2
OUT VIDEO
IN VIDEO
VIDEO 1
J305
J304
MONITOR OUT
(CHASSIS)
P
R
/C
R
/R-Y
P
B
/C
B
/B-Y
Y
P
R
/C
R
/R-Y
P
B
/C
B
/B-Y
Y
P
R
/C
R
/R-Y
P
B
/C
B
/B-Y
Y
TV/SAT IN
DVD/LD IN
COMPONENT VIDEO
J301
1
8
16
9
1
8
16
9
8
14
7
1
1
2
F
DIGITAL
BOARD
CNS8
I
S-VIDEO
BOARD
CN851
E
(EXCEPT DB780: AEP, UK)
1-684-326-
11
(11)
A
B
C
D
E
1
2
3
4
5
6
7
8
(CHASSIS)
(CHASSIS)
(CHASSIS)
(CHASSIS)
EB301
DB780:
AEP, UK
11
10
11
10
J
MAIN
BOARD
CN811
• Semiconductor
Location
Ref. No.
Location
D303
C-2
D304
C-2
IC301
C-6
IC303
C-7
IC308
C-3
Q302
C-5
(Page 28)
(Page 25)
(Page 30)
STR-DA1ES/DB780
27
27
5-14. SCHEMATIC DIAGRAM – VIDEO Board –
•
See page 45 for IC Block Diagrams.
D
303
D
3
04
C363
R
32
5
R
3
57
Q302
R338
C346
C347
R344
C348
C336
C343
C342
R340 C344
C337
C349
R346
R302
R301
R309
R306
R304
R310
R307
C352
C353
C351
CN302
C309
C308
C313
C312
C311
C310
R342
C335
JW305
C377
C382
C381
C380
C379
IC308
IC301
IC303
C358
C345
R341
R303
R305
R339
C301
EB301
C354
J303
J302
J301
J304
J305
JW311
JW312
JW313
JW314
CN303
CN301
C373
C374
1S
S1
33
T
1S
S
13
3T
10
50V
10
k
100
BA1A4M
75
10 50V
10 50V
75
10 50V
47p
47p
47p
75
47p
47p
10 50V
75
75
75
75
75
75
75
75
2200p
2200p
2200p
2P
10 50V
10 50V
10 50V
10 50V
10 50V
10 50V
75
47p
0.1
0.1
0.1
0.1
0.1
NJM-2595D
NJM2581D
TC74HC4053AF
0.1
47p
75
75
75
75
2200p
0.1
1P
9P
3P
3P
11P
11P
0.1
0.1
SW1
SW2
SW3
SW4
SW3
SW4
SW3
SW4
SW
1
S
W
2
Q1
Q2
Q3
Q4
Q
1
Q
2
Q
3
Q
4
RR1
RR2
RR3
RR4
RR5
RR6
RR7
RR8
RR9
R
R
1
R
R
2
R
R
3
RR
4
R
R
5
R
R
6
RR
7
R
R
8
R
R
9
V
IN
1
VIN
2
VIN
3
V
IN
1
V
IN
2
V
IN
3
Q5
Q6
Q
5
Q6
SW1
SW2
SW3
SW4
+5V
CTL A1 GND
-5V
+5V
SW1
SW2
SW3
SW4
GND
GND
VIDEO3
-5V
GND
(BACK UP)
+5.6V
VC
C
1
V
O
U
T1
VC
C
2
VC
C3
VO
U
T2
V
O
U
T3
VIN
1
VIN
2
VIN
3
V
EE1
V
EE2
V
EE3
P
.SA
V
E
G
N
D
(CHASSIS)
(CHASSIS)
(CHASSIS)
(CHASSIS)
(CHASSIS)
(CHASSIS)
SELECTOR
VIDEO
VIDEO AMP
SELECTOR
VIDEO
INVERTER
V GND
V GND
V SW1
V SW2
V SW3
V SW4
CTRL A1
CONTROL
A1
MONITOR
OUT VIDEO
TV/SAT
IN VIDEO
IN VIDEO
DVD/LD
OUT VIDEO
IN VIDEO
VIDEO 2
OUT VIDEO
IN VIDEO
VIDEO 1
P
R
/C
R
/R-Y
Y
Y
Y
MONITOR OUT
TV/SAT IN
DVD/LD IN
COMPONENT
VIDEO
(DB780:AEP,UK)
(EXCEPT DB780:AEP,UK)
NC
NC
GND
(EXCEPT DB780:AEP,UK)
P
B
/C
B
/B-Y
P
R
/C
R
/R-Y
P
B
/C
B
/B-Y
P
R
/C
R
/R-Y
P
B
/C
B
/B-Y
(Page 29)
(Page 22)
(Page 32)
STR-DA1ES/DB780
28
28
5-15. PRINTED WIRING BOARDS – S-VIDEO/VIDEO 3/VIDEO.AU Boards –
•
See page 20 for Circuit Boards Location.
VIDEO. AU
BOARD
IC201
L
R
TV/SAT
AUDIO IN
L
R
DVD/LD
AUDIO IN
L
R
AUDIO OUT
L
R
AUDIO IN
VIDEO 2
L
R
AUDIO OUT
L
R
AUDIO IN
VIDEO 1
J202
J201
1
14
28
15
1-684-328-
11
(11)
1
2
8
9
K
MAIN BOARD
CN101
1
3
S-VIDEO
BOARD
IC852
IC850
J851
J850
(CHASSIS)
(CHASSIS)
S-VIDEO
OUT
S-VIDEO
IN
J852
(CHASSIS)
VIDEO 1
I
VIDEO BOARD
CN301
16
9
1
8
16
9
1
8
1
4
1-684-327-
11
(11)
A
B
C
D
E
F
1
2
3
4
5
6
7
8
9
10
11
(CHASSIS)
(CHASSIS)
VIDEO 3 BOARD
(CHASSIS)
S-VIDEO
VIDEO
AUDIO
L
R
VIDEO 3 INPUT
1-683-776-
11
(11)
1
7
MONITOR
S-VIDEO
OUT
TV/SAT
S-VIDEO
OUT
DVD/LD
S-VIDEO
OUT
1
2
11
10
• Semiconductor
Location
Ref. No.
Location
D850
C-6
D851
C-6
IC201
C-7
IC850
C-5
IC852
C-4
(Page 26)
(Page 30)
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