Sony STR-DB790 Service Manual

STR-DA1000ES/DB790
4343
6-25. SCHEMATIC DIAGRAM – MAIN Board (3/3) –
R689
R693
C567 C566
C516C517 R519
R569
R669C666C667
C616C617
C467 C466 R469
C417 C416 R419
R565 C563 D561
R566
C513R515 D511
R516
C663R665 D661
R666
C613R615 D611
R616
D461C463R465
R415 C413
R466
D411
R416
JW800
JW802
R851
D823
C822
R852
R853
Q805
R805
Q803
Q802
D805
D807
D808R806
C807
D817
R593 Q582
D481 R489
R643
R638
D631 R639
R493
R438
D431 R439
R443
R543
R538
D531 R539
R589
R588
R802
R848
D814
R849
R847
R820
R821
R782
D810
R812
R813
R814
R818
R817R816
R838R839
CN410
CN417
CN414
CN413
CN411
EB403
CN419
CN415
CN421
C805
GP801
R807
Q807
Q808
Q809
C753
RY807
Q826
R829
R719
C716C717
R619
R850
D822
D821
D711
R716
C713R715
R738
D731 R739
R743
Q682R688
D681
Q732
Q632
R488 Q482
Q432
Q532
D581
Q811
Q823
RY806
R825
R824
JW801
CN416
CN412
CN425
CN424
CN422
CN453
CN455
C404
C403
JWH001
JWH002
JWH003
Q822
15k
47k
0.1 0.047
0.0470.1 10
10
100.0470.1
0.0470.1
0.1 0.047 10
0.1 0.047 10
47k 0.01 1SS133
100k
0.0147k 1SS133
100k
0.0147k 1SS133
100k
0.0147k 1SS133
100k
1SS1330.0147k
47k 0.01
100k
1SS133
100k
6.8k
MTZJ5.6C
47
16V
22k
22k
2SC1841
10k
2SA988
2SC2785
1SS133
1SS133
1SS13322k
22
50V
1SS133
47k 2SA988
1SS133 15k
47k
68k
1SS133 15k
47k
68k
1SS133 15k
47k
47k
68k
1SS133 15k
15k
68k
1k
10k
1SS133
10
2.2k
2.2k
10k
100k
1SS133
2.2k
2.2k
2.2k
10k
10k10k
2.2k10k
8P
3P
5P
4P
4P
2P
3P
6P
470
6.3V
10k
2SC2785
2SC2785
2SC2785
2SC2785
10
10
0.0470.1
10
10K
MTZJ22A
MTZJ22A
1SS133
100K
0.0147K
68k
1SS133 15k
47k
2SA98868k
1SS133
2SA988
2SA988
68k 2SA988
2SA988
2SA988
1SS133T
2SC2785
2SC2785
470 1W
470 1W
2P
6P
1P
1P
1P
1P
1P
22
100V
22
100V
BA1F4M-YP
Y1
Y2
Y3
Y4
Y5
Y6
X1
X2
X3
X4
X5
X6
X7
X8
X9
X10
X11
Y7
Y3
Y6
Y2
Y4
Y7
Y5
Y1
T1
T2
T3
S1
S2
S3
S0
S4
S
5
S6
S7
+B
-B
R
L
GND
GND
GND
SR
SL
GND
FL
FR
GND
GND
C
SUB.T
PW-RY
STOP
GND
+B
-B
GND
LIMITER
24V(RY)
24V(RY)
GND
GND
GND(RY)
+24V(RY)
SBL
SBL(C)
SBR
B GND
A GND
GND
SW
GND
SR-RY
FB-RY
FA-RY
C/SB-RY
(DA1000ES)
(DA1000ES)
(DA1000ES)
(DB790)
(DB790)
(DA1000ES)
(3/3)
RELAY
DRIVE
RELAY
DRIVE
RELAY
DRIVE
100 16V (DA1000ES)
(DB790)
RELAY DRIVE
DETECT
DETECT
CURRENT
DETECT
CURRENT
DETECT
CURRENT
CURRENT
DETECT
CURRENT
DETECT
CURRENT
DETECT
CURRENT
DETECT
Q802,803,805
AF POWER
PROTECTOR
DRIVE
RELAY
RELAY DRIVE
-1
-2
B GND
100 25V
OVER VOLTAGE
(Page 49)
(Page 49)
(Page 53)
(Page 35)
(Page 49)
(Page
47)
(Page
49)
(Page 39)
(Page
53)
(Page 28)
(Page
53)
(Page
45)
(Page 41)
(Page 42)
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.
w w w . x i a o y u 1 6 3 . c o m
Q Q
3
7
6 3
1 5 1 5
0 9 9
2
8 9
4 2
9 8
T E L 1 3 9 4 2 2 9 6 5 1 3 9 9 2 8 9 4 2 9 8 0 5 1 5 1 3 6 7 3
Q Q
TEL 13942296513 QQ 376315150 892498299 TEL 13942296513 QQ 376315150 892498299
http://www.xiaoyu163.com
http://www.xiaoyu163.com

Sony STR-DB790 Specifications

General

Dimensions (WxDxH)	430 x 401 x 161 mm
Power requirements	230 V, 50/60 Hz
Supported radio bands	FM, MW
Radio Data System (RDS)	Yes
I/O ports	5.1 Analogue Input - 1.0 Audio Input - 3.0 Audio Input Front - 1 AV, S-Video Audio Output - 1.0 Control A1 / A1 II Digital Input: coaxial - 1.0 Digital Input: optical - 4.0 Digital Output: optical - 1.0 Headphone Output Monitor Output (Picture): FBAS - 1.0 Monitor Output (Picture): S-Video - 1.0 Phono Input Speaker Selector A S-Video Input - 4.0 S-Video Output - 1.0 Video Input - 5.0 Video Output - 2.0
Connectivity technology	Wired
Power consumption (standby)	0.5 W
Power consumption (typical)	290 W

Weight and Dimensions

Weight	12500 g