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Sony STR-DB790 Service Manual

Sony STR-DB790
120 pages
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STR-DA1000ES/DB790
5555
CN2
D51
R51
R52
R53C53
C52
D53
D54D55
D56D57
JW52
C56
R57
Q52
Q53
CN51
CN57
CN58
F1
C55
R55 R56 R54
R60
Q55 R59
JW51
T2
C54
EB51
RY1
C3 F2
JW1
JW2
EB1
R1
Q51
Q54
D52
T901
CN53
R61
CN52 CN1CN3
CNJ1
2P
1SS133T
2.2k
10k
6800.056
0.0047
1SS133
11EQS0411EQS04
11EQS0411EQS04
470p
10k
2SA1015
BA1A4M
6P
4P
3P
1
50V
33k 10k 47k
10K
BA1A4M 100K
2200
10V
0.001
250V
3.3M
1/2W
2SC2785
2SC2785
1SS133
3P
33K
5P 2P2P
N
L
N
(CHASSIS)
(CHASSIS)
P. R Y
GND
STOP
8V
SUB,T
8V
GND
GND
AC 6V
AC 6V
GND
+8V
-8V
GND
LO-B
HI-B
LO-A
HI-A
GND
+24V
-24V
MAIN POWER
TRANSFORMER
TRANSFORMER
SUB POWER
(DB790)
(DB790:TW)
AC OUTLET
(AC IN)
(DA1000ES)
DRIVE
RELAY
AC POWER
DETECT
Q52,53,55
B+ SWITCH
T4AL 250V
(DA1000ES/DB790:TW)
(EXCEPT DA1000ES/DB790:TW)
F1
10A 125V
10A 125V
F2
T2.5AL 250V
(DA1000ES)
N
L
(DB790:SP,MY)
(DA1000ES/DB790:SP,MY)
(DA1000ES/DB790:SP,MY,TW)
(Page 53)
(Page 53)
(Page 51)
(Page 53)
(Page 53)
6-37. SCHEMATIC DIAGRAM – AC/PRI/SEC1/SEC3 Boards –
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

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Sony STR-DB790 Specifications

General IconGeneral
Dimensions (WxDxH)430 x 401 x 161 mm
Power requirements230 V, 50/60 Hz
Supported radio bandsFM, MW
Radio Data System (RDS)Yes
I/O ports5.1 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 technologyWired
Power consumption (standby)0.5 W
Power consumption (typical)290 W
Weight and Dimensions IconWeight and Dimensions
Weight12500 g

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