Sony STR-DB798 Service Manual

STR-DB798
5050
STR-DB798
JW58
JW5
JW6
JW51
F1
R2
JW53
JW52
JW54
JW55
JW57
Q51
CN51
C53
C52
C55
R57
R56
R54
R53
R52
D58 D55
D54
D57
D53
D52
D51
Q52 Q53
R51
R55
C51
CN1
D56
EB51
EB1
R58
C56
C54
J50
Q54
AC BOARD
1-867-427-
11
(11)
~ AC IN
(CHASSIS)
(CHASSIS)
E
E
E
E
40
DC PWR BOARD
CN912
41
4-8 OHM
BOARD
CN901
38
DC PWR
BOARD
CN906
12
T2
SUB POWER
TRANSFORMER
T901
MAIN POWER
TRANSFORMER
A
B
C
D
E
F
1 2 3 4 5 6 7 8 9
39
DC PWR
BOARD
CN906
17
MAIN
BOARD
CN418
(AEP, TW)
6-37. PRINTED WIRING BOARD – AC BOARD –
(Page 48)
• See page 19 for Circuit Boards Location.
: Uses unleaded solder.
D51 E-5
D52 D-7
D53 E-7
D54 E-7
D55 E-7
D56 E-7
D57 E-7
D58 E-7
Q51 F-5
Q52 F-4
Q53 F-4
Q54 F-7
Ref. No. Location
• Semiconductor
Location
(Page 48)
(Page 48)
(Page 48)
(Page 36)

Sony STR-DB798 Specifications

General

Impedance	8 Ω
Supported radio bands	FM
Radio Data System (RDS)	Yes
Channels quantity	7 channels
I/O ports	Output(Component x 1, Optical Digital x 1, Composite x 1, S-Video x 1), Input(Component x 2, Optical Digital x 4, S-Video x 4, Coaxial Digital x 2, Composite x 4)