Sony STR-DA1ES / STR-DB780 Service Manual ▷ View online
STR-DA1ES/DB780
29
29
5-16. SCHEMATIC DIAGRAM – S-VIDEO/VIDEO 3/VIDEO.AU Boards –
•
See page 45 for IC Block Diagrams.
The components identified by mark
0
or dotted
line with mark
0
are critical for safety.
Replace only with part number specified.
Les composants identifiés par une marque
0
sont
critiques pour la sécurité.
Ne les remplacer que
par une pièce portant le numéro spécifié.
C856
C863
C869
C855
C852
C853
C850
C851
C867
C854
C861
C862
C
87
4
C859
C870
C858
D
85
0
D
85
1
CN853
JW851
JW850
R856
R857
R858
R859
R861
R854
R855
R860
R862
R863
J851
J850
J852
IC850
IC852
C860
C857
C202
C201
CN202
C213
C211
C214
R843
R211
J201
J202
IC201
R842
R255
R253
R203
R252
R202
R251
R201
R205
R254
R256
R206
R204
R298
C293
CN299
R
2
96
R
2
95
J299
EB299
C294
R299
C864
J298
C872
CN851
CN201
C212
0.1
0.1
0.1
0.1
47p
47p
47p
47p
0.1
2200p
2200p
2200p
4
7p
10
50V
10 50V
10
50V
1S
S
1
3
3
1
S
S
1
3
3
4P
75
75
75
75
75
75
75
75
75
75
NJM-2595D
NJM-2595D
10
50V
0.1
2200p
2200p
3P
100p
2200p
0.01
33
1k
6P
6P
TC9273-014
33
2.2k
2.2k
2.2k
1k
1k
1k
1k
2.2k
1k
1k
1k
1k
1k
0.022
7P
7
5
7
5
0.022
1k
0.1
3P
0.1
11P
9P
2200p
AA1
AA2
AA3
AA4
A
A
1
A
A
2
A
A
3
A
A
4
DD1
DD2
DD3
DD4
DD5
DD6
DD7
DD8
DD9
DD10
DD11
DD12
D
D
1
D
D
2
D
D
3
D
D
4
DD
5
D
D
6
DD
7
D
D
8
D
D9
D
D
1
0
D
D
11
D
D
1
2
ZZ1
ZZ2
ZZ3
ZZ4
ZZ
1
ZZ2
ZZ3
ZZ
4
ZZ1
Z
Z2
Z
Z3
ZZ
4
Z
Z3
ZZ
4
+5V
SW1
SW2
SW3
SW4
GND
GND
GND
VIDEO3
-5V
+5.6V (BACK UP)
(CHASSIS)
(CHASSIS)
(CHASSIS)
OUT
MONITOR
S-VIDEO
Y
C
S-VIDEO
TV/SAT
IN
S-VIDEO
IN
S-VIDEO
S-VIDEO
IN
DVD/LD
VIDEO 1
OUT
VIDEO 1
Y
C
C
Y
C
Y
C
Y
C SWITCH
Y SWITCH
VIDEO
Y
C
LOUT
ROUT
GND
-15V
DATA
CLK
L
R
NC
NC
F.LAT
GND
(CHASSIS)
(CHASSIS)
R
L
VDD
VSS
COM
TV/DBS
DVD/LD
V2 OUT
VIDEO2
V1 OUT
VIDEO1
LAT
GND
DAT
CLK
COM
VIDEO3
R
L
R
L
R
L
R
L
R
L
AUDIO OUT
AUDIO IN
TV/SAT
AUDIO IN
AUDIO IN
DVD/LD
AUDIO OUT
R
L
AUDIO IN
VIDEO 2
VIDEO 1
SELECTOR
VIDEO
GND
+15V
L
R
Y
C
VIDEO
GND
GND
S-VIDEO
R
L
AUDIO
VIDEO
INPUT
VIDEO 3
(CHASSIS)
Y
C
NC
(Page 33)
(Page 27)
STR-DA1ES/DB780
30
30
5-17. PRINTED WIRING BOARD – MAIN Board –
•
See page 20 for Circuit Boards Location.
IC111
IC131
IC151
IC801
IC802
IC621
IC421
IC521
IC804
IC502
IC501
28
15
1
14
IC503
IC403
IC402
IC401
28
15
1
14
IC602
IC601
28
15
1
14
IC603
1-684-329-
11
(11)
R
L
FRONT
(CHASSIS)
R
L
SURROUND
CENTER
R
L
PHONO IN
(CHASSIS)
R
L
CD/SACD IN
R
L
(CHASSIS)
R
L
OUT
IN
SUB
WOOFER
J111
MULTI CH IN
J131
J151
MD/TAPE
(DA1ES)
(DA1ES)
(DB780)
E
E
E
E
E
E
E
DIGITAL
BOARD
CNS2
C
DIGITAL
BOARD
CNS1
G
4
1
5
8
4
1
5
8
4
1
5
8
7
1
8
14
8
5
1
4
7
1
8
14
IC805
E
1
7
BIAS
BOARD
CN581
N
15
1
2
14
1
7
BIAS BOARD
CN531
M
1
7
BIAS BOARD
CN481
Q
15
14
2
1
1
7
BIAS BOARD
CN431
O
1
7
BIAS BOARD
CN631
R
15
14
2
1
1
3
DC 1 BOARD
CN910
V
B
C
E
B
C
E
E
E
E
E
8
5
1
4
8
5
1
4
1
5
3
1
1
7
-1
-2
3
1
1
6
BIAS BOARD
CN810
S
1
10
PRE/SPOUT
BOARD
CN449
X
1
2
BLU
BLU
1
2
BLK
E
1
4
WHT
RED
GRY
BRN
WHT
RED
BRN
GRY
1
4
E
(CHASSIS)
PRE/SPOUT
BOARD
CN448
U
1
2
3
1
W
DC 2 BOARD
CN1109
DIGITAL BOARD
CN1109
D
VIDEO BOARD
CN302
J
H. P BOARD
CN849
T
(CHASSIS)
+
–
+
–
+
–
R
L
SURROUND
SPEAKERS
IMPEDANCE USE 4 – 16Ω
TM501
MAIN BOARD
A
B
C
D
E
F
G
H
I
J
1
2
3
4
5
6
7
8
9
10
11
12
4
1
5
8
(DB780)
(DB780)
15
28
14
1
VIDEO. AU
BOARD
CN201
K
-2
-1
E
1
2
-2
-1
1
2
8
9
(DA1ES)
CENTER
JW651
JW652
JW102
JW101
B
C
E
B
C
E
B
C
E
B
C
E
B
C
E
B
C
E
B
C
E
B
C
E
B
C
E
B
C
E
• Semiconductor
Location
Ref. No.
Location
D790
G-12
D791
G-12
D796
G-12
D803
F-2
D804
F-2
D809
B-9
D810
F-9
D811
B-11
D812
G-2
D814
D-10
D815
E-10
D818
G-2
IC111
C-3
IC131
C-5
IC151
C-7
IC401
G-6
IC402
G-5
IC403
I-7
IC421
F-5
IC501
G-4
IC502
G-3
IC503
I-3
IC521
F-3
IC601
G-8
IC602
G-7
IC603
I-10
IC621
F-6
IC801
D-12
IC802
D-11
IC804
G-2
IC805
H-2
Q401
D-2
Q402
J-7
Q403
J-8
Q451
C-2
Q452
J-6
Q453
J-7
Q501
B-2
Q502
J-4
Q503
J-5
Q551
D-2
Q552
J-2
Q553
J-3
Q601
B-1
Q602
J-9
Q603
J-10
Q701
B-2
Q790
G-12
Q791
G-12
Q795
G-12
Q807
B-9
Q808
E-9
Q809
B-11
Q810
H-1
Q813
E-1
Q823
D-9
Q824
E-10
Q826
E-9
(Page
25)
(Page
28)
(Page
25)
(Page 34)
(Page 34)
(Page 34)
(Page 34)
(Page 34)
(Page 42)
(Page 34)
(Page 36)
(Page 36)
(Page 26)
(Page 42)
(Page 25)
(Page 36)
STR-DA1ES/DB780
31
31
5-18. SCHEMATIC DIAGRAM – MAIN Board (1/3) –
•
See page 45 for IC Block Diagram.
R116
R115
R114
R113
R112
R111
Q401
Q451
Q701
Q501
Q601
Q551
D
8
1
2
D
8
0
4
D
8
1
8
D803
R827
IC621
IC421
C421
C621
R
7
2
1
R
4
7
1
C721
C521
C571
R571
R521
R815
C
8
1
6
C122
CN806
R836
IC805
IC804
Q810
R451
R401
R701
R501
R601
R551
R833
R826
R119
C120
C
1
2
3
CN807
J111
C119
JW102
JW101
R621
IC521
C121
Q813
IC111
R421
JW100
C471
JW401
JW402
JW403
JW404
1k
1k
1k
1k
1k
1k
2SC3623A
2SC3623A
2SC3623A
2SC3623A
2SC3623A
2SC3623A
1
S
S
1
3
3
1
S
S
1
3
3
1
S
S
1
3
3
1SS133
1k
M5218AP
M5218AP
22
50V
22 50V
1
0
0
k
1
0
0
k
22
50V
22
50V
22
50V
100k
100k
10k
0
.1
2200p
21P
10k
TC74ACT08P
TC74ACT08P
BN1F4M
6.8k
6.8k
6.8k
6.8k
6.8k
6.8k
1M
1M
1k
0.01
1
0
0
p
21P
6P
2200p
100k
M5218AP
2200p
BN1F4M
TC9274N-016
100k
22
50V
A1
A2
A3
A4
A5
B
1
B
2
B
3
B
4
B
1
1
B
1
2
B
1
3
B
1
4
B
1
5
B
1
6
B
1
7
B
1
8
B
1
9
B
2
0
W
W
C
C
S
R
S
R
S
L
S
L
F
N
T
R
F
N
T
R
F
N
T
L
F
N
T
L
9
S
B
Z7
Z8
Z9
Z10
Z11
Z12
Z13
Z
7
Z
8
Z
9
Z
1
0
Z
1
1
Z
1
2
Z
1
3
Z
1
3
FNTL
FNTR
SL
SR
C
W
9SB
TUNL
TUNR
SORR
SORR
SORL
S
O
R
L
SMUTE
SMUTE
FUNLAT
FUNLAT
2NDVOL
2NDVOL
FUNC
FUNC
FUNC
CLK
CLK
DATA
DATA
D
A
T
A
CLK
LIN
RIN
VRIN1
VRIN2
VRIN3
VRIN4
PRO
HPCONT
HPRY
REARRY
SBRY
FRRY
PRERY
+15V
-15V
S-MUTE
PROTECTOR
HP-CONT
SP-FR-RY
HP-RY
REAR-RY
C-RY
2ND-RY
PRE-RY
SB-RY
FUNC-LAT
CLK
DATA
CD-RY
C
SP-B-RY
W
NC
NC
FUN LAT SW
2ND VOL LAT
(CHASSIS)
(1/3)
LINE AMP
LINE AMP
LINE AMP
LEVEL SHIFT
LEVEL SHIFT
MUTING
MUTING
MUTING
MUTING
MUTING
MUTING
MUTING
CONTROL
SWITCH
AUDIO
SELECTOR
INVERTER
T.L
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
T.R
L.O
R.O
LS
RS
SB
R
L
R
L
FRONT
R
L
SURROUND
CENTER
SUB WOOFER
MULTI CH IN
(Page 21)
(Page 33)
(Page 32)
(Page 22)
STR-DA1ES/DB780
32
32
5-19. SCHEMATIC DIAGRAM – MAIN Board (2/3) –
•
See page 45 for IC Block Diagram.
The components identified by mark
0
or dotted
line with mark
0
are critical for safety.
Replace only with part number specified.
Les composants identifiés par une marque
0
sont
critiques pour la sécurité.
Ne les remplacer que
par une pièce portant le numéro spécifié.
CN801
R837
CN803
CN802
CN813
CN811
R847
R848
Q823
Q807
C562
C561
CN602
JW657
C557
C506
C556
C510
C560
C508
R511
C509
R510
C558
R561
C559
R560
C505
R
5
09
C
5
55
R
5
59
C410
C460
C406
C456
C408
R411
C409
R410
C458
R461
C459
R460
C
810
Q795
D796
R797
R796
R790
R792
C801
C815
D815
C814
C608
R610
C606
JW655
D809
D811
D814
RY803
RY806
C405
R
409
R
4
5
9
C
4
5
5
C454
R458
C403
R408
C604
R608
R607
IC603
IC503
R507
R407
CN504
CN812
CN404 CN604
CN500
CN550
R514
C514
C515
C511
C512
C411
CN600
CN450
CN400
IC802
IC801
R795
C809
GP801
R812
R816
R818
R814
Q809
C657
C564
C565
R564
C461
R464
C462
C464
C465
R825
CN502
CN552
CN402
CN452
CN403
C610
C615
C
61
4
R614
C612
C611
CN809
C412
CN804
RY801
C507
Q791
Q790
R791
R612
R463
R613
R617
R616
R467
R417
R412
R413
R462
R563
R466
R567
R562
R517
R512
R513
R820
R822
R849
L601
L451
L501
L401
C414
C415
R414
R516
R416
R566
R824
JW653 JW652
JW654
C603
IC403
R508
R558 C554
L551
R828
Q824
C802
D790
D791
C795
C790
C404
C504
C503
TM501
CN603
JW656
C
6
07
Q552
Q502
Q452
Q402
Q602
Q603
Q453
Q403
Q553
Q503
R611
C
60
9
JW651
C605
R609
5P
10k
4P
3P
2P
3P
2.2k
10k
2SC2785TP-
2SC2785TP-
22p
500V
22p
500V
1P
100p
33p
500V
33p
500V
100p
100p
4p
500V
68k
220
10V
10V
2.7k
4p
500V
68k
220
10V
10V
2.7k
220p
68
k
22
0
p
6
8k
100p
100p
33p
500V
33p
500V
4p
500V
68k
220
10V
10V
2.7k
4p
500V
68k
220
10V
10V
2.7k
22
100
V
2SB1565
1SS133
470
4.7k
10
470
470
25V
25V
100
16V
16V
HZS6B2
100
16V
16V
4p
500V
2.7k
33p
500V
1SS133
1SS133
1SS133
220p
68k
68k
22
0p
22
50V
1k
10
50V
1k
22
50V
1k
22k
22k
22k
1P
1P
2P
2P
7P
7P
0.22X2
5W
0.047
0.1
22p
500V
22p
500V
22p
500V
7P
7P
7P
M5F7915L
M5F7815L
10
22
100V
2.2k
10k
10k
2.2k
2SC2785TP-
100p
0.047
0.1
0.22X2
5W
22p
500V
0.22X2
5W
22p
500V
0.047
0.1
470
1W
1P
1P
1P
1P
4P
100p
0.1
0
.0
4
7
0.22X2
5W
22p
500V
22p
500V
6P
22p
500V
7P
100p
2SC1841
2SD2396
4.7k
1W
100
100
100
10
10
10
10
100
100
100
100
10
10
100
10
100
100
10
10
10
0.047
0.1
0.22X2
5W
10
10
10
470
1W
10
50V
1k
1k
22
50V
4.7k
2SC1815YGR
470
25V
25V
1SS133
22 50V
22 50V
10 50V
1P
1
00
p
MN2488
MN2488
MN2488
MN2488
MN2488
MP1620
MP1620
MP1620
MP1620
MP1620
68k
220
1
0V
220p
68k
A1
A2
A3
A4
A5
C
1
C2
C3
K
1
K
2
K
3
K
4
K
5
K
6
K
1
K
2
K
3
K
4
K
5
K
6
J
1
J2
J3
J4
J5
J1
J2
J3
J4
J5
J6
J6
L1
L
2
L
3
L1
L
2
L3
P
R
O
H
P
CO
N
T
H
P
R
Y
R
EA
R
R
Y
S
B
R
Y
C
SR
SL
R
L
∗
∗
∗
RY GND
GND
-24V
24V(RY)
FL GND
+B
-B
L
GND
GND
R
R
L
HP-CONT
CONT-GND
GND
V GND
V GND
D GND
D GND
S
P
O
U
T
B
IA
S
+
B
IA
S
+
B
IA
S
-
B
IA
S
-
+P
T
rE
-P
T
rE
S
P
O
U
T
B
IA
S
+
B
IA
S
+
B
IA
S
-
B
IA
S
-
+
P
T
rE
-P
T
rE
S
P
O
U
T
B
IA
S
+
B
IA
S
+
B
IA
S
-
B
IA
S
-
+
P
T
rE
-P
T
rE
S
P
O
U
T
B
IA
S
+
B
IA
S
+
B
IA
S
-
B
IA
S
-
+
P
T
rE
-P
T
rE
S
P
O
U
T
B
IA
S
+
B
IA
S
+
B
IA
S
-
B
IA
S
-
+
P
T
rE
-P
T
rE
-B
G
N
D
+1
5
V
-1
5
V
P
R
O
T
E
C
T
L
IM
ITE
R
D GND
(CHASSIS)
(CHASSIS)
+
V
E
O
U
T
-V
E
O
U
T
N
F
IN
P
U
T
G
N
D
IN
P
U
T
N
F
-V
E
O
U
T
+
V
E
O
U
T
V
EE
C
C
M
U
T
E
V
C
C
1
V
C
C
2
+
V
E
O
U
T
-V
E
O
U
T
N
F
IN
P
U
T
G
N
D
IN
P
U
T
N
F
-V
EO
U
T
+
V
E
O
U
T
V
E
E
C
C
V
C
C
1
V
C
C
2
+
V
E
O
U
T
-V
E
O
U
T
N
F
IN
P
U
T
G
N
D
IN
P
U
T
N
F
-V
EO
U
T
+
V
EO
U
T
V
E
E
C
C
M
U
T
E
V
C
C
2
V
C
C
1
(2/3)
GND
USE 6-16Ω
SPEAKERS IMPEDANCE
CENTER
SURROUND
L
R
B GND
+24V
∗
D790
LIMITER SWITCH
SWITCH
LIMITER
I
G
O
+15V REGULATOR
I
G
O
-15V REGULATOR
BOOSTER
BOOSTER
BOOSTER
BOOSTER
BOOSTER
BOOSTER
BOOSTER
BOOSTER
BOOSTER
BOOSTER
-1
-2
RELAY DRIVE
-1
-2
RELAY DRIVE
-1
-2
RELAY DRIVE
POWER AMP
POWER AMP
POWER AMP
REGULATOR
+5V
LIMITER SWITCH
∗
C790,795
22 100V
100 100V
(DA1ES)
MTZJ-T-72-20A
MTZJ-T-72-24A (DB780)
(DA1ES)
(DB780)
µPC2581V
µPC2581V
µPC2581V
(Page 31)
(Page 33)
(Page 35)
(Page35)
(Page 35)
(Page 35)
(Page 33)
(Page 43)
(Page 27)
(Page 43)
(Page37)
(Page 22)
(Page 37)
(Page 35)
(Page 35)
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