STR-DA1000ES, STR-DB790 (serv.man2) - Sony Audio Service Manual (repair manual). Page 7

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STR-DA1000ES/DB790
7
7
STR-DA1000ES/DB790
3-3. SCHEMATIC  DIAGRAM  – MAIN Board (2/3) –
(Page 6)
(Refer to page 47
 on original
 service manual)
(Refer to page 49
 on original
 service manual)
(Refer to page 49
 on original
 service manual)
(Refer to page 49
 on original
 service manual)
(Refer to page 39
 on original
 service manual)
(Refer to page 28
 on original
 service manual)
(Refer to page 35
 on original
 service manual)
(Refer to page 53
 on original
 service manual)
(Refer to page 49
 on original
 service manual)
(Refer to page 53
 on original
 service manual)
(Refer to page 35
 on original
 service manual)
(Refer to page 33
 on original
 service manual)
C566
C516
R689
R515
R543
D814
C567
C517
C666
C667
C617
C467
C417
C416
C466
C616
R669
R619
R469
R419
R519
R569
R565
R665
R615
R465
R415
C413
C463
C613
C663
C513
C563
R851
C822
R853
D823
R852
D807
R807
C807
R806
D808
D805
R805
Q802
Q805
Q803
D411
R466
D461
R616
D611
R666
D661
R516
D511
R566
D561
R439
D431
R438
D481
R489
R488
D631
R639
R638
R443
R688
R693
D681
R589
R539
D531
R538
D581
R588
R593
R416
R643
R802
D817
R493
CN411
R812
R816
R813
R817
R814
R818
R847
R848
JW812
JW811
R849
CN417
CN409
CN413
CN408
CN407
CN419
CN412
JW801
JW802
JW800
CN410
GP801
Q823
Q809
Q808
Q807
C805
R743
R738
D731
R739
Q532
Q432
Q482
Q632
Q682
Q732
Q582
CN416
Q822
D822
D821
R850
D711
R716
C713
R715
R719
C716
C717
JWH002
JWH003
JWH001
CN424
CN422
RY806
EB403
CN425
CN453
CN455
R825
R824
0.047
0.047
15k
47k
47k
1SS133
0.1
0.1
0.047
0.1
0.1
0.1
0.1
0.047
0.047
0.047
10
10
10
10
10
10
47k
47k
47k
47k
47k
0.01
0.01
0.01
0.01
0.01
0.01
6.8k
47
16V
22k
MTZJ5.6C
22k
1SS133
10k
22
50V
22k
1SS133
1SS133
10k
2SC2785-HFE
2SC1841
2SA988
1SS133
100k
1SS133
100k
1SS133
100k
1SS133
100k
1SS133
100k
1SS133
15k
1SS133
68k
1SS133
15k
68k
1SS133
15k
68k
47k
68k
47k
1SS133
15k
15k
1SS133
68k
1SS133
68k
47k
100k
47k
1k
1SS133
47k
4P
2.2k
10k
2.2k
10k
2.2k
10k
2.2k
10k
10
3P
3P
4P
10P
10P
2P
6P
8P
2SC2785TP-FEK
2SC2785TP-FEK
2SC2785TP-FEK
2SC2785TP-FEK
220
10V
47k
68k
1SS133
15k
2SA988
2SA988
2SA988
2SA988
2SA988
2SA988
2SA988
2P
BA1F4M-YP
MTZJ22A
MTZJ22A
10k
1SS133
100k
0.01
47k
10
0.047
0.1
470
1W
470
1W
A1
A2
A3
A4
A5
A6
A7
A8
C1
C2
C3
C4
C5
C6
C7
C8
C9
C10
C11
C12
A9
SW1
SW2
SW3
SW4
SW1
SW2
SW3
SW4
-5V
+5V
V3
VM
VM
MO
MO
V3
-5V
+5V
PRO
SUR
SP
FR
HP
Q1
Q2
Q3
Q4
Q5
Q6
Q7
-5V
+5V
R
L
V-SW1
V-SW2
V-SW4
V-SW3
-5V
GND
GND
GND
GND
SR
SL
GND
FL
FR
GND
GND
C
24V(RY)
24V(RY)
+5V
VIDEO3
V-SW1
V-SW2
V-SW4
V-SW3
-5V
+5V
VIDEO3
GND
GND
V-MONITOR
V-MONITOR
SBL(C)
SBR
B GND
A GND
MONITER-OUT
MONITER-OUT
GND
SW
GND
SR-RY
FB-RY
FA-RY
C/SB-RY
(2/3)
RELAY DRIVE
RELAY DRIVE
RELAY DRIVE
RELAY DRIVE
Q802,803,805
AC POWER PROTECT
CURRENT
DETECT
CURRENT
DETECT
CURRENT
DETECT
CURRENT
DETECT
CURRENT
DETECT
CURRENT
DETECT
CURRENT
DETECT
DETECT
OVER VOLTAGE
-5V.V
V.GND
+5V.V
-2
-1
(DA1000ES)
(DB790)
(DB790)
(DA100ES)
(DA1000ES)
(DA1000ES)
(Page 8)
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